champ.hackers.com
18.238.25.107  Public Scan Open in urlscan Pro

Internal
urlscan.io (IP) urlscan.io (Domain)
Effective Hostname
VirusTotal SecurityTrails crt.sh
Submitted URL
Google Safe Browsing Archive.org
Effective IP
VirusTotal SecurityTrails Domaintools Censys
Go To Rescan
Add Verdict Report
URL:
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf01... 8yr old
Submission: On April 07 via api (April 7th 2026, 12:45:27 pm UTC) from US — Scanned from CA
Summary HTTP 237 Redirects Links 660  Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 39 IPs in 4 countries across 51 domains to perform 237 HTTP transactions. The main IP is 18.238.25.107, located in United States and belongs to AMAZON-02 - Amazon.com, Inc., US. The main domain is champ.hackers.com. The Cisco Umbrella rank of the primary domain is 975786. 8yr old
TLS certificate: Issued by Amazon RSA 2048 M03 on July 24th 2025. Valid for: 1yr.
This is the only time champ.hackers.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
36 18.238.25.107 18.238.25.107 16509 (AMAZON-02) (AMAZON-02 - Amazon.com)
32 18.160.10.75 18.160.10.75 16509 (AMAZON-02) (AMAZON-02 - Amazon.com)
40 39.125.94.20 39.125.94.20 9318 (SKB-AS SK...) (SKB-AS SK Broadband Co Ltd)
8 172.253.63.91 172.253.63.91 15169 (GOOGLE) (GOOGLE - Google LLC)
9 18.154.227.71 18.154.227.71 16509 (AMAZON-02) (AMAZON-02 - Amazon.com)
2 172.253.115.136 172.253.115.136 15169 (GOOGLE) (GOOGLE - Google LLC)
1 172.253.63.94 172.253.63.94 15169 (GOOGLE) (GOOGLE - Google LLC)
3 5 172.253.115.155 172.253.115.155 15169 (GOOGLE) (GOOGLE - Google LLC)
1 142.251.111.148 142.251.111.148 15169 (GOOGLE) (GOOGLE - Google LLC)
3 13.35.78.72 13.35.78.72 16509 (AMAZON-02) (AMAZON-02 - Amazon.com)
1 172.253.115.119 172.253.115.119 15169 (GOOGLE) (GOOGLE - Google LLC)
15 1.248.254.84 1.248.254.84 9318 (SKB-AS SK...) (SKB-AS SK Broadband Co Ltd)
1 142.251.153.119 142.251.153.119 15169 (GOOGLE) (GOOGLE - Google LLC)
2 142.251.163.95 142.251.163.95 15169 (GOOGLE) (GOOGLE - Google LLC)
6 3.170.42.99 3.170.42.99 16509 (AMAZON-02) (AMAZON-02 - Amazon.com)
3 142.251.111.97 142.251.111.97 15169 (GOOGLE) (GOOGLE - Google LLC)
1 13.209.151.80 13.209.151.80 16509 (AMAZON-02) (AMAZON-02 - Amazon.com)
3 142.251.151.119 142.251.151.119 15169 (GOOGLE) (GOOGLE - Google LLC)
1 104.81.162.156 104.81.162.156 16625 (AKAMAI-AS) (AKAMAI-AS - Akamai Technologies)
1 74.119.117.47 74.119.117.47 19750 (AS-CRITEO) (AS-CRITEO - Criteo Corp.)
1 43.202.244.3 43.202.244.3 16509 (AMAZON-02) (AMAZON-02 - Amazon.com)
2 142.251.111.113 142.251.111.113 15169 (GOOGLE) (GOOGLE - Google LLC)
1 192.178.155.156 192.178.155.156 15169 (GOOGLE) (GOOGLE - Google LLC)
2 142.251.16.94 142.251.16.94 15169 (GOOGLE) (GOOGLE - Google LLC)
4 34.111.130.7 34.111.130.7 396982 (GOOGLE-CL...) (GOOGLE-CLOUD-PLATFORM - Google LLC)
4 103.105.156.229 103.105.156.229 9639 (ARTISTCOM...) (ARTISTCOMPANY-AS-KR Artist Company Inc.)
2 110.9.64.14 110.9.64.14 9318 (SKB-AS SK...) (SKB-AS SK Broadband Co Ltd)
1 3 74.119.117.62 74.119.117.62 19750 (AS-CRITEO) (AS-CRITEO - Criteo Corp.)
1 2 104.18.27.193 104.18.27.193 13335 (CLOUDFLAR...) (CLOUDFLARENET - Cloudflare)
1 216.19.192.2 216.19.192.2 26667 (RUBICONPR...) (RUBICONPROJECT - Magnite)
1 8.28.7.83 8.28.7.83 62713 (AS-PUBMATIC) (AS-PUBMATIC - PubMatic)
1 141.226.224.48 141.226.224.48 200478 (TABOOLA-A...) (TABOOLA-AS Taboola.com ltd)
1 3 74.119.117.57 74.119.117.57 19750 (AS-CRITEO) (AS-CRITEO - Criteo Corp.)
1 182.161.74.48 182.161.74.48 55569 (CRITEO-AS...) (CRITEO-AS-AP Criteo APAC)
2 2 172.253.115.156 172.253.115.156 15169 (GOOGLE) (GOOGLE - Google LLC)
1 57.145.2.1 57.145.2.1 32934 (FACEBOOK) (FACEBOOK - Facebook)
2 2 68.67.181.211 68.67.181.211 29990 (ASN-APPNEXUS) (ASN-APPNEXUS - Xandr Inc.)
1 3.167.112.93 3.167.112.93 () ()
4 222.239.11.20 222.239.11.20 () ()
5 119.205.238.104 119.205.238.104 () ()
237 39
36    18.238.25.107 (United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN16509 (AMAZON-02 - Amazon.com, Inc., US)
PTR: server-18-238-25-107.cmh68.r.cloudfront.net
champ.hackers.com 8yr old
VirusTotal SecurityTrails crt.sh Domaintools
32    18.160.10.75 (Seattle, United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN16509 (AMAZON-02 - Amazon.com, Inc., US)
PTR: server-18-160-10-75.iad12.r.cloudfront.net
cdn.hackers.com 5yr old
VirusTotal SecurityTrails crt.sh Domaintools
40    39.125.94.20 (Korea, Republic Of)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN9318 (SKB-AS SK Broadband Co Ltd, KR)
gscdn.hackers.co.kr 8yr old
VirusTotal SecurityTrails crt.sh Domaintools
8    172.253.63.91 (United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN15169 (GOOGLE - Google LLC, US)
PTR: bi-in-f91.1e100.net
www.youtube.com 10yr old
VirusTotal SecurityTrails crt.sh Domaintools
9    18.154.227.71 (United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN16509 (AMAZON-02 - Amazon.com, Inc., US)
PTR: server-18-154-227-71.iad55.r.cloudfront.net
www.hackers.ac 8yr old
VirusTotal SecurityTrails crt.sh Domaintools
2    172.253.115.136 (United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN15169 (GOOGLE - Google LLC, US)
PTR: bg-in-f136.1e100.net
www.youtube.com 10yr old
VirusTotal SecurityTrails crt.sh Domaintools
1    172.253.63.94 (United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN15169 (GOOGLE - Google LLC, US)
PTR: bi-in-f94.1e100.net
fonts.gstatic.com 10yr old
VirusTotal SecurityTrails crt.sh Domaintools
5    172.253.115.155 (United States) 3 redirects
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN15169 (GOOGLE - Google LLC, US)
PTR: bg-in-f155.1e100.net
googleads.g.doubleclick.net 10yr old
VirusTotal SecurityTrails crt.sh Domaintools
cm.g.doubleclick.net 10yr old
VirusTotal SecurityTrails crt.sh Domaintools
1    142.251.111.148 (United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN15169 (GOOGLE - Google LLC, US)
PTR: bk-in-f148.1e100.net
static.doubleclick.net 9yr old
VirusTotal SecurityTrails crt.sh Domaintools
3    13.35.78.72 (United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN16509 (AMAZON-02 - Amazon.com, Inc., US)
PTR: server-13-35-78-72.iad61.r.cloudfront.net
cdn.hackersut.com 4yr old
VirusTotal SecurityTrails crt.sh Domaintools
1    172.253.115.119 (United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN15169 (GOOGLE - Google LLC, US)
PTR: bg-in-f119.1e100.net
i.ytimg.com 10yr old
VirusTotal SecurityTrails crt.sh Domaintools
15    1.248.254.84 (Nowon-gu, Korea, Republic Of)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN9318 (SKB-AS SK Broadband Co Ltd, KR)
gscdn.hackers.co.kr 8yr old
VirusTotal SecurityTrails crt.sh Domaintools
1    142.251.153.119 (United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN15169 (GOOGLE - Google LLC, US)
www.google.com 13yr old
VirusTotal SecurityTrails crt.sh Domaintools
2    142.251.163.95 (United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN15169 (GOOGLE - Google LLC, US)
PTR: wv-in-f95.1e100.net
jnn-pa.googleapis.com 5yr old
VirusTotal SecurityTrails crt.sh Domaintools
6    3.170.42.99 (United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN16509 (AMAZON-02 - Amazon.com, Inc., US)
PTR: server-3-170-42-99.iad61.r.cloudfront.net
cdn.hackers.ac 3yr old
VirusTotal SecurityTrails crt.sh Domaintools
3    142.251.111.97 (United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN15169 (GOOGLE - Google LLC, US)
PTR: bk-in-f97.1e100.net
www.googletagmanager.com 13yr old
VirusTotal SecurityTrails crt.sh Domaintools
1    13.209.151.80 (Incheon, Korea, Republic Of)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN16509 (AMAZON-02 - Amazon.com, Inc., US)
PTR: ec2-13-209-151-80.ap-northeast-2.compute.amazonaws.com
rum.beusable.net 10yr old
VirusTotal SecurityTrails crt.sh Domaintools
3    142.251.151.119 (United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN15169 (GOOGLE - Google LLC, US)
www.google.com 13yr old
VirusTotal SecurityTrails crt.sh Domaintools
1    104.81.162.156 (Sterling, United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN16625 (AKAMAI-AS - Akamai Technologies, Inc., US)
PTR: a104-81-162-156.deploy.static.akamaitechnologies.com
cdn-aitg.widerplanet.com 11yr old
VirusTotal SecurityTrails crt.sh Domaintools
1    74.119.117.47 (United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN19750 (AS-CRITEO - Criteo Corp., US)
static.criteo.net 13yr old
VirusTotal SecurityTrails crt.sh Domaintools
1    43.202.244.3 (Incheon, Korea, Republic Of)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN16509 (AMAZON-02 - Amazon.com, Inc., US)
PTR: ec2-43-202-244-3.ap-northeast-2.compute.amazonaws.com
weblog.hackers.ac 8yr old
VirusTotal SecurityTrails crt.sh Domaintools
2    142.251.111.113 (United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN15169 (GOOGLE - Google LLC, US)
PTR: bk-in-f113.1e100.net
analytics.google.com 9yr old
VirusTotal SecurityTrails crt.sh Domaintools
1    192.178.155.156 (United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN15169 (GOOGLE - Google LLC, US)
PTR: yuiadrs-in-f156.1e100.net
stats.g.doubleclick.net 10yr old
VirusTotal SecurityTrails crt.sh Domaintools
2    142.251.16.94 (United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN15169 (GOOGLE - Google LLC, US)
PTR: bl-in-f94.1e100.net
www.google.ca 10yr old
VirusTotal SecurityTrails crt.sh Domaintools
4    34.111.130.7 (Kansas City, United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN396982 (GOOGLE-CLOUD-PLATFORM - Google LLC, US)
PTR: 7.130.111.34.bc.googleusercontent.com
pixelfnt-us.dsp-api.moloco.com 1yr old
VirusTotal SecurityTrails crt.sh Domaintools
4    103.105.156.229 (Korea, Republic Of)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN9639 (ARTISTCOMPANY-AS-KR Artist Company Inc., KR)
astg.widerplanet.com 13yr old
VirusTotal SecurityTrails crt.sh Domaintools
2    110.9.64.14 (Nowon-gu, Korea, Republic Of)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN9318 (SKB-AS SK Broadband Co Ltd, KR)
cdn.onetag.co.kr 2yr old
VirusTotal SecurityTrails crt.sh Domaintools
3    74.119.117.62 (United States) 1 redirects
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN19750 (AS-CRITEO - Criteo Corp., US)
gum.criteo.com 10yr old
VirusTotal SecurityTrails crt.sh Domaintools
2    104.18.27.193 (Ascension Island) 1 redirects
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US)
dsum-sec.casalemedia.com 12yr old
VirusTotal SecurityTrails crt.sh Domaintools
1    216.19.192.2 (United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN26667 (RUBICONPROJECT - Magnite, Inc., US)
pixel.rubiconproject.com 10yr old
VirusTotal SecurityTrails crt.sh Domaintools
1    8.28.7.83 (United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN62713 (AS-PUBMATIC - PubMatic, Inc., US)
simage2.pubmatic.com 10yr old
VirusTotal SecurityTrails crt.sh Domaintools
1    141.226.224.48 (Newark, United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN200478 (TABOOLA-AS Taboola.com ltd, IL)
sync.taboola.com 6yr old
VirusTotal SecurityTrails crt.sh Domaintools
3    74.119.117.57 (United States) 1 redirects
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN19750 (AS-CRITEO - Criteo Corp., US)
sslwidget.criteo.com 13yr old
VirusTotal SecurityTrails crt.sh Domaintools
dis.criteo.com 13yr old
VirusTotal SecurityTrails crt.sh Domaintools
1    182.161.74.48 (Singapore)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN55569 (CRITEO-AS-AP Criteo APAC, JP)
widget.as.criteo.com 10yr old
VirusTotal SecurityTrails crt.sh Domaintools
2    172.253.115.156 (United States) 2 redirects
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN15169 (GOOGLE - Google LLC, US)
PTR: bg-in-f156.1e100.net
cm.g.doubleclick.net 10yr old
VirusTotal SecurityTrails crt.sh Domaintools
1    57.145.2.1 (Ashburn, United States)
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN32934 (FACEBOOK - Facebook, Inc., US)
www.facebook.com 11yr old
VirusTotal SecurityTrails crt.sh Domaintools
2    68.67.181.211 (North Bergen, United States) 2 redirects
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN29990 (ASN-APPNEXUS - Xandr Inc., US)
PTR: 584.bm-nginx-loadbalancer.mgmt.nym2.adnexus.net
ib.adnxs.com 10yr old
VirusTotal SecurityTrails crt.sh Domaintools
1    3.167.112.93 (None, )
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN- ()
aa.agkn.com 10yr old
VirusTotal SecurityTrails crt.sh Domaintools
4    222.239.11.20 (None, )
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN- ()
cdn.megadata.co.kr 10yr old
VirusTotal SecurityTrails crt.sh Domaintools
5    119.205.238.104 (None, )
IP Lookup
urlscan.io SecurityTrails VirusTotal AbuseIPDB Censys Domaintools ipinfo.io Shodan
ASN Lookup
urlscan.io CAIDA Rank ipinfo.io CIRCL BGP Ranking

ASN- ()
tk.mediacategory.com 6yr old
VirusTotal SecurityTrails crt.sh Domaintools
api.mediacategory.com 6yr old
VirusTotal SecurityTrails crt.sh Domaintools
api.clickon.kr 2yr old
VirusTotal SecurityTrails crt.sh Domaintools
Apex Domain
Subdomains		 Transfer
68 hackers.com
champ.hackers.com — Cisco Umbrella Rank: 975786 8yr old
cdn.hackers.com 5yr old
890 KB
55 hackers.co.kr
gscdn.hackers.co.kr 8yr old
335 KB
16 hackers.ac
www.hackers.ac 8yr old
cdn.hackers.ac 3yr old
weblog.hackers.ac 8yr old
162 KB
10 youtube.com
www.youtube.com — Cisco Umbrella Rank: 80 10yr old
934 KB
9 doubleclick.net 5 redirects
googleads.g.doubleclick.net — Cisco Umbrella Rank: 63 10yr old
static.doubleclick.net — Cisco Umbrella Rank: 228 9yr old
stats.g.doubleclick.net — Cisco Umbrella Rank: 167 10yr old
cm.g.doubleclick.net — Cisco Umbrella Rank: 283 10yr old
6 KB
7 criteo.com 2 redirects
gum.criteo.com — Cisco Umbrella Rank: 472 10yr old
sslwidget.criteo.com — Cisco Umbrella Rank: 2129 13yr old
widget.as.criteo.com — Cisco Umbrella Rank: 51756 10yr old
dis.criteo.com — Cisco Umbrella Rank: 723 13yr old
13 KB
6 google.com
www.google.com — Cisco Umbrella Rank: 3 13yr old
analytics.google.com — Cisco Umbrella Rank: 156 9yr old
24 KB
5 widerplanet.com
cdn-aitg.widerplanet.com — Cisco Umbrella Rank: 105383 11yr old
astg.widerplanet.com — Cisco Umbrella Rank: 80396 13yr old
14 KB
4 megadata.co.kr
cdn.megadata.co.kr 10yr old
21 KB
4 moloco.com
pixelfnt-us.dsp-api.moloco.com — Cisco Umbrella Rank: 2669 1yr old
2 KB
3 mediacategory.com
tk.mediacategory.com 6yr old
api.mediacategory.com Failed 6yr old
1 KB
3 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 43 13yr old
477 KB
3 hackersut.com
cdn.hackersut.com 4yr old
542 B
2 clickon.kr
api.clickon.kr 2yr old
921 B
2 adnxs.com 2 redirects
ib.adnxs.com — Cisco Umbrella Rank: 315 10yr old
2 KB
2 casalemedia.com 1 redirects
dsum-sec.casalemedia.com — Cisco Umbrella Rank: 703 12yr old
r.casalemedia.com Failed 13yr old
2 KB
2 onetag.co.kr
cdn.onetag.co.kr — Cisco Umbrella Rank: 130260 2yr old
12 KB
2 google.ca
www.google.ca — Cisco Umbrella Rank: 5704 10yr old
127 B
2 googleapis.com
jnn-pa.googleapis.com — Cisco Umbrella Rank: 276 5yr old
312 B
1 agkn.com
aa.agkn.com 10yr old
464 B
1 facebook.com
www.facebook.com — Cisco Umbrella Rank: 124 11yr old
19 B
1 taboola.com
sync.taboola.com — Cisco Umbrella Rank: 1163 6yr old
sync-t1.taboola.com Failed 6yr old
378 B
1 pubmatic.com
simage2.pubmatic.com — Cisco Umbrella Rank: 1001 10yr old
simage4.pubmatic.com Failed 9yr old
457 B
1 rubiconproject.com
pixel.rubiconproject.com — Cisco Umbrella Rank: 457 10yr old
1 KB
1 criteo.net
static.criteo.net — Cisco Umbrella Rank: 844 13yr old
25 KB
1 beusable.net
rum.beusable.net — Cisco Umbrella Rank: 120702 10yr old
503 B
1 ytimg.com
i.ytimg.com — Cisco Umbrella Rank: 106 10yr old
3 KB
1 gstatic.com
fonts.gstatic.com — Cisco Umbrella Rank: 27 10yr old
39 KB
0 daumcdn.net Failed
t1.daumcdn.net Failed 11yr old
0 1rx.io Failed
sync.1rx.io Failed 10yr old
0 3lift.com Failed
eb2.3lift.com Failed 10yr old
0 clmbtech.com Failed
ade.clmbtech.com Failed 11yr old
0 tremorhub.com Failed
criteo-partners.tremorhub.com Failed 8yr old
0 teads.tv Failed
criteo-sync.teads.tv Failed 8yr old
0 smartadserver.com Failed
rtb-csync.smartadserver.com Failed 10yr old
0 revcontent.com Failed
trends.revcontent.com Failed 10yr old
0 outbrain.com Failed
sync.outbrain.com Failed 9yr old
0 postrelease.com Failed
jadserve.postrelease.com Failed 10yr old
0 bing.com Failed
c.bing.com Failed 13yr old
0 mediavine.com Failed
exchange.mediavine.com Failed 7yr old
0 liadm.com Failed
i.liadm.com Failed 9yr old
0 media.net Failed
cs.media.net Failed 7yr old
0 bidswitch.net Failed
x.bidswitch.net Failed — Cisco Umbrella Rank: 451 13yr old
0 momento.dev Failed
cookie.momento.dev Failed 4yr old
0 mobon.net Failed
mixer.mobon.net Failed 6yr old
0 igaw.io Failed
cm.igaw.io Failed 6yr old
0 nate.com Failed
sbm.nate.com Failed 6yr old
0 toast.com Failed
cm-exchange.toast.com Failed 8yr old
0 mman.kr Failed
cm.mman.kr Failed 3yr old
0 kakao.com Failed
act.ds.kakao.com Failed — Cisco Umbrella Rank: 40432 5yr old
0 daum.net Failed
analytics.ad.daum.net Failed 13yr old
237 51
Domain Requested by
55 gscdn.hackers.co.kr champ.hackers.com
www.hackers.ac
36 champ.hackers.com champ.hackers.com
32 cdn.hackers.com champ.hackers.com
10 www.youtube.com champ.hackers.com
www.youtube.com
9 www.hackers.ac champ.hackers.com
www.hackers.ac
6 cdn.hackers.ac www.hackers.ac
4 cdn.megadata.co.kr cdn.onetag.co.kr
cdn.megadata.co.kr
4 cm.g.doubleclick.net 4 redirects
4 astg.widerplanet.com cdn-aitg.widerplanet.com
astg.widerplanet.com
champ.hackers.com
4 pixelfnt-us.dsp-api.moloco.com cdn-aitg.widerplanet.com
pixelfnt-us.dsp-api.moloco.com
4 www.google.com www.youtube.com
www.googletagmanager.com
3 gum.criteo.com 1 redirects static.criteo.net
gum.criteo.com
3 www.googletagmanager.com champ.hackers.com
www.googletagmanager.com
3 cdn.hackersut.com www.hackers.ac
3 googleads.g.doubleclick.net 1 redirects www.youtube.com
www.googletagmanager.com
2 api.clickon.kr cdn.megadata.co.kr
2 tk.mediacategory.com cdn.megadata.co.kr
2 ib.adnxs.com 2 redirects
2 dis.criteo.com
2 dsum-sec.casalemedia.com 1 redirects pixelfnt-us.dsp-api.moloco.com
2 cdn.onetag.co.kr www.googletagmanager.com
cdn.onetag.co.kr
2 www.google.ca
2 analytics.google.com www.googletagmanager.com
2 jnn-pa.googleapis.com www.youtube.com
1 api.mediacategory.com cdn.megadata.co.kr
1 aa.agkn.com
1 www.facebook.com
1 widget.as.criteo.com
1 sslwidget.criteo.com 1 redirects
1 sync.taboola.com pixelfnt-us.dsp-api.moloco.com
1 simage2.pubmatic.com pixelfnt-us.dsp-api.moloco.com
1 pixel.rubiconproject.com pixelfnt-us.dsp-api.moloco.com
1 stats.g.doubleclick.net www.googletagmanager.com
1 weblog.hackers.ac
1 static.criteo.net www.googletagmanager.com
1 cdn-aitg.widerplanet.com www.googletagmanager.com
1 rum.beusable.net champ.hackers.com
1 i.ytimg.com www.youtube.com
1 static.doubleclick.net www.youtube.com
1 fonts.gstatic.com www.youtube.com
0 t1.daumcdn.net Failed www.googletagmanager.com
0 sync.1rx.io Failed
0 eb2.3lift.com Failed
0 ade.clmbtech.com Failed
0 criteo-partners.tremorhub.com Failed
0 criteo-sync.teads.tv Failed
0 sync-t1.taboola.com Failed
0 rtb-csync.smartadserver.com Failed
0 trends.revcontent.com Failed
0 sync.outbrain.com Failed
0 jadserve.postrelease.com Failed
0 c.bing.com Failed
0 exchange.mediavine.com Failed
0 i.liadm.com Failed
0 r.casalemedia.com Failed
0 cs.media.net Failed
0 simage4.pubmatic.com Failed
0 x.bidswitch.net Failed
0 cookie.momento.dev Failed champ.hackers.com
0 mixer.mobon.net Failed champ.hackers.com
0 cm.igaw.io Failed champ.hackers.com
0 sbm.nate.com Failed champ.hackers.com
0 cm-exchange.toast.com Failed champ.hackers.com
0 cm.mman.kr Failed champ.hackers.com
0 act.ds.kakao.com Failed champ.hackers.com
0 analytics.ad.daum.net Failed pixelfnt-us.dsp-api.moloco.com
237 66
Subject Issuer Validity Valid
*.hackers.com
Amazon RSA 2048 M03		 2025-07-24 -
2026-08-21		 1yr crt.sh
gscdn.hackers.co.kr
RapidSSL TLS RSA CA G1		 2026-02-25 -
2026-09-11		 7mo crt.sh
*.google.com
WR2		 2026-03-16 -
2026-06-08		 3mo crt.sh
*.hackers.ac
Amazon RSA 2048 M01		 2026-01-12 -
2027-02-10		 1yr crt.sh
*.gstatic.com
WR2		 2026-03-16 -
2026-06-08		 3mo crt.sh
*.doubleclick.net
WR2		 2026-03-16 -
2026-06-08		 3mo crt.sh
*.hackersut.com
Amazon RSA 2048 M04		 2025-07-30 -
2026-08-27		 1yr crt.sh
edgestatic.com
WR2		 2026-03-16 -
2026-06-08		 3mo crt.sh
upload.video.google.com
WR2		 2026-03-16 -
2026-06-08		 3mo crt.sh
*.google-analytics.com
WR2		 2026-03-16 -
2026-06-08		 3mo crt.sh
beusable.net
Amazon ECDSA 256 M04		 2025-11-13 -
2026-12-12		 1yr crt.sh
cdn-aitg.widerplanet.com
GeoTrust TLS RSA CA G1		 2025-08-06 -
2026-08-05		 1yr crt.sh
*.criteo.net
DigiCert Global G2 TLS RSA SHA256 2020 CA1		 2026-03-09 -
2026-06-05		 3mo crt.sh
*.g.doubleclick.net
WR2		 2026-03-16 -
2026-06-08		 3mo crt.sh
*.google.ca
WR2		 2026-03-16 -
2026-06-08		 3mo crt.sh
*.dsp-api.moloco.com
Sectigo RSA Domain Validation Secure Server CA		 2025-05-20 -
2026-06-20		 1yr crt.sh
*.widerplanet.com
Go Daddy Secure Certificate Authority - G2		 2025-08-05 -
2026-09-06		 1yr crt.sh
*.onetag.co.kr
Sectigo Public Server Authentication CA DV R36		 2026-02-19 -
2027-03-01		 1yr crt.sh
*.criteo.com
DigiCert Global G2 TLS RSA SHA256 2020 CA1		 2026-03-26 -
2026-06-26		 3mo crt.sh
*.rubiconproject.com
DigiCert Global G2 TLS RSA SHA256 2020 CA1		 2026-03-16 -
2026-09-30		 7mo crt.sh
*.pubmatic.com
DigiCert Global G2 TLS RSA SHA256 2020 CA1		 2026-02-18 -
2027-03-19		 1yr crt.sh
*.taboola.com
DigiCert Global G3 TLS ECC SHA384 2020 CA1		 2025-12-17 -
2027-01-05		 1yr crt.sh
*.facebook.com
DigiCert Global G2 TLS RSA SHA256 2020 CA1		 2026-01-14 -
2026-04-14		 3mo crt.sh
cdn.megadata.co.kr
Sectigo Public Server Authentication CA DV R36		 2025-11-05 -
2026-12-05		 1yr crt.sh
*.mediacategory.com
Thawte TLS RSA CA G1		 2025-12-17 -
2027-01-05		 1yr crt.sh
*.clickon.kr
Sectigo Public Server Authentication CA DV R36		 2025-11-11 -
2026-12-05		 1yr crt.sh

This page contains 17 frames:

Primary Page: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Frame ID: 9740ED59C4E6AB54D3B6D1ED2B38C490
Requests: 141 HTTP requests in this frame

Frame: https://www.youtube.com/embed/VOfu-WzLcNI?rel=0&enablejsapi=1
Frame ID: A5087D7ADB51C943CD066239E9FAC986
Requests: 14 HTTP requests in this frame

Frame: https://www.hackers.ac/site/foot_link_2016.php
Frame ID: A3678DDB14D9BC4FBAE8CA48BE975FEA
Requests: 33 HTTP requests in this frame

Frame: https://pixelfnt-us.dsp-api.moloco.com/v1/cm/init?source=MOLOCO_PIXEL?mlc_cm
Frame ID: 3C0A23A126171A25BCB90F7C8610104F
Requests: 7 HTTP requests in this frame

Frame: https://astg.widerplanet.com/delivery/storage
Frame ID: 0AD9FFC64B1700977820127A4AA9BB56
Requests: 1 HTTP requests in this frame

Frame: https://gum.criteo.com/syncframe?topUrl=champ.hackers.com&origin=onetag
Frame ID: 1EDF75FB158F25D8B8E59999A63390FB
Requests: 2 HTTP requests in this frame

Frame: https://astg.widerplanet.com/delivery/storage?request_id=null&wp_uid=2-860a148b69220a2cbee78f664ce44191-s1775565935.843051%7Cetc%7Cchrome-mkdwfh&qsc=1dmwj9c
Frame ID: 9EF1A05140A72A6C8A7A18F63C8FE29A
Requests: 1 HTTP requests in this frame

Frame: https://act.ds.kakao.com/match?d=106&uid=860a148b69220a2cbee78f664ce44191
Frame ID: 376E1762A974402E58780F61BD833254
Requests: 1 HTTP requests in this frame

Frame: https://astg.widerplanet.com/delivery/wpg.php?poaid=860a148b69220a2cbee78f664ce44191&google_gid=CAESEEwOJQgEFs8z6M6GWGYOAjM&google_cver=1&google_ula=12153253,0
Frame ID: D26876D0F427CADE11E94041EE983674
Requests: 1 HTTP requests in this frame

Frame: https://cm.mman.kr/cm.mezzo/?buyerid=860a148b69220a2cbee78f664ce44191&partnerkey=widerplanet&url=__STR_URL_SET
Frame ID: 54BB96DADB044231AC3368C8637B050A
Requests: 1 HTTP requests in this frame

Frame: https://cm-exchange.toast.com/bi/pixel?cm_pid=1107948209&puid=860a148b69220a2cbee78f664ce44191&toast_push
Frame ID: 33DA0C125D0F3DB0054B216A63756867
Requests: 1 HTTP requests in this frame

Frame: https://sbm.nate.com/setCookie?venderKey=wider&userKey=860a148b69220a2cbee78f664ce44191
Frame ID: ECB8D72BC2CD9B6EAA0756D027DCB33B
Requests: 1 HTTP requests in this frame

Frame: https://cm.igaw.io/v1/usersync?dsp_no=700&user_id=860a148b69220a2cbee78f664ce44191
Frame ID: C18AB0387FDC5A281C7F0DBFD0A49601
Requests: 1 HTTP requests in this frame

Frame: https://mixer.mobon.net/match?id=860a148b69220a2cbee78f664ce44191&code=03
Frame ID: 4A0ADFEC02EA5EB1A6674F10046AF1A2
Requests: 1 HTTP requests in this frame

Frame: https://cm-exchange.toast.com/pixel?cm_pid=1773203984&cm_puid=ZsdtmujQq9OnK4yW%2DppEKtDJK%2DSryvz0RDH2tyuvcn%2Dl7FP3qsg6TxbSPIyzNhd1%00&toast_push
Frame ID: 751C20BB2318ABA23551C5257E548573
Requests: 1 HTTP requests in this frame

Frame: https://cookie.momento.dev/cookie/WIDER?buyeruid=860a148b69220a2cbee78f664ce44191
Frame ID: 62218E543C9557B9B7A172BDB8DE6B65
Requests: 1 HTTP requests in this frame

Frame: https://x.bidswitch.net/ul_cb/sync?dsp_id=46&user_id=k-X1bzW4yff9MmER1NRh4tMIrYoXOorF1bMrbfVw&expires=30
Frame ID: 25989B8E488966560231CD69928B23F6
Requests: 24 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

토익인강1위 해커스 챔프스터디

Detected technologies

(Photo galleries)
Overall confidence: 100%
Detected patterns
  • bxslider(?:\.min)?\.js(?:\?ver=((?:\d+\.)+\d+))?
(UI frameworks)
Overall confidence: 100%
Detected patterns
  • <link[^>]* href=[^>]*?bootstrap(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)[^>-]*?(?:\.min)?\.css
  • bootstrap(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)[^>]*?(?:\.min)?\.js
(Video players)
Overall confidence: 100%
Detected patterns
  • \.youtube\.com/
(Advertising)
Overall confidence: 100%
Detected patterns
  • //static\.criteo\.net/js/ld/ld\.js
(Advertising)
Overall confidence: 100%
Detected patterns
  • \.doubleclick\.net
(Font scripts)
Overall confidence: 100%
Detected patterns
  • (?:F|f)o(?:n|r)t-?(?:A|a)wesome(?:.*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)
(Analytics)
Overall confidence: 100%
Detected patterns
  • googletagmanager\.com/gtag/js
(Tag managers)
Overall confidence: 100%
Detected patterns
  • googletagmanager\.com/ns\.html[^>]+></iframe>
  • <!-- (?:End )?Google Tag Manager -->
  • googletagmanager\.com/gtm\.js
  • \.googletagmanager\.com/
(Advertising)
Overall confidence: 100%
Detected patterns
  • https?://[^/]*\.pubmatic\.com
(Advertising)
Overall confidence: 100%
Detected patterns
  • https?://[^/]*\.rubiconproject\.com
(JavaScript libraries)
Overall confidence: 100%
Detected patterns
  • jquery
  • /jquery(?:-(\d+\.\d+\.\d+))[/.-]
  • /(\d+\.\d+\.\d+)/jquery(?!\.popupoverlay\.js)[/.-][^u]
(Analytics)
Overall confidence: 100%
Detected patterns
  • \.beusable\.net/
(Advertising)
Overall confidence: 100%
Detected patterns
  • \.taboola\.com
(Advertising)
Overall confidence: 100%
Detected patterns
  • \.widerplanet\.com/

Page Statistics

237
Requests

83 %
HTTPS

0 %
IPv6

51
Domains

66
Subdomains

39
IPs

4
Countries

2959 kB
Transfer

8400 kB
Size

56
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 87
  • https://googleads.g.doubleclick.net/pagead/id HTTP 302
  • https://googleads.g.doubleclick.net/pagead/id?slf_rd=1
Request Chain 164
  • https://cm.g.doubleclick.net/pixel?google_nid=moloco_ads&google_cm&google_hm=GVzbKNViR76mEU4LUpkANg HTTP 302
  • https://cm.g.doubleclick.net/pixel?google_nid=moloco_ads&google_cm=&google_hm=GVzbKNViR76mEU4LUpkANg&google_tc= HTTP 302
  • https://pixelfnt-us.dsp-api.moloco.com/v1/cm/adxcm?google_gid=CAESED66f4Oe9YFRB_SPXQdVYPo&google_cver=1
Request Chain 165
  • https://dsum-sec.casalemedia.com/rum?cm_dsp_id=19&external_user_id=195cdb28-d562-47be-a611-4e0b52990036 HTTP 302
  • https://dsum-sec.casalemedia.com/rum?cm_dsp_id=19&external_user_id=195cdb28-d562-47be-a611-4e0b52990036&C=1
Request Chain 166
  • https://act.ds.kakao.com/match?d=110&uid=GVzbKNViR76mEU4LUpkANg HTTP 307
  • https://analytics.ad.daum.net/match2?DSPR=%7B%22mcr%22:%7B%22t%22:%2220260407%22,%22u%22:%22GVzbKNViR76mEU4LUpkANg%22%7D,%22v%22:1%7D
Request Chain 173
  • https://sslwidget.criteo.com/event?a=12388&v=5.45.1&p0=e%3Dce%26m%3D%255B%255D&p1=e%3Dexd%26site_type%3Dd&p2=e%3Dvh&p3=e%3Ddis&bundle=ghsPWF9nYU9qUzJwa3ozOUZDV0Vmb0REc3NXUnQwJTJGQzlJb2pEY0hOM1NVJTJCTmpEOGRZbUVKRFdGVkhsdWxPMlJFclg3U1RNeGVMUDltUkNTSk9vTldQNGxSNGpBRVR2NGJMVExLVHIlMkJ1VTZUdXowRjVLamNNbCUyQk9uanVIM000bDVyZGdudVdiNnR4MUJ5dWFsS2dTcWtLOXowZyUzRCUzRA&tld=hackers.com&fu=https%253A%252F%252Fchamp.hackers.com%252F%253Fr%253Dchampstudy%2526c%253Dlecture%252Flec_foreign%2526cate1_nm%253D%2525EC%2525A0%25259C2%2525EC%252599%2525B8%2525EA%2525B5%2525AD%2525EC%252596%2525B4%2526cate2_cd%253Dsf013012%2526cate3_cd%253D%2526tc_id%253D%2526tc_chk_id%253D%2526book_id%253D%2526level%253Dsf013012%2526_C_%253D245652%2526utm_source%253Dhaccom%2526utm_medium%253Dmain_gate%2526utm_campaign%253Dchamp_second_germanylec%2526utm_content%253D202002&ceid=01191c74-a6d7-4666-b370-01fde07a98ed HTTP 302
  • https://widget.as.criteo.com/event?a=12388&v=5.45.1&p0=e%3Dce%26m%3D%255B%255D&p1=e%3Dexd%26site_type%3Dd&p2=e%3Dvh&p3=e%3Ddis&bundle=ghsPWF9nYU9qUzJwa3ozOUZDV0Vmb0REc3NXUnQwJTJGQzlJb2pEY0hOM1NVJTJCTmpEOGRZbUVKRFdGVkhsdWxPMlJFclg3U1RNeGVMUDltUkNTSk9vTldQNGxSNGpBRVR2NGJMVExLVHIlMkJ1VTZUdXowRjVLamNNbCUyQk9uanVIM000bDVyZGdudVdiNnR4MUJ5dWFsS2dTcWtLOXowZyUzRCUzRA&tld=hackers.com&fu=https%253A%252F%252Fchamp.hackers.com%252F%253Fr%253Dchampstudy%2526c%253Dlecture%252Flec_foreign%2526cate1_nm%253D%2525EC%2525A0%25259C2%2525EC%252599%2525B8%2525EA%2525B5%2525AD%2525EC%252596%2525B4%2526cate2_cd%253Dsf013012%2526cate3_cd%253D%2526tc_id%253D%2526tc_chk_id%253D%2526book_id%253D%2526level%253Dsf013012%2526_C_%253D245652%2526utm_source%253Dhaccom%2526utm_medium%253Dmain_gate%2526utm_campaign%253Dchamp_second_germanylec%2526utm_content%253D202002&ceid=01191c74-a6d7-4666-b370-01fde07a98ed
Request Chain 176
  • https://cm.g.doubleclick.net/pixel?google_nid=wider_planet&google_cm&google_ula=12153253,1775565935&poaid=860a148b69220a2cbee78f664ce44191 HTTP 302
  • https://astg.widerplanet.com/delivery/wpg.php?poaid=860a148b69220a2cbee78f664ce44191&google_gid=CAESEEwOJQgEFs8z6M6GWGYOAjM&google_cver=1&google_ula=12153253,0
Request Chain 182
  • https://sync.bidence.net/dsp/9504ed4c5482b211d593135eb26474aa?dsp_uid=860a148b69220a2cbee78f664ce44191 HTTP 302
  • https://cm-exchange.toast.com/pixel?cm_pid=1773203984&cm_puid=ZsdtmujQq9OnK4yW%2DppEKtDJK%2DSryvz0RDH2tyuvcn%2Dl7FP3qsg6TxbSPIyzNhd1%00&toast_push
Request Chain 185
  • https://x.bidswitch.net/sync?dsp_id=46&user_id=k-X1bzW4yff9MmER1NRh4tMIrYoXOorF1bMrbfVw&expires=30 HTTP 302
  • https://x.bidswitch.net/ul_cb/sync?dsp_id=46&user_id=k-X1bzW4yff9MmER1NRh4tMIrYoXOorF1bMrbfVw&expires=30
Request Chain 186
  • https://cm.g.doubleclick.net/pixel?google_nid=cjp&google_sc&google_ula=913071&CriteoUserId=k-ay8uv4yff9MmER1NRh4tMIrYoXPODfzKsv5V6A&google_cm&google_hm=ay1heTh1djR5ZmY5TW1FUjFOUmg0dE1JcllvWFBPRGZ6S3N2NVY2QQ HTTP 302
  • https://dis.criteo.com/dis/rtb/google/cookiematch.aspx?id=&CriteoUserId=k-ay8uv4yff9MmER1NRh4tMIrYoXPODfzKsv5V6A&google_gid=CAESEKcNlPft5_g196fPyRrVA64&google_cver=1&google_ula=913071,0
Request Chain 187
  • https://ib.adnxs.com/getuid?https://dis.criteo.com/dis/rtb/appnexus/cookiematch.aspx?appnxsid=$UID HTTP 307
  • https://ib.adnxs.com/bounce?%2Fgetuid%3Fhttps%3A%2F%2Fdis.criteo.com%2Fdis%2Frtb%2Fappnexus%2Fcookiematch.aspx%3Fappnxsid%3D%24UID HTTP 302
  • https://dis.criteo.com/dis/rtb/appnexus/cookiematch.aspx?appnxsid=3337317890136289929
Request Chain 210
  • https://gum.criteo.com/sync?c=9&r=1&a=1&u=https%3A%2F%2Faa.agkn.com%2Fadscores%2Fg.pixel%3Fsid%3D9212273938%26ct%3D%40USERID%40 HTTP 302
  • https://aa.agkn.com/adscores/g.pixel?sid=9212273938&ct=fW8Q4F9oMFFMS1N0Z1FXSGJwYXRORFYwTXRQNkxNdkFuN2c1RzJKVGlMbUFiNWFTQUFnUllVVlBiemxhTnRjWXF5cFll

237 HTTP transactions
0 data transactions

Method
Protocol		 Status Resource
Path		 Size
x-fer		 Time
Latency		 Type
MIME-Type		 IP
Location
GET
H2 		200
 Primary Request / Show response
champ.hackers.com/ 		776 KB
67 KB 		972ms
857ms 		Document
text/html		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
8c1591ed1b4a498604f003caac32b634c3b71a2c5e67dbaf5b8ce76a774a2827

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0
sec-ch-ua-platform
"Linux"

Response headers

cache-control
no-store, no-cache, must-revalidate, post-check=0, pre-check=0
content-encoding
gzip
content-type
text/html;charset=utf-8
date
Tue, 07 Apr 2026 12:45:28 GMT
expires
Thu, 19 Nov 1981 08:52:00 GMT
pragma
no-cache
server
Apache
vary
Accept-Encoding
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
x-amz-cf-id
vKLtf99CLn7qjepBSKRvBcMVKkcoWIxiZH0xMDnXHmEWxW3kcDghkA==
x-amz-cf-pop
CMH68-P5
x-cache
Miss from cloudfront
GET
H2 		200
 common.css
champ.hackers.com/layouts/champstudy/_css/ 		147 KB
28 KB 		602ms
595ms 		Stylesheet
text/css		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/layouts/champstudy/_css/common.css?ver=1775565928
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
7bdb52ff203a9b9283cd20a00c57a120bb20000876a49bb6f1478d60d745b6b7

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
"24d49-64c54e26051e1-gzip"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
28761
x-amz-cf-id
T9jqIVvi4eKTnY8TtHhRBm_Jes3be2uRbSFxrob6_JJwgNnXeyp5bw==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
text/css
last-modified
Fri, 06 Mar 2026 06:08:39 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
vary
Accept-Encoding
GET
H2 		200
 bxslider.css
champ.hackers.com/layouts/champstudy/_css/ 		4 KB
1 KB 		591ms
585ms 		Stylesheet
text/css		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/layouts/champstudy/_css/bxslider.css?ver=1775565928
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
4878125186b2e2d1323a01f3019e6a066edd506774910380bbcec3058f471baa

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
"e3a-5979a8bb1db00-gzip"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
1097
x-amz-cf-id
po0uJzE2TzdRWr5nzPoYBeY1ebOCIdH9RzHYd9UAoxYuVB2v3hax6A==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
text/css
last-modified
Mon, 18 Nov 2019 08:15:08 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
vary
Accept-Encoding
GET
H2 		200
 sub.css
champ.hackers.com/layouts/champstudy/_css/ 		149 KB
27 KB 		644ms
638ms 		Stylesheet
text/css		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/layouts/champstudy/_css/sub.css?ver=1775565928
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
b7f88d07ec9b1f28ed49a228d31d127753d984df969746a7be6b91617e699146

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
"25516-64e34ba4bc5d7-gzip"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
27338
x-amz-cf-id
sMB_asCQD3yJ42jDaE3FiveyJUcrbtsY-1ABWzinONwA5tf1lJgp1Q==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
text/css
last-modified
Mon, 30 Mar 2026 02:37:11 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
vary
Accept-Encoding
GET
H2 		200
 pay_gg.css
champ.hackers.com/layouts/champstudy/_css/ 		12 KB
3 KB 		597ms
591ms 		Stylesheet
text/css		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/layouts/champstudy/_css/pay_gg.css?ver=1775565928
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
f90821ec483da5aac4b3ef14a53fabf7d164fdff0ccd412a52ecc6025e1b6dc1

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
"2e31-63fa8fcc93f06-gzip"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
2444
x-amz-cf-id
lt20PsKdhnn3inTLq9QWhnB6xLKvTrBMXTlX1uv4MqwxKDV3nVAsjg==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
text/css
last-modified
Fri, 26 Sep 2025 00:01:28 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
vary
Accept-Encoding
GET
H2 		200
 hackerstools.latest.min.js Show response
champ.hackers.com/_core/js/ 		21 KB
10 KB 		630ms
625ms 		Script
application/javascript		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/_core/js/hackerstools.latest.min.js
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
f7297c9812ab0848156098eee238df04c2de0684cfbacd1bc9ca39d6bf963017

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
"52c8-5363f5296b000-gzip"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
9614
x-amz-cf-id
xMV9tA7mxcXr-l3iEXpCJYvmGmYjS53Bk9Nt0xYBvVKK3bLxNe3ZrA==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
application/javascript
last-modified
Mon, 27 Jun 2016 09:41:20 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
vary
Accept-Encoding
GET
H2 		200
 jquery-1.11.2.min.js Show response
champ.hackers.com/plugins/jquery/1.11.2/ 		94 KB
33 KB 		594ms
587ms 		Script
application/javascript		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/plugins/jquery/1.11.2/jquery-1.11.2.min.js?ver=20211103
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
2ecd295d295bec062cedebe177e54b9d6b19fc0a841dc5c178c654c9ccff09c0

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
"176bb-534ab74c9fdc0-gzip"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
33217
x-amz-cf-id
WFhxlTmi_mqQN8IfoSU0KqNTLbgvVRHBuUuSmUTqrP3DP81zfkJBUg==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
application/javascript
last-modified
Tue, 07 Jun 2016 07:51:27 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
vary
Accept-Encoding
GET
H2 		200
 jquery.bxslider.min.js Show response
champ.hackers.com/plugins/jquery-bxslider/4.1.2/ 		23 KB
6 KB 		630ms
624ms 		Script
application/javascript		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/plugins/jquery-bxslider/4.1.2/jquery.bxslider.min.js?ver=20211103
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
55f6f0a221a6ce0603c43300487480e8e7c27d9e11fa9b42ce747d897c51352a

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
"5de1-63d626d5fe5a7-gzip"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
6106
x-amz-cf-id
HlwINiK-tb1W9D0xO7HNt0f9WoySXwSPRYPCIR_HDEN2zeJ9kRr-TQ==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
application/javascript
last-modified
Thu, 28 Aug 2025 01:00:11 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
vary
Accept-Encoding
GET
H2 		200
 font-awesome.css
champ.hackers.com/plugins/font-awesome/4.7.0/css/ 		37 KB
7 KB 		597ms
592ms 		Stylesheet
text/css		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/plugins/font-awesome/4.7.0/css/font-awesome.css?ver=20211103
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
57a2c0885ec9c5de59b91f7efe97ea1ece46d0ae75d7418aba9802a7af24f2ba

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
"9224-58fe5e113b080-gzip"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
7298
x-amz-cf-id
EvVZaRAOeEN8RbASaLfoXtn3LY_2bH-omcEfMgE-7UR1R1vswZhdyg==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
text/css
last-modified
Mon, 12 Aug 2019 06:46:10 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
vary
Accept-Encoding
GET
H2 		200
 datepicker3.css
champ.hackers.com/plugins/bootstrap-datepicker/1.3.0/css/ 		34 KB
3 KB 		627ms
622ms 		Stylesheet
text/css		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/plugins/bootstrap-datepicker/1.3.0/css/datepicker3.css?ver=20211103
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
a5b2a4cc2038a4cba8ab4cd1178541cd4f2074aa8e41364ac3ace40baafec656

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
"86be-534ab74c9fdc0-gzip"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
3027
x-amz-cf-id
Hb23Xo3w22udDdF-W5AfYZYy_cfjuRNtwwQ60Ifd2K0HqEEz8Trciw==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
text/css
last-modified
Tue, 07 Jun 2016 07:51:27 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
vary
Accept-Encoding
GET
H2 		200
 bootstrap-datepicker.js Show response
champ.hackers.com/plugins/bootstrap-datepicker/1.3.0/js/ 		47 KB
12 KB 		627ms
622ms 		Script
application/javascript		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/plugins/bootstrap-datepicker/1.3.0/js/bootstrap-datepicker.js?ver=20211103
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
68dc28c248d924c08a3858a30840ea7592bddd4e305ea1c93cad9d504ed7772c

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
"bd6c-534ab74c9fdc0-gzip"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
12066
x-amz-cf-id
ENWJJxAkZYdzYlMUoxlBpreaMqK82L9ZDXGRtFL1pFperDnf2gge8Q==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
application/javascript
last-modified
Tue, 07 Jun 2016 07:51:27 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
vary
Accept-Encoding
GET
H2 		200
 bootstrap-datepicker.kr.js Show response
champ.hackers.com/plugins/bootstrap-datepicker/1.3.0/js/locales/ 		650 B
651 B 		597ms
591ms 		Script
application/javascript		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/plugins/bootstrap-datepicker/1.3.0/js/locales/bootstrap-datepicker.kr.js?ver=20211103
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
d036f9a23a243a5e28c7bd7bdf163b5fcfeb2539bf2abb58ecd602e958095038

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
"28a-534ab74c9fdc0-gzip"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
297
x-amz-cf-id
j2rihfZRtB0rCdqO7WQZ3VjJfI0Ut5ACxTNI1O111bkcKE4KSBcpQA==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
application/javascript
last-modified
Tue, 07 Jun 2016 07:51:27 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
vary
Accept-Encoding
GET
H2 		200
 sys.js Show response
champ.hackers.com/_core/js/ 		15 KB
5 KB 		591ms
586ms 		Script
application/javascript		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/_core/js/sys.js?c=20211103
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
4ed215ffdb57c44dcce58af8a16542d502f398c1612c48466f9a3e75effe6cc6

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
"3bbe-63f8156d5db87-gzip"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
5230
x-amz-cf-id
GIeylAu3si8PQgXcF7Dq4sCi3Sh52WZB5ZpMazxm5rKKtoC5bYyZ8Q==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
application/javascript
last-modified
Wed, 24 Sep 2025 00:43:20 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
vary
Accept-Encoding
GET
H2 		200
 _main.css
champ.hackers.com/modules/lecture/ 		2 KB
1004 B 		597ms
594ms 		Stylesheet
text/css		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/modules/lecture/_main.css?c=20211103
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
6049dbd3aa942bcb86129715f3bfdd0e7da4aa4c900013bcb706ea011ba6cd7c

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
"701-56f814f552e00-gzip"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
659
x-amz-cf-id
ZGAB-SEXPVXYTiQJI-LmNrYObkfzSHrld4nXNxnPPUMe_oJ13s9nNg==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
text/css
last-modified
Tue, 26 Jun 2018 01:20:56 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
vary
Accept-Encoding
GET
H2 		200
 _main.js Show response
champ.hackers.com/modules/lecture/ 		2 KB
1 KB 		590ms
585ms 		Script
application/javascript		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/modules/lecture/_main.js?c=20211103
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
1b89b38291e6d0b3193af4d33c60b4bbc272def4dd2ebd0ec4a11eb76010858a

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
"8de-56f7398cc47c0-gzip"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
814
x-amz-cf-id
8Kh-qkS6D3dnZQZP8EBt4_b3IYa5-Ey3NE6GVTbMzRWpAlcz1l89Vg==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
application/javascript
last-modified
Mon, 25 Jun 2018 08:59:19 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
vary
Accept-Encoding
GET
H2 		200
 jquery.lazyload.js Show response
champ.hackers.com/layouts/common/_js/ 		9 KB
3 KB 		589ms
584ms 		Script
application/javascript		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/layouts/common/_js/jquery.lazyload.js?ver=1775565928
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
4cd6256352fe36be9d084d9342ad50c1efdd41fe43a1b8abd2679088ff5277eb

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
"232b-58cadd7e6a0c0-gzip"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
2289
x-amz-cf-id
3bXnWgdaiojDT_-f_NUc4VIWiOne-ZsjsMDOxGEiWHVoyyAlPfvE1Q==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
application/javascript
last-modified
Tue, 02 Jul 2019 07:39:23 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
vary
Accept-Encoding
GET
H2 		200
 jquery.appear.0.3.3.min.js Show response
champ.hackers.com/layouts/common/_js/ 		2 KB
2 KB 		592ms
588ms 		Script
application/javascript		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/layouts/common/_js/jquery.appear.0.3.3.min.js?ver=1775565928
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
e80483708d277aa170f8aaf2820397fff86aab21393b716cc0489deabd2c41c5

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
"8b2-5b3e0a2630d80-gzip"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
1233
x-amz-cf-id
_4XHrC1I9obBcywkxlsfH5G4ofOWrtvUVVJ09nw53ZgUWB--heQz1A==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
application/javascript
last-modified
Thu, 12 Nov 2020 03:37:42 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
vary
Accept-Encoding
GET
H2 		200
 script.js Show response
champ.hackers.com/layouts/champstudy/_js/ 		2 KB
1 KB 		627ms
623ms 		Script
application/javascript		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/layouts/champstudy/_js/script.js?ver=1775565928
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
77c03f34430968b6aa3b4cf55628f5712314d6b8b5a2800278110560f6899a1a

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
"943-636cb2c73e845-gzip"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
1026
x-amz-cf-id
O-UREZLWI1opNDgZqvaFfYDkXmmpbtKHXFXNslgin_BbOg6X7cSclg==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
application/javascript
last-modified
Thu, 05 Jun 2025 04:01:52 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
vary
Accept-Encoding
GET
H2 		200
 bxslider.js Show response
champ.hackers.com/layouts/champstudy/_js/ 		19 KB
6 KB 		597ms
593ms 		Script
application/javascript		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/layouts/champstudy/_js/bxslider.js?ver=1775565928
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
9f883ee9076505976126270f3f6e51066d1ed6ed4e7f9f2195eb932d06ceae90

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
"4b1b-63f6ca443fdc1-gzip"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
5526
x-amz-cf-id
oLWqijj4Mye7yVtR4G37mLoeKMKnlsTZVlEF-wqexmoc8-HIljVnTg==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
application/javascript
last-modified
Tue, 23 Sep 2025 00:01:45 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
vary
Accept-Encoding
GET
H2 		200
 modules.min.js Show response
champ.hackers.com/layouts/default/_js/ 		22 KB
5 KB 		617ms
614ms 		Script
application/javascript		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/layouts/default/_js/modules.min.js?ver=1775565928
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
30b310d6abf2a08cbc0da937c64cf46e51599de56fe31ecbf472e6e695731faf

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
"56c9-568fc236dd0c0-gzip"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
4799
x-amz-cf-id
em_DvehaYq9tofQvasFtDtFf8meULUpPP_g_NlXg-CeuPss39OfjOQ==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
application/javascript
last-modified
Wed, 04 Apr 2018 01:56:59 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
vary
Accept-Encoding
GET
H2 		200
 hackers_ui.js Show response
champ.hackers.com/layouts/champstudy/_js/ 		44 KB
11 KB 		618ms
615ms 		Script
application/javascript		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/layouts/champstudy/_js/hackers_ui.js?ver=1775565928
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
429c2f29d67904d2b8c86373b2d4b2252677b18d58e1cdff6b426b50211765eb

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
"af2d-64e8a2e63188f-gzip"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
10789
x-amz-cf-id
SCZ8AJ-0JFFo081dUw4LJylgmKM8QOp1Bd5eq1UQd08xx1ElQN3CDg==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
application/javascript
last-modified
Fri, 03 Apr 2026 08:34:10 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
vary
Accept-Encoding
GET
H2 		200
 15580715347941%ED%8E%98%EB%B6%81off.png
cdn.hackers.com/hac-images/user/uploads/lnbSNSImage/ 		643 B
1 KB 		157ms
59ms 		Image
image/png		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hac-images/user/uploads/lnbSNSImage/15580715347941%ED%8E%98%EB%B6%81off.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
d4c872d97fb2674482506c38f71f8c988149397a358849099ff1d0c05cb1399a

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

vary
Accept-Encoding, Origin
x-amz-version-id
xWLsDwzBkMRWXPlaa3iSDjI63KFciZe1
etag
"76770c12c0a029849129b7308656f9fc"
age
1178
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
643
x-amz-cf-id
xITJfH43KTaKXE3Y2S3_CvfUiwAKa5Ppit9kx3VpWgtU2y3LjVDiOQ==
date
Tue, 07 Apr 2026 12:25:52 GMT
content-type
image/png
last-modified
Mon, 25 Mar 2024 02:14:22 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H2 		200
 15580716703492%ED%8A%B8%EC%9C%84%ED%84%B0off.png
cdn.hackers.com/hac-images/user/uploads/lnbSNSImage/ 		897 B
1 KB 		155ms
59ms 		Image
image/png		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hac-images/user/uploads/lnbSNSImage/15580716703492%ED%8A%B8%EC%9C%84%ED%84%B0off.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
f7e211781427a50406c11dd7e893cb1e64cef5a0b1809006e42d001105e4bdd0

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

vary
Accept-Encoding, Origin
x-amz-version-id
1DrqvHqe2IuAWxVmH77GffqLhxPWJD0f
etag
"bb880aae32519f410928c012285d0cbe"
age
1178
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
897
x-amz-cf-id
b_7E5O6ItH7GGcC1m_jmx2wLnrBOWsPO3JXTR7mAk8b0LhrgWDDcaA==
date
Tue, 07 Apr 2026 12:25:52 GMT
content-type
image/png
last-modified
Mon, 25 Mar 2024 02:14:22 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H2 		200
 15580717210273%EC%9C%A0%ED%88%AC%EB%B8%8Coff.png
cdn.hackers.com/hac-images/user/uploads/lnbSNSImage/ 		1 KB
1 KB 		90ms
75ms 		Image
image/png		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hac-images/user/uploads/lnbSNSImage/15580717210273%EC%9C%A0%ED%88%AC%EB%B8%8Coff.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
3ce69e0d0404301bc9e852165648ce39b837cf3213a7dca5007d8955e1060b1e

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

vary
Accept-Encoding, Origin
x-amz-version-id
.X_vI4vGIE5VzRa16_Xfp2dIGKRt0tXF
etag
"e7bc518395bcdef27ad9623fbb7f1787"
age
1608
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
1041
x-amz-cf-id
UOVq1WzKd_GE4GmlcVbDBoGeidoN2UEk4ntvl7j-bQJGBPqP36Sblw==
date
Tue, 07 Apr 2026 12:18:42 GMT
content-type
image/png
last-modified
Mon, 25 Mar 2024 02:14:22 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H2 		200
 15580717423174%EC%9D%B8%EC%8A%A4%ED%83%80off.png
cdn.hackers.com/hac-images/user/uploads/lnbSNSImage/ 		895 B
1 KB 		90ms
75ms 		Image
image/png		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hac-images/user/uploads/lnbSNSImage/15580717423174%EC%9D%B8%EC%8A%A4%ED%83%80off.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
d1589601e6c2bc257a6ebabf7e41c64a8e1be382be12a012f0927ad0478e4dde

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

vary
Accept-Encoding, Origin
x-amz-version-id
CzqGI9R4yIc_J9.1rBJ32NemcF2dxglK
etag
"a955419442ec419b9714292250fed064"
age
1176
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
895
x-amz-cf-id
9yr0vGa52_6bnHQzRruGBWOgTyAtFZrVblUVEhKXIUaACv7h-y1R1g==
date
Tue, 07 Apr 2026 12:25:54 GMT
content-type
image/png
last-modified
Mon, 25 Mar 2024 02:14:22 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H2 		200
 15580717669605tv%ED%8C%9Foff.png
cdn.hackers.com/hac-images/user/uploads/lnbSNSImage/ 		861 B
1 KB 		46ms
39ms 		Image
image/png		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hac-images/user/uploads/lnbSNSImage/15580717669605tv%ED%8C%9Foff.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
29ca685fc06fa289ed544850f647b4a3f38c75ac5df43c78684396a1a0d5233b

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

vary
Accept-Encoding, Origin
x-amz-version-id
M6XY_mhmQjapcIkS1mkcTbGE9CM3wpO0
etag
"c79e318ba7ca6f7465c4386282c3ee0d"
age
1176
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
861
x-amz-cf-id
QwZXkWyA8aq2-QBr-_iLbmHp7tI9Eei5kqHzewGynSq5bA2ga4_eiA==
date
Tue, 07 Apr 2026 12:25:54 GMT
content-type
image/png
last-modified
Mon, 25 Mar 2024 02:14:22 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H2 		200
 15580717884626%EC%B9%B4%ED%86%A1off.png
cdn.hackers.com/hac-images/user/uploads/lnbSNSImage/ 		1 KB
1 KB 		46ms
34ms 		Image
image/png		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hac-images/user/uploads/lnbSNSImage/15580717884626%EC%B9%B4%ED%86%A1off.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
bde7bf260c14e124506dbaa01be02ab9bad84d5d38050783de3681b2c1915213

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

vary
Origin
x-amz-version-id
_JBG1r6mbqlpg7t9sqcMCBYG_H40rmYA
etag
"95591588dccdeb5ca19141bbd678f4a0"
age
1168
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
1089
x-amz-cf-id
-orzlZo90vuowALgYu8c76WIG3x3P3KeGahKGV41rMEtJ-orA_mXsA==
date
Tue, 07 Apr 2026 12:26:02 GMT
content-type
image/png
last-modified
Mon, 25 Mar 2024 02:14:22 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H2 		200
 15580718061157%ED%8F%AC%EC%8A%A4%ED%8A%B8_off.png
cdn.hackers.com/hac-images/user/uploads/lnbSNSImage/ 		1014 B
1 KB 		69ms
57ms 		Image
image/png		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hac-images/user/uploads/lnbSNSImage/15580718061157%ED%8F%AC%EC%8A%A4%ED%8A%B8_off.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
68845372c5ad39dbdcd7279485a35a519a18115dd94acfd8643d1debceec0140

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

vary
Accept-Encoding, Origin
x-amz-version-id
UxfeqKxh4uM_RUuPLJtEd7wJjCl_XdqI
etag
"beb24d2b33155de9d5c777732c5e8014"
age
945
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
1014
x-amz-cf-id
j8Xu1xqBwIBtfpY-80zrdHQdYcQUyGPqsEAKEzcSdj4NsWOJGarpBg==
date
Tue, 07 Apr 2026 12:29:45 GMT
content-type
image/png
last-modified
Mon, 25 Mar 2024 02:14:22 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H2 		200
 15580718241748%EB%B8%94%EB%A1%9C%EA%B7%B8_off.png
cdn.hackers.com/hac-images/user/uploads/lnbSNSImage/ 		1 KB
2 KB 		68ms
56ms 		Image
image/png		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hac-images/user/uploads/lnbSNSImage/15580718241748%EB%B8%94%EB%A1%9C%EA%B7%B8_off.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
39e747d749436b0859c22ee5fc4a2a0752a44e80eee78878e6638a6a29c532f2

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

vary
Accept-Encoding, Origin
x-amz-version-id
16BtE3eRr3UUcgW9DpBbXGhKedvbkUF8
etag
"7c4d14e47a66f119ca6643bf06eb4bac"
age
3083
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
1143
x-amz-cf-id
ZgtU-rAe_PlmSLvyGhClM_XTUGkjkt1Q2q70uXqYc0d2B8oj2X8_EQ==
date
Tue, 07 Apr 2026 11:54:07 GMT
content-type
image/png
last-modified
Mon, 25 Mar 2024 02:14:22 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H2 		200
 15580718421019%EC%B9%B4%EC%8A%A4_off.png
cdn.hackers.com/hac-images/user/uploads/lnbSNSImage/ 		667 B
1 KB 		66ms
54ms 		Image
image/png		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hac-images/user/uploads/lnbSNSImage/15580718421019%EC%B9%B4%EC%8A%A4_off.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
09b7583c16dbae4dbe33b163a976b216c4e63a291bb8120de4b79be07fd6ac46

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

vary
Accept-Encoding, Origin
x-amz-version-id
KF4yeUnTtE8221rxHomb45G4N1it4NLz
etag
"7d194e7735cd6614d8ffd3a536895f61"
age
1168
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
667
x-amz-cf-id
5ER1ngrrpZIc9_6oMOrjQ5e8Bk9irwaQ6IWnuyqSU5MqjVDZx-P5Ew==
date
Tue, 07 Apr 2026 12:26:02 GMT
content-type
image/png
last-modified
Mon, 25 Mar 2024 02:14:22 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H2 		200
 close_icon.jpg
gscdn.hackers.co.kr/hackers/images/layout/main/gate/ 		544 B
680 B 		1120ms
601ms 		Image
image/jpeg		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/hackers/images/layout/main/gate/close_icon.jpg
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
469f7a56289ae1ac9d73377d0129e47392818e7615315817d59a9a40cfee31a0

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5db115e6-220"
age
100627
accept-ranges
bytes
content-length
544
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Thu, 24 Oct 2019 03:09:26 GMT
content-type
image/jpeg
server
nginx
GET
H2 		200
 top_bnr01.jpg
cdn.hackers.com/hackersingang/champ/img/main/v25/ 		86 KB
87 KB 		69ms
58ms 		Image
image/jpeg		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hackersingang/champ/img/main/v25/top_bnr01.jpg
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
23c18303f2f8f2d957e3378c6715170a8f3e8afb50e2772aead303423a6b3a81

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

x-amz-version-id
kT_ZsZtqcFXMIHCEFk2EIQOLpABDVgWb
etag
"cb9dfb173eedd8a83cf07bee81062b4c"
age
1607
x-cache
Hit from cloudfront
x-amz-cf-id
tJaW2KQMci4Cc-nbzxpVMbDBAnIHvwFxuM5Xmo2ZyGCUFQV7gk6aCA==
date
Tue, 07 Apr 2026 12:18:43 GMT
content-type
image/jpeg
vary
Accept-Encoding
last-modified
Mon, 23 Mar 2026 00:12:09 GMT
x-amz-meta-content-type
image/jpeg
content-disposition
inline; filename*=UTF-8''top_bnr01.jpg
x-amz-meta-upload-time
2026-03-23T09:12:08.716Z
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
content-length
88397
x-amz-meta-original-filename
top_bnr01.jpg
x-amz-cf-pop
IAD12-P3
server
AmazonS3
x-amz-meta-uploader
hyewon4170
x-amz-server-side-encryption
AES256
GET
H2 		200
 blank.png
gscdn.hackers.co.kr/champ/ 		110 B
243 B 		921ms
403ms 		Image
image/png		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/blank.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
6f064b11007507ecebb88b25c6b21a41e51189b079c5a30342c8dc8950019c0c

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5af2b177-6e"
age
76001
accept-ranges
bytes
content-length
110
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Wed, 09 May 2018 08:29:43 GMT
content-type
image/png
server
nginx
GET
H2 		200
 main_header_220217_v2.gif
gscdn.hackers.co.kr/champ/img/common/ 		2 KB
2 KB 		1118ms
600ms 		Image
image/gif		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/img/common/main_header_220217_v2.gif
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
9471a83f9482386c48c665a4aaebe3b885d81587303286780492d31f151ed7e8

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"620d877d-728"
age
114533
accept-ranges
bytes
content-length
1832
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Wed, 16 Feb 2022 23:23:41 GMT
content-type
image/gif
server
nginx
GET
H2 		200
 close_btn.gif
gscdn.hackers.co.kr/champ/img/common/ 		1 KB
1 KB 		991ms
473ms 		Image
image/gif		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/img/common/close_btn.gif
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
4662cb5ce6a559113cf5f4ca116cd89df2bef192fd6452066d6048e7d1803e88

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5a12897e-4b2"
age
134954
accept-ranges
bytes
content-length
1202
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Mon, 20 Nov 2017 07:51:26 GMT
content-type
image/gif
server
nginx
GET
H2 		200
 quick_bnr_25602.png
cdn.hackers.com/hackersingang/champ/files/main/images/banner/v4/ 		7 KB
7 KB 		124ms
114ms 		Image
image/png		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hackersingang/champ/files/main/images/banner/v4/quick_bnr_25602.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
2bef7be85061e6433f2d1180604f53b0a3af0ba04522f0e8da8368059777e1b5

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

vary
Accept-Encoding
x-amz-version-id
W4FXV9an.CboUjttz0RFsdWWf4iOKfIM
etag
"bcdd004be7b0dea8c5d7e1e0c18caf7f"
age
3082
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
6752
x-amz-cf-id
Q6GWp1wZcPSilZnmC4piUkb0E1EHYAL7U5msK6FkbO156hJUfiYsUg==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
image/png
last-modified
Mon, 02 Jun 2025 00:21:59 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H2 		200
 blank.gif
gscdn.hackers.co.kr/champ/ 		43 B
175 B 		919ms
402ms 		Image
image/gif		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/blank.gif
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
b1442e85b03bdcaf66dc58c7abb98745dd2687d86350be9a298a1d9382ac849b

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5f28ef94-2b"
age
18924
accept-ranges
bytes
content-length
43
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Tue, 04 Aug 2020 05:18:12 GMT
content-type
image/gif
server
nginx
GET
H2 		200
 ico_myclass.png
cdn.hackers.com/hackersingang/champ/img/main/v19/ 		2 KB
2 KB 		65ms
56ms 		Image
image/png		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hackersingang/champ/img/main/v19/ico_myclass.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
7bbdd03e677ff143c6b3202591c0afa4498e5095b4f4e17b52bf7d0988873542

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

x-amz-version-id
0d1ytvbIvPqX_AAbYC.MW7X2bC0VrLUE
etag
"e4dc77218c8f7821665c1ba2b3ad81bd"
age
1607
x-cache
Hit from cloudfront
x-amz-cf-id
o14oGP7q3oKTUxOkptCooYFGO4UJ0OtBa6UDFcMZ8x5yPqm9AfcPOA==
date
Tue, 07 Apr 2026 12:18:43 GMT
content-type
image/png
vary
Accept-Encoding
last-modified
Mon, 07 Jul 2025 05:17:23 GMT
content-disposition
inline; filename="ico_myclass.png"
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
content-length
1627
x-amz-cf-pop
IAD12-P3
server
AmazonS3
x-amz-server-side-encryption
AES256
GET
H2 		200
 new.png
cdn.hackers.com/hackersingang/champ/img/main/v25/ 		921 B
1 KB 		123ms
115ms 		Image
image/png		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hackersingang/champ/img/main/v25/new.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
7c591bae00e37325bd1b0f3fa9d25caf6138fa5405072bd7d7387d782c8ac976

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

x-amz-version-id
hmlt4gFU1zAS3nQgEgQeo1hxvrOtVQhX
etag
"4061234926f70ec612be30993e9d7d95"
age
1607
x-cache
Hit from cloudfront
x-amz-cf-id
6IejgQqtXdWEUdPQ6DJpeT9pxOQPxPAk7kfFIK3CpDy7cQJtQ-FiTA==
date
Tue, 07 Apr 2026 12:18:43 GMT
content-type
image/png
vary
Accept-Encoding
last-modified
Fri, 06 Mar 2026 04:21:07 GMT
x-amz-meta-content-type
image/png
content-disposition
inline; filename*=UTF-8''new.png
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
content-length
921
x-amz-meta-original-filename
new.png
x-amz-cf-pop
IAD12-P3
server
AmazonS3
x-amz-server-side-encryption
AES256
GET
H2 		200
 test_ai.png
cdn.hackers.com/hackersingang/champ/img/main/v25/ 		2 KB
3 KB 		732ms
724ms 		Image
image/png		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hackersingang/champ/img/main/v25/test_ai.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
d2d9d834376aecdba59a71e785e87f01a40cd5d7f77048ed1ef04c8a862c19b5

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"6cff20727f60e0a251e04707584dfe36"
x-amz-version-id
F7.HSr6qGcl6XkqX_W6RidmC_0OlpzIn
x-cache
Miss from cloudfront
x-amz-cf-id
gH2nbcb2gmB1K1IC04tBkKtXuJ2ei40oWxp7m-M1f0tpCDwASTe8JA==
date
Tue, 07 Apr 2026 12:45:31 GMT
content-type
image/png
last-modified
Fri, 06 Mar 2026 04:21:07 GMT
content-disposition
inline; filename*=UTF-8''test_ai.png
x-amz-meta-content-type
image/png
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
content-length
2143
x-amz-meta-original-filename
test_ai.png
x-amz-cf-pop
IAD12-P3
server
AmazonS3
x-amz-server-side-encryption
AES256
GET
H2 		200
 1c1dbb8347fdd2352991dbc1b46666e0.gif
champ.hackers.com/files/site/menu/champstudy/ 		2 KB
2 KB 		619ms
611ms 		Image
image/gif		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://champ.hackers.com/files/site/menu/champstudy/1c1dbb8347fdd2352991dbc1b46666e0.gif
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
cebd9ab4033bc3c5517c2d9b4514a82129e84ecedd651d89bdb64a1baca9234b

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"69c-53472a672a2c0"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
1692
x-amz-cf-id
KgwapBGqDUGP_emBh94UgPNsoFokawZFJ6WrW6EeyZ6QlLRIhF8sug==
date
Tue, 07 Apr 2026 12:45:30 GMT
content-type
image/gif
last-modified
Sat, 04 Jun 2016 12:05:07 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
GET
H2 		200
 champ_toeic_test_150x150.png
cdn.hackers.com/hackersingang/champ/files/banner/imglib_files/ 		6 KB
6 KB 		690ms
683ms 		Image
image/png		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hackersingang/champ/files/banner/imglib_files/champ_toeic_test_150x150.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
cb666e58608e0129bb01affb8df5c1b455a10a4caad95fa5ab511b74176de1ee

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

vary
Accept-Encoding
x-amz-version-id
ek1VuMM1cUtp5stuAuY6npk22zTLB6c4
etag
"ed11cc449bc9960b6f2e761506a1f870"
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
RefreshHit from cloudfront
content-length
6246
x-amz-cf-id
pK2z7yx58UjNuCQZJCoVa0P1eAVA8mdwui2Geb6zZrrCsvN5-tpTig==
date
Tue, 07 Apr 2026 12:45:31 GMT
content-type
image/png
last-modified
Fri, 23 Feb 2024 07:23:56 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H2 		200
 champ_vietnamesepromotion_248x248.jpg
gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/ 		26 KB
26 KB 		1399ms
885ms 		Image
image/jpeg		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/champ_vietnamesepromotion_248x248.jpg
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
c6cddc22b1ad9574d0d451154e760ead6736e76db712ac539da132ed6e9f93d7

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5fab2f8a-6628"
age
68246
accept-ranges
bytes
content-length
26152
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Wed, 11 Nov 2020 00:25:46 GMT
content-type
image/jpeg
server
nginx
GET
H2 		200
 238
gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/hacchina_hskrefund_248x248.jpg/gio/resize/ 		25 KB
25 KB 		775ms
766ms 		Image
image/jpeg		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/hacchina_hskrefund_248x248.jpg/gio/resize/238
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
d5372bedee48cbe41c1d33cf41e9455b6073137ffc9b844ba3c6a58de09e054f

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"62a00906-6963"
age
92402
accept-ranges
bytes
content-length
25381
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Wed, 08 Jun 2022 02:27:18 GMT
content-type
image/jpeg
server
nginx
GET
H2 		200
 238
gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/arab_248x248.jpg.jpg/gio/resize/ 		23 KB
23 KB 		774ms
765ms 		Image
image/jpeg		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/arab_248x248.jpg.jpg/gio/resize/238
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
5e403d989eaf2607ef56cccc7701bd925a7be57c2580a80a2f9d11977e70c9df

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5fa3a327-5fdc"
age
91926
accept-ranges
bytes
content-length
23792
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Thu, 05 Nov 2020 07:00:55 GMT
content-type
image/jpeg
server
nginx
GET
H2 		200
 238
gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/champ_banner_italypromotion_248x248.jpg/gio/resize/ 		21 KB
21 KB 		856ms
847ms 		Image
image/jpeg		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/champ_banner_italypromotion_248x248.jpg/gio/resize/238
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
680de5aaef5d3989dfb638f44c03b5479555b8552b844233058df768099618af

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5d83601d-5855"
age
35964
accept-ranges
bytes
content-length
21487
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Thu, 19 Sep 2019 11:01:49 GMT
content-type
image/jpeg
server
nginx
GET
H2 		200
 238
gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/champ_sugangbanner_chinese_allpass_230106.jpg/gio/resize/ 		38 KB
38 KB 		592ms
583ms 		Image
image/jpeg		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/champ_sugangbanner_chinese_allpass_230106.jpg/gio/resize/238
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
adfb9e7af3c9770694793f78c25e88278146ecdebf62f8bd484a5134d7d434ad

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"63b7ac6e-a617"
age
91926
accept-ranges
bytes
content-length
38768
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Fri, 06 Jan 2023 05:06:54 GMT
content-type
image/jpeg
server
nginx
GET
H2 		200
 238
gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/portugal_248x248.jpg/gio/resize/ 		23 KB
24 KB 		984ms
976ms 		Image
image/jpeg		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/portugal_248x248.jpg/gio/resize/238
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
9b32c1c41e6b68aa4d48645ae64bf7eb810346865774c725ff3a5c91505e77f8

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5d3abf83-60fe"
age
48585
accept-ranges
bytes
content-length
23965
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Fri, 26 Jul 2019 08:53:23 GMT
content-type
image/jpeg
server
nginx
GET
H2 		200
 238
gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/champ_vietnamesepromotion_248x248.jpg/gio/resize/ 		25 KB
26 KB 		1021ms
1012ms 		Image
image/jpeg		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/champ_vietnamesepromotion_248x248.jpg/gio/resize/238
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
3fe61046972efa27652c429ae7add13cf852df15a0d9a8607cc78a7a247786a6

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5fab2f8a-6628"
age
47695
accept-ranges
bytes
content-length
25989
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Wed, 11 Nov 2020 00:25:46 GMT
content-type
image/jpeg
server
nginx
GET
H2 		200
 238
gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/champ_frenchpromotion_248x248.jpg/gio/resize/ 		23 KB
23 KB 		915ms
906ms 		Image
image/jpeg		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/champ_frenchpromotion_248x248.jpg/gio/resize/238
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
72268a6e3236ded00331219800d3d574eea7f0e124ef98d67d4b5646df3c392f

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5fa0c5e9-5c9d"
age
25447
accept-ranges
bytes
content-length
23637
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Tue, 03 Nov 2020 02:52:25 GMT
content-type
image/jpeg
server
nginx
GET
H2 		200
 238
gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/champ_2nd_russian_promotion_248x248.jpg/gio/resize/ 		17 KB
17 KB 		941ms
932ms 		Image
image/jpeg		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/champ_2nd_russian_promotion_248x248.jpg/gio/resize/238
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
dc1001adb5f46a90e8a057748b3abf276ccd61cf09859051ad4e2df33dc09e40

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5c7f7e61-4510"
age
51630
accept-ranges
bytes
content-length
17140
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Wed, 06 Mar 2019 08:01:37 GMT
content-type
image/jpeg
server
nginx
GET
H2 		200
 lecture_banner.js Show response
champ.hackers.com/modules/site/pages/ 		4 KB
2 KB 		558ms
552ms 		Script
application/javascript		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/modules/site/pages/lecture_banner.js
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
2f4c79dc14cbe9e8474234d349405acadb231e172edb98d57a2c4582a96907a4

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
"f5c-5c1bae8bdade8-gzip"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
1342
x-amz-cf-id
G_OerRFQoWzUmdk3kCO2SVxVR7wMVxF6yPY8fGQ5KWao0JSphhbmJw==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
application/javascript
last-modified
Fri, 07 May 2021 10:29:56 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
vary
Accept-Encoding
GET
H2 		200
 main.js Show response
champ.hackers.com/widgets/player/youtube-api/ 		6 KB
2 KB 		584ms
550ms 		Script
application/javascript		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/widgets/player/youtube-api/main.js?c=20200228
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
9f8d6b7db08491394d3c048fb8a0745a57b088b4d205cc0a7b858df04bd89059

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
"19b0-5dd1fc5b5d638-gzip"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
1949
x-amz-cf-id
YcgcNbrPo5I5b4fjYpQbCzAiOXn2beiS3tiOv6yrwz_bA32bhITFWg==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
application/javascript
last-modified
Thu, 21 Apr 2022 01:10:14 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
vary
Accept-Encoding
GET
H2 		200
 main.css
champ.hackers.com/widgets/banner/latestVisited/ 		0
283 B 		567ms
554ms 		Stylesheet
text/css		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/widgets/banner/latestVisited/main.css?c=20200228
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"0-55b4e9af6de40"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
0
x-amz-cf-id
_tfK4jdV8SPOVN1J6LlFX4w019zxpzoBtf82mkVlcV7y12ohY-4bqA==
date
Tue, 07 Apr 2026 12:45:30 GMT
content-type
text/css
last-modified
Thu, 12 Oct 2017 00:27:29 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
GET
H2 		200
 closingBanner.css
champ.hackers.com/html/css/ 		5 KB
2 KB 		301ms
288ms 		Stylesheet
text/css		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/html/css/closingBanner.css
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
597abb017d16abf396d4bb825e5d84836e2a2fa1bc4498694ae111e57778998e

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
"1555-5b31660d864c0-gzip"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
1435
x-amz-cf-id
W8qzMA8t8kvl0VX3KXCu2otPrhWbrTzgwDwTmSkzT7N9TgpIUkRz7w==
date
Tue, 07 Apr 2026 12:45:29 GMT
content-type
text/css
last-modified
Mon, 02 Nov 2020 02:19:39 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
vary
Accept-Encoding
GET
H2 		200
 VOfu-WzLcNI Show response
www.youtube.com/embed/ Frame A508 		134 KB
56 KB 		222ms
104ms 		Document
text/html		 172.253.63.91
Google LLC
General
Check archive.org
Download Go to
Full URL
https://www.youtube.com/embed/VOfu-WzLcNI?rel=0&enablejsapi=1
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
172.253.63.91 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
bi-in-f91.1e100.net
Software
ESF /
Resource Hash
ac48047ae41915178b0bb6e72615e3f2d4389b697e4a0a455ec0b8103a3cce1e
Security Headers
Name Value
Content-Security-Policy script-src 'unsafe-eval' 'self' 'unsafe-inline' https://www.google.com https://apis.google.com https://ssl.gstatic.com https://www.gstatic.com https://www.googletagmanager.com https://www.google-analytics.com https://*.youtube.com https://*.google.com https://*.gstatic.com https://youtube.com https://www.youtube.com https://google.com https://*.doubleclick.net https://*.googleapis.com https://www.googleadservices.com https://tpc.googlesyndication.com https://www.youtubekids.com https://www.youtube-nocookie.com https://www.youtubeeducation.com https://www-onepick-opensocial.googleusercontent.com;report-uri https://csp.withgoogle.com/csp/youtube_main/allowlist base-uri 'self';object-src 'none';script-src 'report-sample' 'nonce-AFdZU8WX11_M_pJbAaGchQ' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';report-uri https://csp.withgoogle.com/csp/youtube_main/strict require-trusted-types-for 'script'
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://champ.hackers.com/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0
sec-ch-ua-platform
"Linux"

Response headers

accept-ch
Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Model, Sec-CH-UA-WoW64, Sec-CH-UA-Form-Factors, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
cache-control
no-cache, no-store, max-age=0, must-revalidate
content-encoding
br
content-security-policy
script-src 'unsafe-eval' 'self' 'unsafe-inline' https://www.google.com https://apis.google.com https://ssl.gstatic.com https://www.gstatic.com https://www.googletagmanager.com https://www.google-analytics.com https://*.youtube.com https://*.google.com https://*.gstatic.com https://youtube.com https://www.youtube.com https://google.com https://*.doubleclick.net https://*.googleapis.com https://www.googleadservices.com https://tpc.googlesyndication.com https://www.youtubekids.com https://www.youtube-nocookie.com https://www.youtubeeducation.com https://www-onepick-opensocial.googleusercontent.com;report-uri https://csp.withgoogle.com/csp/youtube_main/allowlist base-uri 'self';object-src 'none';script-src 'report-sample' 'nonce-AFdZU8WX11_M_pJbAaGchQ' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';report-uri https://csp.withgoogle.com/csp/youtube_main/strict require-trusted-types-for 'script'
content-type
text/html; charset=utf-8
cross-origin-embedder-policy-report-only
require-corp; report-to="youtube_main"
cross-origin-opener-policy-report-only
same-origin; report-to="youtube_main"
cross-origin-resource-policy
cross-origin
date
Tue, 07 Apr 2026 12:45:29 GMT
expires
Mon, 01 Jan 1990 00:00:00 GMT
origin-trial
AmhMBR6zCLzDDxpW+HfpP67BqwIknWnyMOXOQGfzYswFmJe+fgaI6XZgAzcxOrzNtP7hEDsOo1jdjFnVr2IdxQ4AAAB4eyJvcmlnaW4iOiJodHRwczovL3lvdXR1YmUuY29tOjQ0MyIsImZlYXR1cmUiOiJXZWJWaWV3WFJlcXVlc3RlZFdpdGhEZXByZWNhdGlvbiIsImV4cGlyeSI6MTc1ODA2NzE5OSwiaXNTdWJkb21haW4iOnRydWV9 AiDEBptUfVeO93q48VdVMe/ubupazdAl8AaHP+NBzdnW8quUcHdzJUyGSfrmtpKJu7EOvwRp9ug2rEo3XU+WMAMAAAB2eyJvcmlnaW4iOiJodHRwczovL3lvdXR1YmUuY29tOjQ0MyIsImZlYXR1cmUiOiJEZXZpY2VCb3VuZFNlc3Npb25DcmVkZW50aWFsczIiLCJleHBpcnkiOjE3NzQzMTA0MDAsImlzU3ViZG9tYWluIjp0cnVlfQ==
p3p
CP="This is not a P3P policy! See http://support.google.com/accounts/answer/151657?hl=en for more info."
permissions-policy
ch-ua-arch=*, ch-ua-bitness=*, ch-ua-full-version=*, ch-ua-full-version-list=*, ch-ua-model=*, ch-ua-wow64=*, ch-ua-form-factors=*, ch-ua-platform=*, ch-ua-platform-version=*
pragma
no-cache
report-to
{"group":"youtube_main","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube_main"}]}
server
ESF
strict-transport-security
max-age=31536000
vary
Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Model, Sec-CH-UA-WoW64, Sec-CH-UA-Form-Factors, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
x-content-type-options
nosniff
x-xss-protection
0
GET
H2 		200
 blank.png
gscdn.hackers.co.kr/champ/ 		110 B
0 		732ms
732ms 		Image
image/png		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/blank.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
6f064b11007507ecebb88b25c6b21a41e51189b079c5a30342c8dc8950019c0c

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5af2b177-6e"
age
76001
accept-ranges
bytes
content-length
110
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Wed, 09 May 2018 08:29:43 GMT
content-type
image/png
server
nginx
GET
H2 		200
 blank.gif
gscdn.hackers.co.kr/champ/ 		43 B
0 		733ms
733ms 		Image
image/gif		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/blank.gif
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
b1442e85b03bdcaf66dc58c7abb98745dd2687d86350be9a298a1d9382ac849b

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5f28ef94-2b"
age
18924
accept-ranges
bytes
content-length
43
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Tue, 04 Aug 2020 05:18:12 GMT
content-type
image/gif
server
nginx
GET
H2 		200
 icon_family_site.png
gscdn.hackers.co.kr/champ/img/common/ 		12 KB
12 KB 		855ms
527ms 		Image
image/png		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/img/common/icon_family_site.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/layouts/champstudy/_css/common.css?ver=1775565928
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
6d6b7b1a7dc2d97380c00a17a729eee6db2a10f36d102dc91c20b6e00b89752b

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5c9b0969-2e2c"
age
128218
accept-ranges
bytes
content-length
11820
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Wed, 27 Mar 2019 05:26:01 GMT
content-type
image/png
server
nginx
GET
H2 		200
 sp_layout.png
gscdn.hackers.co.kr/champ/images/champstudy/common/ 		29 KB
29 KB 		729ms
401ms 		Image
image/png		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/images/champstudy/common/sp_layout.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/layouts/champstudy/_css/common.css?ver=1775565928
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
1dbe4ab873a59ad449e07cdcdd5f4a55660b980c75944368de1b7cdac682790d

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"627225b7-72ad"
age
81202
accept-ranges
bytes
content-length
29357
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Wed, 04 May 2022 07:05:27 GMT
content-type
image/png
server
nginx
GET
H2 		200
 gate_check.jpg
gscdn.hackers.co.kr/champ/img/common/family/ 		1 KB
2 KB 		845ms
517ms 		Image
image/jpeg		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/img/common/family/gate_check.jpg
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
6b61d6e2f0c3f38c44529b6a692a155e898a70a5f7fda41961438f79c7261685

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5e65e981-5ac"
age
108624
accept-ranges
bytes
content-length
1452
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Mon, 09 Mar 2020 07:00:17 GMT
content-type
image/jpeg
server
nginx
GET
H2 		200
 gate_arrow.jpg
gscdn.hackers.co.kr/champ/img/common/family/ 		451 B
586 B 		841ms
514ms 		Image
image/jpeg		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/img/common/family/gate_arrow.jpg
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
9a6c8bf19d9088cbbd4b3257dbbfa6383dda29a2876e3f894260e391c066ad9c

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5e65e981-1c3"
age
46918
accept-ranges
bytes
content-length
451
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Mon, 09 Mar 2020 07:00:17 GMT
content-type
image/jpeg
server
nginx
GET
H2 		200
 top_svc_line.gif
gscdn.hackers.co.kr/champ/ 		44 B
176 B 		854ms
527ms 		Image
image/gif		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/top_svc_line.gif
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/layouts/champstudy/_css/common.css?ver=1775565928
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
15c66c6f3d7fecb4d39584169b2a03fd99755737fefab42c994675fc9bc3a6a3

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"625444bb-2c"
age
94009
accept-ranges
bytes
content-length
44
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Mon, 11 Apr 2022 15:09:47 GMT
content-type
image/gif
server
nginx
GET
H2 		200
 notokr-regular.woff2
champ.hackers.com/layouts/common/_css/webfont/ 		132 KB
132 KB 		584ms
581ms 		Font
application/octet-stream		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/layouts/common/_css/webfont/notokr-regular.woff2
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/layouts/champstudy/_css/common.css?ver=1775565928
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
ae57d3fa473d34383e6762a9f26eb5a82d20e301e3c38ae481a8845b7c221680

Request headers

Origin
https://champ.hackers.com
sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/layouts/champstudy/_css/common.css?ver=1775565928
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"20f30-5869cbd917540"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
134960
x-amz-cf-id
rUtoeNmkjek2geHCFVnkaNLUMitcuUIwJXHGci6qIuIIA-ijlI78fA==
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Tue, 16 Apr 2019 02:43:57 GMT
x-amz-cf-pop
CMH68-P5
server
Apache
GET
H2 		200
 notokr-bold.woff2
champ.hackers.com/layouts/common/_css/webfont/ 		132 KB
132 KB 		583ms
581ms 		Font
application/octet-stream		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/layouts/common/_css/webfont/notokr-bold.woff2
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/layouts/champstudy/_css/common.css?ver=1775565928
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
722e3e0fc3837b645eda147bf9776629628bdb4c4c0cef320af8fa66192ece88

Request headers

Origin
https://champ.hackers.com
sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/layouts/champstudy/_css/common.css?ver=1775565928
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"20f38-5869cbd917540"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
134968
x-amz-cf-id
YRrjrSgQOGkpyTMG_NDoAElc5mlnl8oKvluv-iBFTAiwZNKbsVAKiw==
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Tue, 16 Apr 2019 02:43:57 GMT
x-amz-cf-pop
CMH68-P5
server
Apache
GET
H2 		200
 bullet.png
gscdn.hackers.co.kr/champ/images/champstudy/common/ 		7 KB
8 KB 		685ms
474ms 		Image
image/png		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/images/champstudy/common/bullet.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/layouts/champstudy/_css/common.css?ver=1775565928
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
79da0ac5505541b3693ff513e1ca6f66c5f0c687986af720c4bfaf52751614ed

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5add7161-1da8"
age
60378
accept-ranges
bytes
content-length
7592
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Mon, 23 Apr 2018 05:38:41 GMT
content-type
image/png
server
nginx
GET
H2 		200
 blank.gif
gscdn.hackers.co.kr/champ/ 		43 B
0 		396ms
396ms 		Image
image/gif		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/blank.gif
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
b1442e85b03bdcaf66dc58c7abb98745dd2687d86350be9a298a1d9382ac849b

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5f28ef94-2b"
age
18924
accept-ranges
bytes
content-length
43
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Tue, 04 Aug 2020 05:18:12 GMT
content-type
image/gif
server
nginx
GET
H2 		200
 blank.png
gscdn.hackers.co.kr/champ/ 		110 B
0 		397ms
397ms 		Image
image/png		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/blank.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
6f064b11007507ecebb88b25c6b21a41e51189b079c5a30342c8dc8950019c0c

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5af2b177-6e"
age
76001
accept-ranges
bytes
content-length
110
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Wed, 09 May 2018 08:29:43 GMT
content-type
image/png
server
nginx
GET
H2 		200
 www-player.css
www.youtube.com/s/player/8c83ec2e/ Frame A508 		516 KB
57 KB 		43ms
35ms 		Stylesheet
text/css		 172.253.63.91
Google LLC
General
Check archive.org
Download Go to
Full URL
https://www.youtube.com/s/player/8c83ec2e/www-player.css
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/embed/VOfu-WzLcNI?rel=0&enablejsapi=1
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
172.253.63.91 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
bi-in-f91.1e100.net
Software
sffe /
Resource Hash
6f25e841296950467517ec8bccba0ffd052a386d6ac8d893aeaba5edf84aca42
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.youtube.com/embed/VOfu-WzLcNI?rel=0&enablejsapi=1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
br
age
1804
report-to
{"group":"youtube","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube"}]}
x-content-type-options
nosniff
expires
Wed, 07 Apr 2027 12:15:26 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date
Tue, 07 Apr 2026 12:15:26 GMT
last-modified
Thu, 02 Apr 2026 04:37:04 GMT
content-type
text/css
vary
Accept-Encoding, Origin
cache-control
public, max-age=31536000
cross-origin-resource-policy
cross-origin
accept-ranges
bytes
cross-origin-opener-policy-report-only
same-origin; report-to="youtube"
content-length
58085
x-xss-protection
0
server
sffe
GET
H2 		200
 rs=AGKMywGww3hKweUcXvMOexlkmZqWUFKNGg
www.youtube.com/s/_/ytembeds/_/ss/k=ytembeds.base.PrelBbKv6v0.L.W.O/am=AAAABQ/d=0/br=1/ Frame A508 		333 KB
38 KB 		102ms
96ms 		Stylesheet
text/css		 172.253.63.91
Google LLC
General
Check archive.org
Download Go to
Full URL
https://www.youtube.com/s/_/ytembeds/_/ss/k=ytembeds.base.PrelBbKv6v0.L.W.O/am=AAAABQ/d=0/br=1/rs=AGKMywGww3hKweUcXvMOexlkmZqWUFKNGg
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/embed/VOfu-WzLcNI?rel=0&enablejsapi=1
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
172.253.63.91 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
bi-in-f91.1e100.net
Software
sffe /
Resource Hash
b598918ff99920df328f65964324987be154e6938d80553ad5eb05f055929fd6
Security Headers
Name Value
Content-Security-Policy require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/youtube-main-app-web-scs-key
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.youtube.com/embed/VOfu-WzLcNI?rel=0&enablejsapi=1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
br
age
70389
report-to
{"group":"youtube-main-app-web-scs-key","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube-main-app-web-scs-key"}]}
x-content-type-options
nosniff
expires
Tue, 06 Apr 2027 17:12:21 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date
Mon, 06 Apr 2026 17:12:21 GMT
last-modified
Sat, 04 Apr 2026 05:09:25 GMT
content-type
text/css; charset=UTF-8
vary
Accept-Encoding
content-security-policy
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/youtube-main-app-web-scs-key
cache-control
public, max-age=31536000
cross-origin-opener-policy
same-origin; report-to="youtube-main-app-web-scs-key"
cross-origin-resource-policy
cross-origin
accept-ranges
bytes
content-length
38667
x-xss-protection
0
server
sffe
GET
H2 		200
 m=root,base Show response
www.youtube.com/s/_/ytembeds/_/js/k=ytembeds.base.en_US.U-p4u46Sw6g.2021.O/am=AAAABQ/d=1/br=1/rs=AGKMywG5fQ02MeMVTjpBkXGOQx7KjD4alg/ Frame A508 		649 KB
207 KB 		107ms
101ms 		Script
text/javascript		 172.253.63.91
Google LLC
General
Check archive.org
Download Go to
Full URL
https://www.youtube.com/s/_/ytembeds/_/js/k=ytembeds.base.en_US.U-p4u46Sw6g.2021.O/am=AAAABQ/d=1/br=1/rs=AGKMywG5fQ02MeMVTjpBkXGOQx7KjD4alg/m=root,base
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/embed/VOfu-WzLcNI?rel=0&enablejsapi=1
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
172.253.63.91 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
bi-in-f91.1e100.net
Software
sffe /
Resource Hash
ccaec9a7cfc36034427fd180cab9989ec807505244544b7ae801d97c4b9fce4c
Security Headers
Name Value
Content-Security-Policy require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/youtube-main-app-web-scs-key
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.youtube.com/embed/VOfu-WzLcNI?rel=0&enablejsapi=1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
br
age
71029
report-to
{"group":"youtube-main-app-web-scs-key","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube-main-app-web-scs-key"}]}
x-content-type-options
nosniff
expires
Tue, 06 Apr 2027 17:01:41 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date
Mon, 06 Apr 2026 17:01:41 GMT
last-modified
Sat, 04 Apr 2026 09:08:05 GMT
content-type
text/javascript; charset=UTF-8
vary
Accept-Encoding
content-security-policy
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/youtube-main-app-web-scs-key
cache-control
public, max-age=31536000
cross-origin-opener-policy
same-origin; report-to="youtube-main-app-web-scs-key"
cross-origin-resource-policy
cross-origin
accept-ranges
bytes
content-length
212166
x-xss-protection
0
server
sffe
GET
H2 		200
 base.js Show response
www.youtube.com/s/player/8c83ec2e/player_embed_es6.vflset/en_US/ Frame A508 		1 MB
432 KB 		110ms
104ms 		Script
text/javascript		 172.253.63.91
Google LLC
General
Check archive.org
Download Go to
Full URL
https://www.youtube.com/s/player/8c83ec2e/player_embed_es6.vflset/en_US/base.js
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/embed/VOfu-WzLcNI?rel=0&enablejsapi=1
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
172.253.63.91 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
bi-in-f91.1e100.net
Software
sffe /
Resource Hash
409c45e5d09bf68a45d18798827df34909d39b6d2aeefaf1d558e49fe73c7fda
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.youtube.com/embed/VOfu-WzLcNI?rel=0&enablejsapi=1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
br
age
1904
report-to
{"group":"youtube","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube"}]}
x-content-type-options
nosniff
expires
Wed, 07 Apr 2027 12:13:46 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date
Tue, 07 Apr 2026 12:13:46 GMT
last-modified
Thu, 02 Apr 2026 04:37:04 GMT
content-type
text/javascript
vary
Accept-Encoding, Origin
cache-control
public, max-age=31536000
cross-origin-resource-policy
cross-origin
accept-ranges
bytes
cross-origin-opener-policy-report-only
same-origin; report-to="youtube"
content-length
441581
x-xss-protection
0
server
sffe
GET
H2 		200
 line_tit_h4.gif
gscdn.hackers.co.kr/champ/images/champstudy/common/ 		47 B
179 B 		939ms
931ms 		Image
image/gif		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/images/champstudy/common/line_tit_h4.gif
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/layouts/champstudy/_css/common.css?ver=1775565928
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
e8f5c7417ad0d2f3d7e820e581358ae03c67b15e405c8247e5b7789ea00582cd

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5a12a506-2f"
age
50540
accept-ranges
bytes
content-length
47
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Mon, 20 Nov 2017 09:48:54 GMT
content-type
image/gif
server
nginx
GET
H2 		200
 ico_common.png
gscdn.hackers.co.kr/champ/images/champstudy/applyclass/ 		6 KB
6 KB 		960ms
952ms 		Image
image/png		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/images/champstudy/applyclass/ico_common.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/layouts/champstudy/_css/sub.css?ver=1775565928
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
ec56f7f263617e57b2a0e0fe5d52942af9a83600e0e4352133cab44f7b32f4bb

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5b302a35-1857"
age
101653
accept-ranges
bytes
content-length
6231
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Sun, 24 Jun 2018 23:33:09 GMT
content-type
image/png
server
nginx
GET
H2 		200
 ico_bar2.gif
gscdn.hackers.co.kr/champ/images/champstudy/applyclass/ 		1 KB
1 KB 		1003ms
995ms 		Image
image/gif		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/images/champstudy/applyclass/ico_bar2.gif
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/layouts/champstudy/_css/sub.css?ver=1775565928
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
d6775ddf6251d825329ca54f50f72ea34c303b4660b22afb1d9118e2424dda9d

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5a12a501-48c"
age
18218
accept-ranges
bytes
content-length
1164
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Mon, 20 Nov 2017 09:48:49 GMT
content-type
image/gif
server
nginx
GET
H2 		200
 ico_main_rank.png
cdn.hackers.com/hackersingang/champ/img/main/v19/ 		2 KB
2 KB 		55ms
52ms 		Image
image/png		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hackersingang/champ/img/main/v19/ico_main_rank.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/layouts/champstudy/_css/common.css?ver=1775565928
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
80b8189ccc996dea36db2dd9e8a868910a4087ac33c0e85317f3b1085a2b6019

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

x-amz-version-id
IFyWDewN.gZ6fXGWcYZaCuQcJIk_koMJ
etag
"0e5dcabf2fdc84da1b540e02bc92e4a7"
age
1170
x-cache
Hit from cloudfront
x-amz-cf-id
ndavYwS-Zrpsk4aSNWueqmHBFLfjeYqHX4dfBxI98pyJOP-VT-4IPg==
date
Tue, 07 Apr 2026 12:45:30 GMT
content-type
image/png
vary
Accept-Encoding
last-modified
Mon, 14 Jul 2025 02:35:35 GMT
content-disposition
inline; filename="ico_main_rank.png"
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
content-length
1659
x-amz-cf-pop
IAD12-P3
server
AmazonS3
x-amz-server-side-encryption
AES256
GET
H2 		200
 foot_con_bg.jpg
cdn.hackers.com/hackersingang/champ/img/main/v19/ 		69 KB
69 KB 		104ms
101ms 		Image
image/jpeg		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hackersingang/champ/img/main/v19/foot_con_bg.jpg
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/layouts/champstudy/_css/common.css?ver=1775565928
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
a34d75ea53084b2847f213bf239386571c10f8bf813fd50d077b468c2bbe8c0a

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

x-amz-version-id
Wm2UZeBjz0jV8gr5MyI64cGNq1KAmSB5
etag
"085a719d11d859d41de69bf642aad76a"
age
1171
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
70584
x-amz-cf-id
hM542fdUGX70O-UMzl5L12OTc7vHLQMfuaY0i-wzStWUNIwQn-ZAQg==
date
Tue, 07 Apr 2026 12:25:59 GMT
content-type
image/jpeg
last-modified
Wed, 23 Jul 2025 00:29:30 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H2 		200
 footer_ico.png
gscdn.hackers.co.kr/champ/img/common/ 		869 B
1003 B 		1001ms
994ms 		Image
image/png		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/img/common/footer_ico.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/layouts/champstudy/_css/common.css?ver=1775565928
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
4aebde3389cc5fe91e7efe6d10f61f41409511fd191b2f80073fb82995b24e83

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5f3256a5-365"
age
63324
accept-ranges
bytes
content-length
869
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Tue, 11 Aug 2020 08:28:21 GMT
content-type
image/png
server
nginx
GET
H2 		200
 foot_link_2016.php Show response
www.hackers.ac/site/ Frame A367 		16 KB
17 KB 		824ms
572ms 		Document
text/html		 18.154.227.71
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://www.hackers.ac/site/foot_link_2016.php
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.154.227.71 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-154-227-71.iad55.r.cloudfront.net
Software
nginx /
Resource Hash
284055f25733e2881a1d97f770f793eae8c5538ef8938907527bf7f6ea67065f

Request headers

Referer
https://champ.hackers.com/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0
sec-ch-ua-platform
"Linux"

Response headers

content-type
text/html; charset=euc-kr
date
Tue, 07 Apr 2026 12:45:30 GMT
server
nginx
via
1.1 1103f2f4fcd4848a1668ac878932c20a.cloudfront.net (CloudFront)
x-amz-cf-id
0tZOQiFcQZO_EFomsjodk16K2UGDSSkIXlDYwK7Ds7F3bfsSAhv6Fg==
x-amz-cf-pop
IAD55-P5
x-cache
Miss from cloudfront
GET
H2 		200
 iframe_api Show response
www.youtube.com/ 		993 B
3 KB 		219ms
98ms 		Script
text/javascript		 172.253.115.136
Google LLC
General
Check archive.org
Download Go to
Full URL
https://www.youtube.com/iframe_api
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/widgets/player/youtube-api/main.js?c=20200228
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
172.253.115.136 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
bg-in-f136.1e100.net
Software
ESF /
Resource Hash
51321dce064992225ff921a315eb1de4df390939b82b2ad14ccdad03514314ed
Security Headers
Name Value
Content-Security-Policy script-src 'unsafe-eval' 'self' 'unsafe-inline' https://www.google.com https://apis.google.com https://ssl.gstatic.com https://www.gstatic.com https://www.googletagmanager.com https://www.google-analytics.com https://*.youtube.com https://*.google.com https://*.gstatic.com https://youtube.com https://www.youtube.com https://google.com https://*.doubleclick.net https://*.googleapis.com https://www.googleadservices.com https://tpc.googlesyndication.com https://www.youtubekids.com https://www.youtube-nocookie.com https://www.youtubeeducation.com https://www-onepick-opensocial.googleusercontent.com;report-uri https://csp.withgoogle.com/csp/youtube_main/allowlist, require-trusted-types-for 'script', base-uri 'self';object-src 'none';script-src 'report-sample' 'nonce-nle0f1jzPksgLfquwwnszg' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';report-uri https://csp.withgoogle.com/csp/youtube_main/strict
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
br
origin-trial
AmhMBR6zCLzDDxpW+HfpP67BqwIknWnyMOXOQGfzYswFmJe+fgaI6XZgAzcxOrzNtP7hEDsOo1jdjFnVr2IdxQ4AAAB4eyJvcmlnaW4iOiJodHRwczovL3lvdXR1YmUuY29tOjQ0MyIsImZlYXR1cmUiOiJXZWJWaWV3WFJlcXVlc3RlZFdpdGhEZXByZWNhdGlvbiIsImV4cGlyeSI6MTc1ODA2NzE5OSwiaXNTdWJkb21haW4iOnRydWV9, AiDEBptUfVeO93q48VdVMe/ubupazdAl8AaHP+NBzdnW8quUcHdzJUyGSfrmtpKJu7EOvwRp9ug2rEo3XU+WMAMAAAB2eyJvcmlnaW4iOiJodHRwczovL3lvdXR1YmUuY29tOjQ0MyIsImZlYXR1cmUiOiJEZXZpY2VCb3VuZFNlc3Npb25DcmVkZW50aWFsczIiLCJleHBpcnkiOjE3NzQzMTA0MDAsImlzU3ViZG9tYWluIjp0cnVlfQ==
x-content-type-options
nosniff
report-to
{"group":"youtube_main","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube_main"}]}
expires
Tue, 07 Apr 2026 12:45:30 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
p3p
CP="This is not a P3P policy! See http://support.google.com/accounts/answer/151657?hl=en for more info."
date
Tue, 07 Apr 2026 12:45:30 GMT
content-type
text/javascript; charset=utf-8
vary
Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Model, Sec-CH-UA-WoW64, Sec-CH-UA-Form-Factors, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
x-frame-options
SAMEORIGIN
strict-transport-security
max-age=31536000
content-security-policy
script-src 'unsafe-eval' 'self' 'unsafe-inline' https://www.google.com https://apis.google.com https://ssl.gstatic.com https://www.gstatic.com https://www.googletagmanager.com https://www.google-analytics.com https://*.youtube.com https://*.google.com https://*.gstatic.com https://youtube.com https://www.youtube.com https://google.com https://*.doubleclick.net https://*.googleapis.com https://www.googleadservices.com https://tpc.googlesyndication.com https://www.youtubekids.com https://www.youtube-nocookie.com https://www.youtubeeducation.com https://www-onepick-opensocial.googleusercontent.com;report-uri https://csp.withgoogle.com/csp/youtube_main/allowlist, require-trusted-types-for 'script', base-uri 'self';object-src 'none';script-src 'report-sample' 'nonce-nle0f1jzPksgLfquwwnszg' 'unsafe-inline' 'strict-dynamic' https: http: 'unsafe-eval';report-uri https://csp.withgoogle.com/csp/youtube_main/strict
cache-control
private, max-age=0
accept-ch
Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Model, Sec-CH-UA-WoW64, Sec-CH-UA-Form-Factors, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
cross-origin-resource-policy
cross-origin
permissions-policy
ch-ua-arch=*, ch-ua-bitness=*, ch-ua-full-version=*, ch-ua-full-version-list=*, ch-ua-model=*, ch-ua-wow64=*, ch-ua-form-factors=*, ch-ua-platform=*, ch-ua-platform-version=*
cross-origin-opener-policy-report-only
same-origin; report-to="youtube_main"
x-xss-protection
0
server
ESF
GET
H3 		200
 KFO7CnqEu92Fr1ME7kSn66aGLdTylUAMa3yUBA.woff2
fonts.gstatic.com/s/roboto/v48/ Frame A508 		39 KB
39 KB 		70ms
33ms 		Font
font/woff2		 172.253.63.94
Google LLC
General
Check archive.org
Download Go to
Full URL
https://fonts.gstatic.com/s/roboto/v48/KFO7CnqEu92Fr1ME7kSn66aGLdTylUAMa3yUBA.woff2
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/embed/VOfu-WzLcNI?rel=0&enablejsapi=1
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.253.63.94 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
bi-in-f94.1e100.net
Software
sffe /
Resource Hash
20b535fa80c8189e3b87d1803038389960203a886d502bc2ef1857affc2f38d2
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Origin
https://www.youtube.com
sec-ch-ua-platform
"Linux"
Referer
https://www.youtube.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

age
265009
report-to
{"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
x-content-type-options
nosniff
expires
Sun, 04 Apr 2027 11:08:41 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date
Sat, 04 Apr 2026 11:08:41 GMT
last-modified
Thu, 29 May 2025 23:30:55 GMT
content-type
font/woff2
cache-control
public, max-age=31536000
timing-allow-origin
*
cross-origin-opener-policy
same-origin; report-to="apps-themes"
cross-origin-resource-policy
cross-origin
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
accept-ranges
bytes
access-control-allow-origin
*
content-length
40128
x-xss-protection
0
server
sffe
GET
H2 		200
 / Show response
champ.hackers.com/ 		958 B
655 B 		568ms
566ms 		XHR
text/html		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/?r=champstudy&m=site&a=main%2Fsmart_cate1_list.ajax&type=1&_=1775565929649
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/plugins/jquery/1.11.2/jquery-1.11.2.min.js?ver=20211103
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
94775cb1e27e69049aa799fbbec7f330e42ce70cb56b9fbdca5d9e5bf21bb02c

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
X-Requested-With
XMLHttpRequest
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
Accept
text/html, */*; q=0.01
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

cache-control
no-store, no-cache, must-revalidate, post-check=0, pre-check=0
content-encoding
gzip
pragma
no-cache
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
expires
Thu, 19 Nov 1981 08:52:00 GMT
x-cache
Miss from cloudfront
content-length
273
x-amz-cf-id
x8OjdX-udwJukmlWDv48W5SwnHuNoCPi0qc2aWXLGg5wwpXI7hY44Q==
date
Tue, 07 Apr 2026 12:45:30 GMT
content-type
text/html;charset=utf-8
vary
Accept-Encoding
server
Apache
x-amz-cf-pop
CMH68-P5
GET
H2 		200
 / Show response
champ.hackers.com/ 		5 KB
1 KB 		597ms
596ms 		XHR
text/html		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/?r=champstudy&m=site&a=main%2Fenroll_lecture_list.ajax&cate1_cd=sf001&pass_cd=sf001001&_=1775565929650
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/plugins/jquery/1.11.2/jquery-1.11.2.min.js?ver=20211103
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
9907ccf1422e398479877063a5f441fdcc205d9765977d920ced0f2c1e4a5b0b

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
X-Requested-With
XMLHttpRequest
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
Accept
text/html, */*; q=0.01
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

cache-control
no-store, no-cache, must-revalidate, post-check=0, pre-check=0
content-encoding
gzip
pragma
no-cache
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
expires
Thu, 19 Nov 1981 08:52:00 GMT
x-cache
Miss from cloudfront
content-length
832
x-amz-cf-id
xqGfEyqY2-9abtxaJHkV-2uY0qr-eg0B2_7mOI7aVXVrccO-FDAhnQ==
date
Tue, 07 Apr 2026 12:45:30 GMT
content-type
text/html;charset=utf-8
vary
Accept-Encoding
server
Apache
x-amz-cf-pop
CMH68-P5
GET
H2 		200
 / Show response
champ.hackers.com/ 		39 B
383 B 		625ms
624ms 		XHR
text/html		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/?r=champstudy&m=&a=recentVisited&page=1&direction=getListWithInfo&length=3&_=1775565929651
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/plugins/jquery/1.11.2/jquery-1.11.2.min.js?ver=20211103
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
7bc6adf8ee4d59dca83fbae84a7e27efec3061c7f4fee80eccd9e576d684b60e

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
X-Requested-With
XMLHttpRequest
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
Accept
application/json, text/javascript, */*; q=0.01
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

cache-control
no-store, no-cache, must-revalidate, post-check=0, pre-check=0
pragma
no-cache
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
expires
Thu, 19 Nov 1981 08:52:00 GMT
x-cache
Miss from cloudfront
content-length
39
x-amz-cf-id
iU0QAfja-Zl0HanMqiXKBhpeR4-HaEyU4a1oQtPzIT-aaLmhJgmwJw==
date
Tue, 07 Apr 2026 12:45:30 GMT
content-type
text/html;charset=utf-8
x-amz-cf-pop
CMH68-P5
server
Apache
GET
H2 		200
 img_champ_logo_v2.png
gscdn.hackers.co.kr/champ/img/common/ 		1 KB
1 KB 		558ms
556ms 		Image
image/png		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/img/common/img_champ_logo_v2.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
1ff9159e3283a7259c8de14c77d6c7c4ad5193e7459d4a29f6027100ecd1135d

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5f2d11c4-56e"
age
122479
accept-ranges
bytes
content-length
1390
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Fri, 07 Aug 2020 08:33:08 GMT
content-type
image/png
server
nginx
GET
H2 		200
 _cjdsusbanner_top_260x120.jpg
cdn.hackers.com/hackersingang/champ/files/banner/imglib_files/ 		20 KB
20 KB 		38ms
36ms 		Image
image/jpeg		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hackersingang/champ/files/banner/imglib_files/_cjdsusbanner_top_260x120.jpg
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
9f4ff7bb487b8c07348c419cdc96857d4d68290181accd2ba456206d7774a822

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

vary
Accept-Encoding
x-amz-version-id
aokCjf0i8XD.4z6ckArBKGLXKkf74eWH
etag
"556cb389e5aa7d5823e63aba9ed46360"
age
3077
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
20234
x-amz-cf-id
IVg1wl0G0Dqrba7ilS7_j7CtgWmy-uIz1-ml7xPUBfXtkZSSxexgMA==
date
Tue, 07 Apr 2026 12:45:30 GMT
content-type
image/jpeg
last-modified
Tue, 23 Sep 2025 00:02:35 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H2 		200
 champ_all_narasarang.jpg
cdn.hackers.com/hackersingang/champ/files/banner/imglib_files/ 		18 KB
18 KB 		57ms
56ms 		Image
image/jpeg		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hackersingang/champ/files/banner/imglib_files/champ_all_narasarang.jpg
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
9272388ced48a5a9eb5e8908488421cfea2fc00f85477f47c9ad559a50eb5885

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

vary
Accept-Encoding
x-amz-version-id
7ZkUATO1QoMkEFfTCIVbJVEEvcJPk.7c
etag
"ebe361bbba6ac8cd1477ba8c6b0de303"
age
3302
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
18223
x-amz-cf-id
f0zIPwvFc4lM8MoqorYIPymZZCzZSiJbxJJdgM6Tx84y02U4jQSP_w==
date
Tue, 07 Apr 2026 12:45:30 GMT
content-type
image/jpeg
last-modified
Mon, 19 Jan 2026 05:19:07 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H2 		200
 champ_voucher_260x120.jpg
cdn.hackers.com/hackersingang/champ/files/banner/imglib_files/ 		19 KB
20 KB 		58ms
57ms 		Image
image/jpeg		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hackersingang/champ/files/banner/imglib_files/champ_voucher_260x120.jpg
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
9ab673a001f2365a864661a5ceb0dfc0ec4d57a6ef6cbef5af89c3cc295b6805

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

vary
Accept-Encoding
x-amz-version-id
VOCiHLR8L8RrPh5BFJtOo_uBShBcwhD_
etag
"130c79a49850a2a96326745ad7f1e08c"
age
3076
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
19938
x-amz-cf-id
wCgStUHR4dB8Mm1Z8y77Z4LP_h8h8EwnimEszNHM3bbg3ze5GV9-cg==
date
Tue, 07 Apr 2026 12:45:30 GMT
content-type
image/jpeg
last-modified
Tue, 23 Sep 2025 00:02:43 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H3 		200
 id Show response
googleads.g.doubleclick.net/pagead/ Frame A508
Redirect Chain
  • https://googleads.g.doubleclick.net/pagead/id
  • https://googleads.g.doubleclick.net/pagead/id?slf_rd=1
100 B
146 B 		58ms
58ms 		XHR
application/json		 172.253.115.155
Google LLC
General
Check archive.org
Download Go to
Full URL
https://googleads.g.doubleclick.net/pagead/id?slf_rd=1
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/embed/VOfu-WzLcNI?rel=0&enablejsapi=1
Protocol
H3
Server
172.253.115.155 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
bg-in-f155.1e100.net
Software
cafe /
Resource Hash
02d19dc2b1d9f4f0522584aaf014bfaae6450d18cf5460457147701ce684b25d
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
Referer
https://www.youtube.com/

Response headers

content-encoding
gzip
x-content-type-options
nosniff
expires
Fri, 01 Jan 1990 00:00:00 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
p3p
policyref="https://googleads.g.doubleclick.net/pagead/gcn_p3p_.xml", CP="CURa ADMa DEVa TAIo PSAo PSDo OUR IND UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR"
date
Tue, 07 Apr 2026 12:45:31 GMT
content-type
application/json; charset=UTF-8
content-disposition
attachment; filename="f.txt"
cache-control
no-cache, no-store, must-revalidate
timing-allow-origin
*
pragma
no-cache
cross-origin-resource-policy
cross-origin
access-control-allow-credentials
true
access-control-allow-origin
https://www.youtube.com
content-length
120
x-xss-protection
0
server
cafe

Redirect headers

x-content-type-options
nosniff
expires
Fri, 01 Jan 1990 00:00:00 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
p3p
policyref="https://googleads.g.doubleclick.net/pagead/gcn_p3p_.xml", CP="CURa ADMa DEVa TAIo PSAo PSDo OUR IND UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR"
date
Tue, 07 Apr 2026 12:45:30 GMT
content-type
text/html; charset=UTF-8
cache-control
no-cache, no-store, must-revalidate
location
https://googleads.g.doubleclick.net/pagead/id?slf_rd=1
timing-allow-origin
*
pragma
no-cache
cross-origin-resource-policy
cross-origin
access-control-allow-credentials
true
access-control-allow-origin
https://www.youtube.com
content-length
0
x-xss-protection
0
server
cafe
GET
H2 		200
 ad_status.js Show response
static.doubleclick.net/instream/ Frame A508 		29 B
495 B 		203ms
95ms 		Script
text/javascript		 142.251.111.148
Google LLC
General
Check archive.org
Download Go to
Full URL
https://static.doubleclick.net/instream/ad_status.js
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/s/_/ytembeds/_/js/k=ytembeds.base.en_US.U-p4u46Sw6g.2021.O/am=AAAABQ/d=1/br=1/rs=AGKMywG5fQ02MeMVTjpBkXGOQx7KjD4alg/m=root,base
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
142.251.111.148 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
bk-in-f148.1e100.net
Software
sffe /
Resource Hash
eed0dc1fdb5d97ed188ae16fd5e1024a5bb744af47340346be2146300a6c54b9
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.youtube.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

age
515
report-to
{"group":"ads-doubleclick-media","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/ads-doubleclick-media"}]}
x-content-type-options
nosniff
expires
Tue, 07 Apr 2026 12:51:55 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date
Tue, 07 Apr 2026 12:36:55 GMT
last-modified
Thu, 12 Dec 2013 23:40:16 GMT
content-type
text/javascript
cache-control
public, max-age=900
timing-allow-origin
*
cross-origin-resource-policy
cross-origin
accept-ranges
bytes
access-control-allow-origin
*
cross-origin-opener-policy-report-only
same-origin; report-to="ads-doubleclick-media"
content-length
29
x-xss-protection
0
server
sffe
GET
H3 		200
 m=r78Drb Show response
www.youtube.com/s/_/ytembeds/_/js/k=ytembeds.base.en_US.U-p4u46Sw6g.2021.O/am=AAAABQ/d=1/exm=base,root/ed=1/br=1/rs=AGKMywG5fQ02MeMVTjpBkXGOQx7KjD4alg/ Frame A508 		452 KB
130 KB 		51ms
50ms 		Script
text/javascript		 172.253.63.91
Google LLC
General
Check archive.org
Download Go to
Full URL
https://www.youtube.com/s/_/ytembeds/_/js/k=ytembeds.base.en_US.U-p4u46Sw6g.2021.O/am=AAAABQ/d=1/exm=base,root/ed=1/br=1/rs=AGKMywG5fQ02MeMVTjpBkXGOQx7KjD4alg/m=r78Drb
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/s/_/ytembeds/_/js/k=ytembeds.base.en_US.U-p4u46Sw6g.2021.O/am=AAAABQ/d=1/br=1/rs=AGKMywG5fQ02MeMVTjpBkXGOQx7KjD4alg/m=root,base
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.253.63.91 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
bi-in-f91.1e100.net
Software
sffe /
Resource Hash
1d899eb5b97d03c41425e0065679a92f45540458cb0b08e0537bd8a6bb5596a0
Security Headers
Name Value
Content-Security-Policy require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/youtube-main-app-web-scs-key
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.youtube.com/embed/VOfu-WzLcNI?rel=0&enablejsapi=1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
br
age
70443
report-to
{"group":"youtube-main-app-web-scs-key","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube-main-app-web-scs-key"}]}
x-content-type-options
nosniff
expires
Tue, 06 Apr 2027 17:11:27 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date
Mon, 06 Apr 2026 17:11:27 GMT
last-modified
Sat, 04 Apr 2026 09:08:05 GMT
content-type
text/javascript; charset=UTF-8
vary
Accept-Encoding
content-security-policy
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/youtube-main-app-web-scs-key
cache-control
public, max-age=31536000
cross-origin-opener-policy
same-origin; report-to="youtube-main-app-web-scs-key"
cross-origin-resource-policy
cross-origin
accept-ranges
bytes
content-length
133461
x-xss-protection
0
server
sffe
GET
H2 		200
 _cjdsusbanner_top_260x120.jpg
cdn.hackers.com/hackersingang/champ/files/banner/imglib_files/ 		20 KB
0 		0ms
0ms 		Image
image/jpeg		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hackersingang/champ/files/banner/imglib_files/_cjdsusbanner_top_260x120.jpg
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
9f4ff7bb487b8c07348c419cdc96857d4d68290181accd2ba456206d7774a822

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

vary
Accept-Encoding
x-amz-version-id
aokCjf0i8XD.4z6ckArBKGLXKkf74eWH
etag
"556cb389e5aa7d5823e63aba9ed46360"
age
3077
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
20234
x-amz-cf-id
IVg1wl0G0Dqrba7ilS7_j7CtgWmy-uIz1-ml7xPUBfXtkZSSxexgMA==
date
Tue, 07 Apr 2026 12:45:30 GMT
content-type
image/jpeg
last-modified
Tue, 23 Sep 2025 00:02:35 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H2 		200
 champ_all_narasarang.jpg
cdn.hackers.com/hackersingang/champ/files/banner/imglib_files/ 		18 KB
0 		1ms
1ms 		Image
image/jpeg		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hackersingang/champ/files/banner/imglib_files/champ_all_narasarang.jpg
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
9272388ced48a5a9eb5e8908488421cfea2fc00f85477f47c9ad559a50eb5885

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

vary
Accept-Encoding
x-amz-version-id
7ZkUATO1QoMkEFfTCIVbJVEEvcJPk.7c
etag
"ebe361bbba6ac8cd1477ba8c6b0de303"
age
3302
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
18223
x-amz-cf-id
f0zIPwvFc4lM8MoqorYIPymZZCzZSiJbxJJdgM6Tx84y02U4jQSP_w==
date
Tue, 07 Apr 2026 12:45:30 GMT
content-type
image/jpeg
last-modified
Mon, 19 Jan 2026 05:19:07 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H2 		200
 champ_voucher_260x120.jpg
cdn.hackers.com/hackersingang/champ/files/banner/imglib_files/ 		19 KB
0 		1ms
1ms 		Image
image/jpeg		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hackersingang/champ/files/banner/imglib_files/champ_voucher_260x120.jpg
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
9ab673a001f2365a864661a5ceb0dfc0ec4d57a6ef6cbef5af89c3cc295b6805

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

vary
Accept-Encoding
x-amz-version-id
VOCiHLR8L8RrPh5BFJtOo_uBShBcwhD_
etag
"130c79a49850a2a96326745ad7f1e08c"
age
3076
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
19938
x-amz-cf-id
wCgStUHR4dB8Mm1Z8y77Z4LP_h8h8EwnimEszNHM3bbg3ze5GV9-cg==
date
Tue, 07 Apr 2026 12:45:30 GMT
content-type
image/jpeg
last-modified
Tue, 23 Sep 2025 00:02:43 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H2 		200
 / Show response
champ.hackers.com/ 		1 KB
687 B 		594ms
583ms 		XHR
text/html		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/?r=champstudy&m=site&a=main%2Fsmart_cate2_list.ajax&cate1_cd=sf001&type=1&_=1775565929652
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/plugins/jquery/1.11.2/jquery-1.11.2.min.js?ver=20211103
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
8575c249a001690fce49fe55248d868c9609fe3e1e68be19a5ff72cc53075743

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
X-Requested-With
XMLHttpRequest
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
Accept
text/html, */*; q=0.01
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

cache-control
no-store, no-cache, must-revalidate, post-check=0, pre-check=0
content-encoding
gzip
pragma
no-cache
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
expires
Thu, 19 Nov 1981 08:52:00 GMT
x-cache
Miss from cloudfront
content-length
306
x-amz-cf-id
GJIWTCe8AsCg8dCGPLr8Ogdq6sI_m1jmkJ73YXLyk6WYAQARyed-JA==
date
Tue, 07 Apr 2026 12:45:31 GMT
content-type
text/html;charset=utf-8
vary
Accept-Encoding
server
Apache
x-amz-cf-pop
CMH68-P5
GET
H2 		200
 f959819d077820af9b52fed23fa5291f.jpg
cdn.hackers.com/hackersingang/champ/files/enroll_img/ 		3 KB
3 KB 		48ms
36ms 		Image
image/jpeg		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hackersingang/champ/files/enroll_img/f959819d077820af9b52fed23fa5291f.jpg
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
9465194c92466506a71e47fa4cc5d91cdc4ad7e43b6ccc391384b9126bb6a78e

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

x-amz-version-id
agKDUF96IG04k4YW6KUVC_maf77oiOJw
etag
"da25bbfdddc9e984c902ffce44544982"
age
944
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
2768
x-amz-cf-id
rhwLYnCm9u5GEyDznoWSuvZ5aIqzXtbRaLUFw8hSbwgvsZN3Ff-xBA==
date
Tue, 07 Apr 2026 12:29:47 GMT
content-type
image/jpeg
last-modified
Tue, 10 Jun 2025 21:33:54 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H2 		200
 132f89283740c9bf57298ccd4cdcc3f9.jpg
cdn.hackers.com/hackersingang/champ/files/enroll_img/ 		1 KB
2 KB 		66ms
54ms 		Image
image/jpeg		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hackersingang/champ/files/enroll_img/132f89283740c9bf57298ccd4cdcc3f9.jpg
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
4c43f436042a850af726386129775c105cad4af911b90bf7d2c6e52869e46baa

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

vary
Accept-Encoding
x-amz-version-id
C_oHldj.58CKtNbJUzPlQSfb9z503u4S
etag
"5ef576a406303c27e2b57f6195f3528b"
age
1166
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
1248
x-amz-cf-id
ry0Ol4aElIZEtN1jXms0GEo10wXCVHcntnrKj8g8jjA_3qxCAJQqbQ==
date
Tue, 07 Apr 2026 12:26:06 GMT
content-type
image/jpeg
last-modified
Tue, 11 Mar 2025 23:32:42 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H2 		200
 a237f890264c89c062f26e4889ef220c.jpg
cdn.hackers.com/hackersingang/champ/files/enroll_img/ 		1 KB
2 KB 		62ms
50ms 		Image
image/jpeg		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hackersingang/champ/files/enroll_img/a237f890264c89c062f26e4889ef220c.jpg
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
6d34ca0bbe7551b0173cb3338b8a94ef74c6ae6dc95933bfc1eb90953e37db0c

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

x-amz-version-id
M9VvwoYVCfD3r20LKQ9sNO0ARqP5fK_0
etag
"17c58ea67fa56d63464e3c4ceb16e2d0"
age
945
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
1146
x-amz-cf-id
TYGmToLmlz4I9jUdCHjU5uWHOumOz6zXvKR0hyIsj4ba1qSAN56oQQ==
date
Tue, 07 Apr 2026 12:29:47 GMT
content-type
image/jpeg
last-modified
Tue, 31 Dec 2024 00:12:23 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H2 		200
 49a641b6b6688ca63fa1a97d7c296e51.jpg
cdn.hackers.com/hackersingang/champ/files/enroll_img/ 		1 KB
2 KB 		70ms
61ms 		Image
image/jpeg		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hackersingang/champ/files/enroll_img/49a641b6b6688ca63fa1a97d7c296e51.jpg
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
7327d1dde55d2e7056fc119ee69d6e6e7b09c2ab9c7ad57f5afcc839d94a32a1

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

vary
Accept-Encoding
x-amz-version-id
JXOYGd_YDf8BtfFKfFxKfJm2bgaQaqce
etag
"dc5b703d6b1d4f1f6be490f3020e6af3"
age
1165
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
1378
x-amz-cf-id
uqFY30GvO4LwvDR5p-KX6cztQCi0WydIJ5Dp6frBwvkSC6PpsFCdmA==
date
Tue, 07 Apr 2026 12:26:06 GMT
content-type
image/jpeg
last-modified
Wed, 27 Mar 2024 05:21:23 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H2 		200
 default.css
www.hackers.ac/css/ Frame A367 		2 KB
1 KB 		588ms
586ms 		Stylesheet
text/css		 18.154.227.71
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://www.hackers.ac/css/default.css
Requested by
Host: www.hackers.ac
URL: https://www.hackers.ac/site/foot_link_2016.php
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.154.227.71 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-154-227-71.iad55.r.cloudfront.net
Software
nginx /
Resource Hash
353ccc769e486949aaaed8baad3e9d43dcd1c69cde8c23ce70baac00e0c6ecad

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/site/foot_link_2016.php
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
W/"67e4e783-68f"
via
1.1 1103f2f4fcd4848a1668ac878932c20a.cloudfront.net (CloudFront)
x-cache
Miss from cloudfront
x-amz-cf-id
Gj9OuYjDnTcf9KvuVIzEWZxKoi8Erzb2aLPXKN4o-dwqgi9Wq7huuA==
date
Tue, 07 Apr 2026 12:45:31 GMT
content-type
text/css
last-modified
Thu, 27 Mar 2025 05:52:03 GMT
server
nginx
x-amz-cf-pop
IAD55-P5
vary
Accept-Encoding
GET
H2 		200
 jquery.bxslider.css
www.hackers.ac/css/ Frame A367 		5 KB
2 KB 		585ms
583ms 		Stylesheet
text/css		 18.154.227.71
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://www.hackers.ac/css/jquery.bxslider.css
Requested by
Host: www.hackers.ac
URL: https://www.hackers.ac/site/foot_link_2016.php
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.154.227.71 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-154-227-71.iad55.r.cloudfront.net
Software
nginx /
Resource Hash
33c51cc6e1f14bf4de43ccd7dba50bf07f4542ed24884a152d893582860fcdd7

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/site/foot_link_2016.php
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
W/"67e4e784-132d"
via
1.1 1103f2f4fcd4848a1668ac878932c20a.cloudfront.net (CloudFront)
x-cache
Miss from cloudfront
x-amz-cf-id
nYzesIvC_6LrZdrUfKzwGnHQ0-rhuK8b8db0wyYbUaQDQhfHYQizQQ==
date
Tue, 07 Apr 2026 12:45:31 GMT
content-type
text/css
last-modified
Thu, 27 Mar 2025 05:52:04 GMT
server
nginx
x-amz-cf-pop
IAD55-P5
vary
Accept-Encoding
GET
H2 		200
 jquery.min.js Show response
www.hackers.ac/js/ Frame A367 		94 KB
43 KB 		591ms
589ms 		Script
application/javascript		 18.154.227.71
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://www.hackers.ac/js/jquery.min.js
Requested by
Host: www.hackers.ac
URL: https://www.hackers.ac/site/foot_link_2016.php
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.154.227.71 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-154-227-71.iad55.r.cloudfront.net
Software
nginx /
Resource Hash
2ecd295d295bec062cedebe177e54b9d6b19fc0a841dc5c178c654c9ccff09c0

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/site/foot_link_2016.php
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
W/"67e4e784-176bb"
via
1.1 1103f2f4fcd4848a1668ac878932c20a.cloudfront.net (CloudFront)
x-cache
Miss from cloudfront
x-amz-cf-id
ytR-Jv4LL49vbm4YwVTjAcQ21diNeh20Vfqiit6AFeR9qsqVSoVmVw==
date
Tue, 07 Apr 2026 12:45:31 GMT
content-type
application/javascript
last-modified
Thu, 27 Mar 2025 05:52:04 GMT
server
nginx
x-amz-cf-pop
IAD55-P5
vary
Accept-Encoding
GET
H2 		200
 jquery.bxslider.min.js Show response
www.hackers.ac/js/ Frame A367 		28 KB
10 KB 		602ms
601ms 		Script
application/javascript		 18.154.227.71
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://www.hackers.ac/js/jquery.bxslider.min.js
Requested by
Host: www.hackers.ac
URL: https://www.hackers.ac/site/foot_link_2016.php
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.154.227.71 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-154-227-71.iad55.r.cloudfront.net
Software
nginx /
Resource Hash
df8214ef026ecea53b767f1e9a843b0beb32dc631bec3d719aac6ca52ae750a8

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/site/foot_link_2016.php
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
W/"67e4e784-6fbc"
via
1.1 1103f2f4fcd4848a1668ac878932c20a.cloudfront.net (CloudFront)
x-cache
Miss from cloudfront
x-amz-cf-id
spwDU88SH0Cfj66Ce9q7EEL5ama3haE16oyTwLiQ4Q-tjN-hgtxVgA==
date
Tue, 07 Apr 2026 12:45:31 GMT
content-type
application/javascript
last-modified
Thu, 27 Mar 2025 05:52:04 GMT
server
nginx
x-amz-cf-pop
IAD55-P5
vary
Accept-Encoding
GET
H2 		200
 bxslider_ui.js Show response
www.hackers.ac/js/ Frame A367 		4 KB
2 KB 		609ms
607ms 		Script
application/javascript		 18.154.227.71
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://www.hackers.ac/js/bxslider_ui.js
Requested by
Host: www.hackers.ac
URL: https://www.hackers.ac/site/foot_link_2016.php
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.154.227.71 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-154-227-71.iad55.r.cloudfront.net
Software
nginx /
Resource Hash
13e8777f6a614f4fc15396b2d0b8a41c5e32186172155d5dbc3cd3f91f73b8aa

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/site/foot_link_2016.php
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
W/"67e4e784-11ed"
via
1.1 1103f2f4fcd4848a1668ac878932c20a.cloudfront.net (CloudFront)
x-cache
Miss from cloudfront
x-amz-cf-id
KuyqIyRYWMPaXWpOiboiO2IyayjsxNLNVupaGQR8CFGGLGqE-Tr-Dw==
date
Tue, 07 Apr 2026 12:45:31 GMT
content-type
application/javascript
last-modified
Thu, 27 Mar 2025 05:52:04 GMT
server
nginx
x-amz-cf-pop
IAD55-P5
vary
Accept-Encoding
GET
H2 		200
 bxslider_v2.js Show response
www.hackers.ac/js/pub/ Frame A367 		14 KB
6 KB 		604ms
603ms 		Script
application/javascript		 18.154.227.71
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://www.hackers.ac/js/pub/bxslider_v2.js
Requested by
Host: www.hackers.ac
URL: https://www.hackers.ac/site/foot_link_2016.php
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.154.227.71 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-154-227-71.iad55.r.cloudfront.net
Software
nginx /
Resource Hash
abd9e0cb9f041519dc5cb1fcf940fa267eca8222c3918fabdba7d4d7c8cc56fe

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/site/foot_link_2016.php
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
W/"67e4e784-3625"
via
1.1 1103f2f4fcd4848a1668ac878932c20a.cloudfront.net (CloudFront)
x-cache
Miss from cloudfront
x-amz-cf-id
WokjZA8WOBTOfVwBQy6LQlRh7Jm1MMqVkJQzqE3mHTSjc_DqkEXDlg==
date
Tue, 07 Apr 2026 12:45:31 GMT
content-type
application/javascript
last-modified
Thu, 27 Mar 2025 05:52:04 GMT
server
nginx
x-amz-cf-pop
IAD55-P5
vary
Accept-Encoding
GET
H2 		200
 jquery.lazyload_1.9.1.min.js Show response
www.hackers.ac/js/pub/ Frame A367 		3 KB
2 KB 		618ms
617ms 		Script
application/javascript		 18.154.227.71
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://www.hackers.ac/js/pub/jquery.lazyload_1.9.1.min.js
Requested by
Host: www.hackers.ac
URL: https://www.hackers.ac/site/foot_link_2016.php
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.154.227.71 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-154-227-71.iad55.r.cloudfront.net
Software
nginx /
Resource Hash
ad79ce7e34d1a788809bb853031133de2ae45f3c19ac4955dae46c7490188c2e

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/site/foot_link_2016.php
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
W/"67e4e784-d35"
via
1.1 1103f2f4fcd4848a1668ac878932c20a.cloudfront.net (CloudFront)
x-cache
Miss from cloudfront
x-amz-cf-id
45c6PdNOX1zXSbhp5vn9qglwuN8AMBBh6mU4FufwgrXkP-dNT-KrHA==
date
Tue, 07 Apr 2026 12:45:31 GMT
content-type
application/javascript
last-modified
Thu, 27 Mar 2025 05:52:04 GMT
server
nginx
x-amz-cf-pop
IAD55-P5
vary
Accept-Encoding
GET
H2 		200
 blank.png
cdn.hackersut.com/images/common/ Frame A367 		110 B
542 B 		200ms
91ms 		Image
image/png		 13.35.78.72
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackersut.com/images/common/blank.png
Requested by
Host: www.hackers.ac
URL: https://www.hackers.ac/site/foot_link_2016.php
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
13.35.78.72 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-13-35-78-72.iad61.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
6f064b11007507ecebb88b25c6b21a41e51189b079c5a30342c8dc8950019c0c

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

x-amz-cf-pop
IAD61-P11
x-amz-meta-s3b-last-modified
20210429T003538Z
x-amz-version-id
null
etag
"e51232cf9fc8dd7b4756cbe34f3be9cc"
age
79638
via
1.1 0260b26200cba81bc8e0dc18d51916d8.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
110
x-amz-cf-id
XKbICL5axSIwDMhR3PSh05dK6yW7L1WnRpJmmJHfAjVjvpDH13lMjA==
date
Mon, 06 Apr 2026 14:38:14 GMT
content-type
image/png
last-modified
Thu, 29 Apr 2021 00:38:10 GMT
x-amz-meta-sha256
6f064b11007507ecebb88b25c6b21a41e51189b079c5a30342c8dc8950019c0c
server
AmazonS3
GET
H2 		200
 onlineclass_srch_tit.gif
gscdn.hackers.co.kr/champ/images/champstudy/applyclass/ 		2 KB
2 KB 		217ms
217ms 		Image
image/gif		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/images/champstudy/applyclass/onlineclass_srch_tit.gif
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
7db1fc372e864f5b6e23b774a85b502a2149dc50ff0ee16b5272f8a8aa3f9496

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5f309f27-766"
age
92589
accept-ranges
bytes
content-length
1894
date
Tue, 07 Apr 2026 12:45:31 GMT
last-modified
Mon, 10 Aug 2020 01:13:11 GMT
content-type
image/gif
server
nginx
GET
H2 		200
 default.webp
i.ytimg.com/vi_webp/VOfu-WzLcNI/ Frame A508 		3 KB
3 KB 		136ms
46ms 		Image
image/webp		 172.253.115.119
Google LLC
General
Check archive.org
Download Go to Show image
Full URL
https://i.ytimg.com/vi_webp/VOfu-WzLcNI/default.webp
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/embed/VOfu-WzLcNI?rel=0&enablejsapi=1
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
172.253.115.119 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
bg-in-f119.1e100.net
Software
sffe /
Resource Hash
ddeaa2776da1f341e5c8178c88f7d326c8d4bf0530a97dce2f8f4a5e0324006e
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.youtube.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

cache-control
public, max-age=7200
etag
"1762472846"
cross-origin-resource-policy
cross-origin
report-to
{"group":"youtube","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube"}]}
x-content-type-options
nosniff
expires
Tue, 07 Apr 2026 14:45:31 GMT
accept-ranges
bytes
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
cross-origin-opener-policy-report-only
same-origin; report-to="youtube"
content-length
2978
date
Tue, 07 Apr 2026 12:45:31 GMT
x-xss-protection
0
content-type
image/webp
vary
Origin
server
sffe
GET
H2 		200
 foot_slide2_02.png
gscdn.hackers.co.kr/hacademia/images/common/footer/ Frame A367 		4 KB
4 KB 		1357ms
928ms 		Image
image/png		 1.248.254.84
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/hacademia/images/common/footer/foot_slide2_02.png
Requested by
Host: www.hackers.ac
URL: https://www.hackers.ac/site/foot_link_2016.php
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
1.248.254.84 Nowon-gu, Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
5a1e9bb2e575480b589b62011f487bdadd45844a30bc2b48c913d44be4dd8824

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"633ebf4c-105d"
age
95764
accept-ranges
bytes
content-length
4189
date
Tue, 07 Apr 2026 12:45:33 GMT
last-modified
Thu, 06 Oct 2022 11:43:08 GMT
content-type
image/png
server
nginx
GET
H2 		200
 foot_slide_no1_brand.png
gscdn.hackers.co.kr/hacademia/images/common/footer/ Frame A367 		4 KB
4 KB 		1109ms
963ms 		Image
image/png		 1.248.254.84
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/hacademia/images/common/footer/foot_slide_no1_brand.png
Requested by
Host: www.hackers.ac
URL: https://www.hackers.ac/site/foot_link_2016.php
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
1.248.254.84 Nowon-gu, Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
5f374bb98d0bf094775f8e39cd0a5ec515e8a0363100325fedc84b8e27fe7048

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5f2a39a2-f09"
age
75576
accept-ranges
bytes
content-length
3849
date
Tue, 07 Apr 2026 12:45:33 GMT
last-modified
Wed, 05 Aug 2020 04:46:26 GMT
content-type
image/png
server
nginx
GET
H2 		200
 cer_cate.js Show response
www.hackers.ac/popup/certificate/js/ Frame A367 		7 KB
1 KB 		606ms
603ms 		Script
application/javascript		 18.154.227.71
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://www.hackers.ac/popup/certificate/js/cer_cate.js
Requested by
Host: www.hackers.ac
URL: https://www.hackers.ac/site/foot_link_2016.php
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.154.227.71 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-154-227-71.iad55.r.cloudfront.net
Software
nginx /
Resource Hash
b1421a46e62afdcc7450d974ef7c66290a96cdd833e2b2d932aa261128a4fcf9

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/site/foot_link_2016.php
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
gzip
etag
W/"69b0b1d0-1cb4"
via
1.1 1103f2f4fcd4848a1668ac878932c20a.cloudfront.net (CloudFront)
x-cache
Miss from cloudfront
x-amz-cf-id
odcKUeo7Ln4NMfdDapumM9c4zgC-CmsblPDixl6uWHQW8z0LdCwlFw==
date
Tue, 07 Apr 2026 12:45:31 GMT
content-type
application/javascript
last-modified
Wed, 11 Mar 2026 00:05:36 GMT
server
nginx
x-amz-cf-pop
IAD55-P5
vary
Accept-Encoding
GET
H2 		200
 img_champ_logo_v2.png
gscdn.hackers.co.kr/champ/img/common/ 		1 KB
0 		2ms
2ms 		Image
image/png		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/img/common/img_champ_logo_v2.png
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
1ff9159e3283a7259c8de14c77d6c7c4ad5193e7459d4a29f6027100ecd1135d

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5f2d11c4-56e"
age
122479
accept-ranges
bytes
content-length
1390
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Fri, 07 Aug 2020 08:33:08 GMT
content-type
image/png
server
nginx
GET
H2 		200
 www-widgetapi.js Show response
www.youtube.com/s/player/8c83ec2e/www-widgetapi.vflset/ 		31 KB
11 KB 		51ms
49ms 		Script
text/javascript		 172.253.115.136
Google LLC
General
Check archive.org
Download Go to
Full URL
https://www.youtube.com/s/player/8c83ec2e/www-widgetapi.vflset/www-widgetapi.js
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/iframe_api
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
172.253.115.136 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
bg-in-f136.1e100.net
Software
sffe /
Resource Hash
9af313ed10b2fb2eb40b7cf476ec0ba74a3babe175e1bfc5d02308aeb54309fd
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
br
age
897
report-to
{"group":"youtube","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/youtube"}]}
x-content-type-options
nosniff
expires
Wed, 07 Apr 2027 12:30:34 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date
Tue, 07 Apr 2026 12:30:34 GMT
last-modified
Thu, 02 Apr 2026 04:37:04 GMT
content-type
text/javascript
vary
Accept-Encoding, Origin
cache-control
public, max-age=31536000
cross-origin-resource-policy
cross-origin
accept-ranges
bytes
cross-origin-opener-policy-report-only
same-origin; report-to="youtube"
content-length
10512
x-xss-protection
0
server
sffe
GET
H3 		200
 PF32M1WFt3Opj6X4HHxBvSVo4hj3YoJbcs9XKKWIAD0.js Show response
www.google.com/js/th/ Frame A508 		61 KB
23 KB 		77ms
27ms 		Script
text/javascript		 142.251.153.119
Google LLC
General
Check archive.org
Download Go to
Full URL
https://www.google.com/js/th/PF32M1WFt3Opj6X4HHxBvSVo4hj3YoJbcs9XKKWIAD0.js
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/s/_/ytembeds/_/js/k=ytembeds.base.en_US.U-p4u46Sw6g.2021.O/am=AAAABQ/d=1/br=1/rs=AGKMywG5fQ02MeMVTjpBkXGOQx7KjD4alg/m=root,base
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
142.251.153.119 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
sffe /
Resource Hash
3c5df6335585b773a98fa5f81c7c41bd2568e218f762825b72cf5728a588003d
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.youtube.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
br
age
299410
report-to
{"group":"botguard-scs","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/botguard-scs"}]}
x-content-type-options
nosniff
expires
Sun, 04 Apr 2027 01:35:21 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date
Sat, 04 Apr 2026 01:35:21 GMT
last-modified
Mon, 23 Mar 2026 15:30:00 GMT
content-type
text/javascript
vary
Accept-Encoding
cache-control
public, max-age=31536000
cross-origin-opener-policy
same-origin; report-to="botguard-scs"
cross-origin-resource-policy
cross-origin
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/botguard-scs
accept-ranges
bytes
content-length
23988
x-xss-protection
0
server
sffe
GET
H2 		200
 / Show response
champ.hackers.com/ 		960 B
699 B 		246ms
246ms 		XHR
text/html		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/?r=champstudy&m=site&a=main%2Fsmart_cate_part_list.ajax&cate1_cd=sf001&cate2_cd=&type=1&_=1775565929653
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/plugins/jquery/1.11.2/jquery-1.11.2.min.js?ver=20211103
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
c022006cb6b1f21da697c94f77e1fcde5a026bc53067d47bb9e92aa887a9ba1e

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
X-Requested-With
XMLHttpRequest
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
Accept
text/html, */*; q=0.01
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

cache-control
no-store, no-cache, must-revalidate, post-check=0, pre-check=0
content-encoding
gzip
pragma
no-cache
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
expires
Thu, 19 Nov 1981 08:52:00 GMT
x-cache
Miss from cloudfront
content-length
318
x-amz-cf-id
hXqY25wHKtj3815BNS2pRf0zuJecQTRxl0CM3lkZJv-m9a0gGBnOOQ==
date
Tue, 07 Apr 2026 12:45:31 GMT
content-type
text/html;charset=utf-8
vary
Accept-Encoding
server
Apache
x-amz-cf-pop
CMH68-P5
GET
H3 		204
 generate_204
www.youtube.com/ Frame A508 		0
10 B 		57ms
54ms 		Image
text/plain		 172.253.63.91
Google LLC
General
Check archive.org
Download Go to Show image
Full URL
https://www.youtube.com/generate_204?uzESzA
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.253.63.91 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
bi-in-f91.1e100.net
Software
/
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.youtube.com/embed/VOfu-WzLcNI?rel=0&enablejsapi=1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
0
date
Tue, 07 Apr 2026 12:45:31 GMT
cross-origin-resource-policy
cross-origin
POST
H2 		200
 GenerateIT Show response
jnn-pa.googleapis.com/$rpc/google.internal.waa.v1.Waa/ Frame A508 		102 B
312 B 		65ms
58ms 		XHR
application/json+protobuf		 142.251.163.95
Google LLC
General
Check archive.org
Download Go to
Full URL
https://jnn-pa.googleapis.com/$rpc/google.internal.waa.v1.Waa/GenerateIT
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/s/_/ytembeds/_/js/k=ytembeds.base.en_US.U-p4u46Sw6g.2021.O/am=AAAABQ/d=1/br=1/rs=AGKMywG5fQ02MeMVTjpBkXGOQx7KjD4alg/m=root,base
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
142.251.163.95 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
wv-in-f95.1e100.net
Software
ESF /
Resource Hash
a4932a55556a8ca55eafed99ba0a7b56407ee1a7e80ad199ff24cdeebfccfe05
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

X-Goog-Api-Key
AIzaSyDyT5W0Jh49F30Pqqtyfdf7pDLFKLJoAnw
sec-ch-ua-platform
"Linux"
Referer
https://www.youtube.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
Content-Type
application/json+protobuf
sec-ch-ua-mobile
?0

Response headers

access-control-expose-headers
vary,vary,vary,content-encoding,date,server,content-length
content-encoding
gzip
access-control-allow-credentials
true
x-content-type-options
nosniff
access-control-allow-origin
https://www.youtube.com
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
122
date
Tue, 07 Apr 2026 12:45:32 GMT
x-xss-protection
0
content-type
application/json+protobuf; charset=UTF-8
vary
Origin, X-Origin, Referer
server
ESF
x-frame-options
SAMEORIGIN
GET
H2 		200
 / Show response
champ.hackers.com/ 		2 KB
869 B 		256ms
254ms 		XHR
text/html		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/?r=champstudy&m=site&a=main%2Fsmart_cate3_list.ajax&cate1_cd=sf001&cate2_cd=&cate3_cd=&type=1&_=1775565929654
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/plugins/jquery/1.11.2/jquery-1.11.2.min.js?ver=20211103
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
845c024039c4737facbb829aced50ecb46a0c140bc70581085e6420300668db4

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
X-Requested-With
XMLHttpRequest
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
Accept
text/html, */*; q=0.01
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

cache-control
no-store, no-cache, must-revalidate, post-check=0, pre-check=0
content-encoding
gzip
pragma
no-cache
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
expires
Thu, 19 Nov 1981 08:52:00 GMT
x-cache
Miss from cloudfront
content-length
488
x-amz-cf-id
aOuCtfGpON2AiIf9HcUqM1nes7bXOVYxKa2_OM8GQXt_Jx3DIkrePA==
date
Tue, 07 Apr 2026 12:45:32 GMT
content-type
text/html;charset=utf-8
vary
Accept-Encoding
server
Apache
x-amz-cf-pop
CMH68-P5
OPTIONS
H2 		200
 GenerateIT
jnn-pa.googleapis.com/$rpc/google.internal.waa.v1.Waa/ Frame 		0
0 		289ms
107ms 		Preflight
text/html		 142.251.163.95
Google LLC
General
Check archive.org
Download Go to
Full URL
https://jnn-pa.googleapis.com/$rpc/google.internal.waa.v1.Waa/GenerateIT
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
142.251.163.95 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
wv-in-f95.1e100.net
Software
ESF /
Resource Hash
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

Accept
*/*
Access-Control-Request-Headers
content-type,x-goog-api-key
Access-Control-Request-Method
POST
Origin
https://www.youtube.com
Sec-Fetch-Mode
cors
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36

Response headers

access-control-allow-credentials
true
access-control-allow-headers
content-type,x-goog-api-key
access-control-allow-methods
DELETE,GET,HEAD,OPTIONS,PATCH,POST,PUT
access-control-allow-origin
https://www.youtube.com
access-control-max-age
3600
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
0
content-type
text/html
date
Tue, 07 Apr 2026 12:45:32 GMT
server
ESF
vary
origin referer x-origin
x-content-type-options
nosniff
x-frame-options
SAMEORIGIN
x-xss-protection
0
GET
H2 		200
 / Show response
champ.hackers.com/ 		66 KB
4 KB 		280ms
260ms 		XHR
text/html		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/?r=champstudy&m=site&a=main%2Fsmart_lecture_list.ajax&cate1_cd=sf001&cate2_cd=&cate3_cd=&tc_id=&_=1775565929655
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/plugins/jquery/1.11.2/jquery-1.11.2.min.js?ver=20211103
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
d4dd49da25e3a9300765a9ce2d8c1c752152c9df9936aeafd9289c8e94a3d222

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
X-Requested-With
XMLHttpRequest
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
Accept
text/html, */*; q=0.01
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

cache-control
no-store, no-cache, must-revalidate, post-check=0, pre-check=0
content-encoding
gzip
pragma
no-cache
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
expires
Thu, 19 Nov 1981 08:52:00 GMT
x-cache
Miss from cloudfront
content-length
3780
x-amz-cf-id
ncsr-0buTdORCXPz_m9P3YpfKND4uX5fEBBxhSYBXR2k5JsqtTLWdw==
date
Tue, 07 Apr 2026 12:45:32 GMT
content-type
text/html;charset=utf-8
vary
Accept-Encoding
server
Apache
x-amz-cf-pop
CMH68-P5
GET
H2 		200
 blank.png
cdn.hackersut.com/images/common/ Frame A367 		110 B
0 		1ms
1ms 		Image
image/png		 13.35.78.72
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackersut.com/images/common/blank.png
Requested by
Host: www.hackers.ac
URL: https://www.hackers.ac/site/foot_link_2016.php
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
13.35.78.72 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-13-35-78-72.iad61.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
6f064b11007507ecebb88b25c6b21a41e51189b079c5a30342c8dc8950019c0c

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

x-amz-cf-pop
IAD61-P11
x-amz-meta-s3b-last-modified
20210429T003538Z
x-amz-version-id
null
etag
"e51232cf9fc8dd7b4756cbe34f3be9cc"
age
79638
via
1.1 0260b26200cba81bc8e0dc18d51916d8.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
110
x-amz-cf-id
XKbICL5axSIwDMhR3PSh05dK6yW7L1WnRpJmmJHfAjVjvpDH13lMjA==
date
Mon, 06 Apr 2026 14:38:14 GMT
content-type
image/png
last-modified
Thu, 29 Apr 2021 00:38:10 GMT
x-amz-meta-sha256
6f064b11007507ecebb88b25c6b21a41e51189b079c5a30342c8dc8950019c0c
server
AmazonS3
GET
H2 		200
 foot_slide1_07.png
gscdn.hackers.co.kr/hacademia/images/common/footer/ Frame A367 		4 KB
4 KB 		1027ms
932ms 		Image
image/png		 1.248.254.84
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/hacademia/images/common/footer/foot_slide1_07.png
Requested by
Host: www.hackers.ac
URL: https://www.hackers.ac/site/foot_link_2016.php
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
1.248.254.84 Nowon-gu, Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
37894169c03e0df7a1874332e454b4b06c4a2546cb300c4e7bf8aac05a4ce50a

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"633ebf50-10ff"
age
39866
accept-ranges
bytes
content-length
4351
date
Tue, 07 Apr 2026 12:45:33 GMT
last-modified
Thu, 06 Oct 2022 11:43:12 GMT
content-type
image/png
server
nginx
GET
H2 		200
 re_btn.png
cdn.hackers.ac/srv/images/common/ Frame A367 		367 B
817 B 		199ms
82ms 		Image
image/png		 3.170.42.99
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.ac/srv/images/common/re_btn.png
Requested by
Host: www.hackers.ac
URL: https://www.hackers.ac/site/foot_link_2016.php
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
3.170.42.99 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-3-170-42-99.iad61.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
7f82e4f64d606c83a0ce049e584cda450e0f9f40a551a2208d9e924eb0f5905a

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

x-amz-version-id
09c4L4uQWMIVsyt9KILc25iQ3lqHYpBq
etag
"6458dd76d660891a81e16b6c0ed86467"
age
945
x-cache
Hit from cloudfront
x-amz-cf-id
Ht6UhE0PdlBC4Ze-ejDgmm_oQMgl22AEk4IaBhikC7QLr2-S-qTM5Q==
date
Tue, 07 Apr 2026 12:29:49 GMT
content-type
image/png
vary
Accept-Encoding
last-modified
Tue, 25 Mar 2025 01:19:24 GMT
content-disposition
inline; filename="re_btn.png"
via
1.1 a71dc86d67780d7478c72e1b147b8a32.cloudfront.net (CloudFront)
accept-ranges
bytes
content-length
367
x-amz-cf-pop
IAD61-P10
server
AmazonS3
x-amz-server-side-encryption
AES256
GET
H2 		200
 foot_slide1_07.png
gscdn.hackers.co.kr/hacademia/images/common/footer/ Frame A367 		4 KB
0 		5ms
4ms 		Image
image/png		 1.248.254.84
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/hacademia/images/common/footer/foot_slide1_07.png
Requested by
Host: www.hackers.ac
URL: https://www.hackers.ac/site/foot_link_2016.php
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
1.248.254.84 Nowon-gu, Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
37894169c03e0df7a1874332e454b4b06c4a2546cb300c4e7bf8aac05a4ce50a

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"633ebf50-10ff"
age
39866
accept-ranges
bytes
content-length
4351
date
Tue, 07 Apr 2026 12:45:33 GMT
last-modified
Thu, 06 Oct 2022 11:43:12 GMT
content-type
image/png
server
nginx
GET
H2 		200
 blank.png
cdn.hackersut.com/images/common/ Frame A367 		110 B
0 		5ms
5ms 		Image
image/png		 13.35.78.72
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackersut.com/images/common/blank.png
Requested by
Host: www.hackers.ac
URL: https://www.hackers.ac/site/foot_link_2016.php
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
13.35.78.72 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-13-35-78-72.iad61.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
6f064b11007507ecebb88b25c6b21a41e51189b079c5a30342c8dc8950019c0c

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

x-amz-cf-pop
IAD61-P11
x-amz-meta-s3b-last-modified
20210429T003538Z
x-amz-version-id
null
etag
"e51232cf9fc8dd7b4756cbe34f3be9cc"
age
79638
via
1.1 0260b26200cba81bc8e0dc18d51916d8.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
110
x-amz-cf-id
XKbICL5axSIwDMhR3PSh05dK6yW7L1WnRpJmmJHfAjVjvpDH13lMjA==
date
Mon, 06 Apr 2026 14:38:14 GMT
content-type
image/png
last-modified
Thu, 29 Apr 2021 00:38:10 GMT
x-amz-meta-sha256
6f064b11007507ecebb88b25c6b21a41e51189b079c5a30342c8dc8950019c0c
server
AmazonS3
GET
H2 		200
 foot_slide1_B.png
gscdn.hackers.co.kr/hacademia/images/common/footer/ Frame A367 		4 KB
4 KB 		359ms
350ms 		Image
image/png		 1.248.254.84
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/hacademia/images/common/footer/foot_slide1_B.png
Requested by
Host: www.hackers.ac
URL: https://www.hackers.ac/site/foot_link_2016.php
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
1.248.254.84 Nowon-gu, Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
1a691ff5761a978ddcd744db8989b773f47f6ca4970d98d9f7d9412d810e0f54

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"633ebf51-f9b"
age
39865
accept-ranges
bytes
content-length
3995
date
Tue, 07 Apr 2026 12:45:33 GMT
last-modified
Thu, 06 Oct 2022 11:43:13 GMT
content-type
image/png
server
nginx
GET
H2 		200
 foot_slide1_01.png
gscdn.hackers.co.kr/hacademia/images/common/footer/ Frame A367 		4 KB
5 KB 		376ms
367ms 		Image
image/png		 1.248.254.84
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/hacademia/images/common/footer/foot_slide1_01.png
Requested by
Host: www.hackers.ac
URL: https://www.hackers.ac/site/foot_link_2016.php
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
1.248.254.84 Nowon-gu, Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
259b56825ce79002ebcd54f08b6ba550dd062b068ea4c2941fda22ec13e76c77

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"633ebf4e-11bf"
age
116609
accept-ranges
bytes
content-length
4543
date
Tue, 07 Apr 2026 12:45:33 GMT
last-modified
Thu, 06 Oct 2022 11:43:10 GMT
content-type
image/png
server
nginx
GET
H2 		200
 foot_slide3_06.png
gscdn.hackers.co.kr/hacademia/images/common/footer/ Frame A367 		4 KB
4 KB 		404ms
395ms 		Image
image/png		 1.248.254.84
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/hacademia/images/common/footer/foot_slide3_06.png
Requested by
Host: www.hackers.ac
URL: https://www.hackers.ac/site/foot_link_2016.php
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
1.248.254.84 Nowon-gu, Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
cf3b6f888cbe4c3503bc9df219517d12c0e039c2399c8ee88629ec311cd96b4a

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"633ebf4e-100f"
age
95811
accept-ranges
bytes
content-length
4111
date
Tue, 07 Apr 2026 12:45:33 GMT
last-modified
Thu, 06 Oct 2022 11:43:10 GMT
content-type
image/png
server
nginx
GET
H2 		200
 foot_slide1_02.png
gscdn.hackers.co.kr/hacademia/images/common/footer/ Frame A367 		4 KB
4 KB 		419ms
411ms 		Image
image/png		 1.248.254.84
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/hacademia/images/common/footer/foot_slide1_02.png
Requested by
Host: www.hackers.ac
URL: https://www.hackers.ac/site/foot_link_2016.php
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
1.248.254.84 Nowon-gu, Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
3a6f1ba5fd838932c4b8f186c1b2876edb72d53d4aa80cda75e2750b7adb9d7a

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"633ebf4f-107b"
age
109070
accept-ranges
bytes
content-length
4219
date
Tue, 07 Apr 2026 12:45:33 GMT
last-modified
Thu, 06 Oct 2022 11:43:11 GMT
content-type
image/png
server
nginx
GET
H2 		200
 gtm.js Show response
www.googletagmanager.com/ 		522 KB
167 KB 		261ms
76ms 		Script
application/javascript		 142.251.111.97
Google LLC
General
Check archive.org
Download Go to
Full URL
https://www.googletagmanager.com/gtm.js?id=GTM-NW7NGC2
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
142.251.111.97 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
bk-in-f97.1e100.net
Software
Google Tag Manager /
Resource Hash
327a08056730e145a0553c103aaba1fd71437ab027f1938b60e6137436eeba04
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
zstd
expires
Tue, 07 Apr 2026 12:45:34 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date
Tue, 07 Apr 2026 12:45:34 GMT
content-type
application/javascript; charset=UTF-8
vary
Accept-Encoding
last-modified
Tue, 07 Apr 2026 12:00:00 GMT
access-control-allow-headers
Cache-Control
strict-transport-security
max-age=31536000; includeSubDomains
cache-control
private, max-age=900
cross-origin-resource-policy
cross-origin
access-control-allow-credentials
true
access-control-allow-origin
*
content-length
170493
x-xss-protection
0
server
Google Tag Manager
GET
H2 		200
 favicon.ico
champ.hackers.com/_core/images/ico/champstudy/ 		1 KB
1 KB 		236ms
226ms 		Other
image/vnd.microsoft.icon		 18.238.25.107
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://champ.hackers.com/_core/images/ico/champstudy/favicon.ico
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.238.25.107 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-238-25-107.cmh68.r.cloudfront.net
Software
Apache /
Resource Hash
81c87b9d5462e0da9195e5abaa46691bd8cd017db21a5d74ff30e9234f522cf8

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"47e-5969570e67c00"
via
1.1 174476557fb07db3068d6162714fdc2a.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
1150
x-amz-cf-id
drsPMg__c2gPCxoNFGshY-c1Qh8mB6nuqNoycJlaYQ9A2P5DJ_HTmA==
date
Tue, 07 Apr 2026 12:45:34 GMT
content-type
image/vnd.microsoft.icon
last-modified
Tue, 05 Nov 2019 08:44:32 GMT
server
Apache
x-amz-cf-pop
CMH68-P5
GET
H2 		200
 mini_arrow.png
cdn.hackers.com/hackersingang/champ/img/main/ 		377 B
897 B 		75ms
48ms 		Image
image/png		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hackersingang/champ/img/main/mini_arrow.png
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
a3c8ddeb4d925c0ad3a71cf94b027871b239d9c2aa9e53a810f0ca8e2ea11d88

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

x-amz-version-id
_8HROHTHzcWpP9aZPJ9WrhUEOzEJhrL2
etag
"0841200b8071dd11eeee886d7be7be43"
age
1154
x-cache
Hit from cloudfront
x-amz-cf-id
s_mbNsxBbvO78Fw9pzw65rII2YR5iqHzrZbBqraIzE7Q2w5P-0C6KA==
date
Tue, 07 Apr 2026 12:45:34 GMT
content-type
image/png
vary
Accept-Encoding
last-modified
Mon, 22 Sep 2025 03:55:07 GMT
x-amz-meta-content-type
image/png
content-disposition
inline; filename*=UTF-8''mini_arrow.png
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
content-length
377
x-amz-meta-original-filename
mini_arrow.png
x-amz-cf-pop
IAD12-P3
server
AmazonS3
x-amz-server-side-encryption
AES256
GET
H2 		200
 rolling_arrow.png
gscdn.hackers.co.kr/champ/img/event/2014/common/ 		1 KB
2 KB 		246ms
196ms 		Image
image/png		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/img/event/2014/common/rolling_arrow.png
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
ae6dfd27e963ad3375d4705fc79edc30441dbc08662fc31810cdd2955df3ddc4

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5c875680-58a"
age
161049
accept-ranges
bytes
content-length
1418
date
Tue, 07 Apr 2026 12:45:34 GMT
last-modified
Tue, 12 Mar 2019 06:49:36 GMT
content-type
image/png
server
nginx
GET
H2 		200
 top_bnr02.jpg
cdn.hackers.com/hackersingang/champ/img/main/v24/ 		63 KB
64 KB 		132ms
80ms 		Image
image/jpeg		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hackersingang/champ/img/main/v24/top_bnr02.jpg
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
e938d3e9a3d007024ff991f685d50079b670ef39d86dcf454a09a214fe7e0971

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

x-amz-version-id
HnYhngJUaGvsYYyk3sae2XBGOuU3v_Sn
etag
"9a67aa3192a208672c2f3505bf0e5b12"
age
1154
x-cache
Hit from cloudfront
x-amz-cf-id
o_2EP1Uv88lp6B60A30oPjG-oH_bcQ_8GAJyWtke_B8Al3yNJ5W08Q==
date
Tue, 07 Apr 2026 12:26:21 GMT
content-type
image/jpeg
vary
Accept-Encoding
last-modified
Tue, 11 Nov 2025 00:28:34 GMT
x-amz-meta-content-type
image/jpeg
content-disposition
inline; filename*=UTF-8''top_bnr02.jpg
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
content-length
64610
x-amz-meta-original-filename
top_bnr02.jpg
x-amz-cf-pop
IAD12-P3
server
AmazonS3
x-amz-server-side-encryption
AES256
GET
H2 		200
 _cjdsusbanner_top_260x120.jpg
cdn.hackers.com/hackersingang/champ/files/banner/imglib_files/ 		20 KB
0 		37ms
37ms 		Image
image/jpeg		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hackersingang/champ/files/banner/imglib_files/_cjdsusbanner_top_260x120.jpg
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
9f4ff7bb487b8c07348c419cdc96857d4d68290181accd2ba456206d7774a822

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

vary
Accept-Encoding
x-amz-version-id
aokCjf0i8XD.4z6ckArBKGLXKkf74eWH
etag
"556cb389e5aa7d5823e63aba9ed46360"
age
3077
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
20234
x-amz-cf-id
IVg1wl0G0Dqrba7ilS7_j7CtgWmy-uIz1-ml7xPUBfXtkZSSxexgMA==
date
Tue, 07 Apr 2026 12:45:30 GMT
content-type
image/jpeg
last-modified
Tue, 23 Sep 2025 00:02:35 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H2 		200
 champ_voucher_260x120.jpg
cdn.hackers.com/hackersingang/champ/files/banner/imglib_files/ 		19 KB
0 		39ms
39ms 		Image
image/jpeg		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hackersingang/champ/files/banner/imglib_files/champ_voucher_260x120.jpg
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
9ab673a001f2365a864661a5ceb0dfc0ec4d57a6ef6cbef5af89c3cc295b6805

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

vary
Accept-Encoding
x-amz-version-id
VOCiHLR8L8RrPh5BFJtOo_uBShBcwhD_
etag
"130c79a49850a2a96326745ad7f1e08c"
age
3076
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
19938
x-amz-cf-id
wCgStUHR4dB8Mm1Z8y77Z4LP_h8h8EwnimEszNHM3bbg3ze5GV9-cg==
date
Tue, 07 Apr 2026 12:45:30 GMT
content-type
image/jpeg
last-modified
Tue, 23 Sep 2025 00:02:43 GMT
server
AmazonS3
x-amz-cf-pop
IAD12-P3
x-amz-server-side-encryption
AES256
GET
H2 		200
 238
gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/hacchina_hskrefund_248x248.jpg/gio/resize/ 		25 KB
0 		40ms
40ms 		Image
image/jpeg		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/hacchina_hskrefund_248x248.jpg/gio/resize/238
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
d5372bedee48cbe41c1d33cf41e9455b6073137ffc9b844ba3c6a58de09e054f

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"62a00906-6963"
age
92402
accept-ranges
bytes
content-length
25381
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Wed, 08 Jun 2022 02:27:18 GMT
content-type
image/jpeg
server
nginx
GET
H2 		200
 238
gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/arab_248x248.jpg.jpg/gio/resize/ 		23 KB
0 		41ms
41ms 		Image
image/jpeg		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/arab_248x248.jpg.jpg/gio/resize/238
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
5e403d989eaf2607ef56cccc7701bd925a7be57c2580a80a2f9d11977e70c9df

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5fa3a327-5fdc"
age
91926
accept-ranges
bytes
content-length
23792
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Thu, 05 Nov 2020 07:00:55 GMT
content-type
image/jpeg
server
nginx
GET
H2 		200
 238
gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/champ_banner_italypromotion_248x248.jpg/gio/resize/ 		21 KB
0 		39ms
39ms 		Image
image/jpeg		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/champ_banner_italypromotion_248x248.jpg/gio/resize/238
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
680de5aaef5d3989dfb638f44c03b5479555b8552b844233058df768099618af

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5d83601d-5855"
age
35964
accept-ranges
bytes
content-length
21487
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Thu, 19 Sep 2019 11:01:49 GMT
content-type
image/jpeg
server
nginx
GET
H2 		200
 238
gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/champ_sugangbanner_chinese_allpass_230106.jpg/gio/resize/ 		38 KB
0 		39ms
39ms 		Image
image/jpeg		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/champ_sugangbanner_chinese_allpass_230106.jpg/gio/resize/238
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
adfb9e7af3c9770694793f78c25e88278146ecdebf62f8bd484a5134d7d434ad

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"63b7ac6e-a617"
age
91926
accept-ranges
bytes
content-length
38768
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Fri, 06 Jan 2023 05:06:54 GMT
content-type
image/jpeg
server
nginx
GET
H2 		200
 238
gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/portugal_248x248.jpg/gio/resize/ 		23 KB
0 		41ms
41ms 		Image
image/jpeg		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/portugal_248x248.jpg/gio/resize/238
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
9b32c1c41e6b68aa4d48645ae64bf7eb810346865774c725ff3a5c91505e77f8

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5d3abf83-60fe"
age
48585
accept-ranges
bytes
content-length
23965
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Fri, 26 Jul 2019 08:53:23 GMT
content-type
image/jpeg
server
nginx
GET
H2 		200
 238
gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/champ_vietnamesepromotion_248x248.jpg/gio/resize/ 		25 KB
0 		40ms
40ms 		Image
image/jpeg		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/champ_vietnamesepromotion_248x248.jpg/gio/resize/238
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
3fe61046972efa27652c429ae7add13cf852df15a0d9a8607cc78a7a247786a6

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5fab2f8a-6628"
age
47695
accept-ranges
bytes
content-length
25989
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Wed, 11 Nov 2020 00:25:46 GMT
content-type
image/jpeg
server
nginx
GET
H2 		200
 238
gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/champ_frenchpromotion_248x248.jpg/gio/resize/ 		23 KB
0 		41ms
40ms 		Image
image/jpeg		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/champ_frenchpromotion_248x248.jpg/gio/resize/238
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
72268a6e3236ded00331219800d3d574eea7f0e124ef98d67d4b5646df3c392f

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5fa0c5e9-5c9d"
age
25447
accept-ranges
bytes
content-length
23637
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Tue, 03 Nov 2020 02:52:25 GMT
content-type
image/jpeg
server
nginx
GET
H2 		200
 238
gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/champ_2nd_russian_promotion_248x248.jpg/gio/resize/ 		17 KB
0 		41ms
41ms 		Image
image/jpeg		 39.125.94.20
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/champ/files/banner/imglib_files/banner/imglib/champ_2nd_russian_promotion_248x248.jpg/gio/resize/238
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
39.125.94.20 , Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
dc1001adb5f46a90e8a057748b3abf276ccd61cf09859051ad4e2df33dc09e40

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"5c7f7e61-4510"
age
51630
accept-ranges
bytes
content-length
17140
date
Tue, 07 Apr 2026 12:45:30 GMT
last-modified
Wed, 06 Mar 2019 08:01:37 GMT
content-type
image/jpeg
server
nginx
POST
H3 		200
 log_event Show response
www.youtube.com/youtubei/v1/ Frame A508 		28 B
50 B 		92ms
88ms 		XHR
application/json		 172.253.63.91
Google LLC
General
Check archive.org
Download Go to
Full URL
https://www.youtube.com/youtubei/v1/log_event?alt=json
Requested by
Host: www.youtube.com
URL: https://www.youtube.com/s/_/ytembeds/_/js/k=ytembeds.base.en_US.U-p4u46Sw6g.2021.O/am=AAAABQ/d=1/br=1/rs=AGKMywG5fQ02MeMVTjpBkXGOQx7KjD4alg/m=root,base
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.253.63.91 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
bi-in-f91.1e100.net
Software
scaffolding on HTTPServer2 /
Resource Hash
d7d5e54ad1e33d7ab49c664323ced79cb9723ff15e9764cd0edc3e15208e8336
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

sec-ch-ua-platform
"Linux"
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0
X-YouTube-Client-Name
56
X-YouTube-Ad-Signals
dt=1775565930577&flash=0&frm=2&u_tz=-420&u_his=1&u_h=1200&u_w=1600&u_ah=1200&u_aw=1600&u_cd=24&bc=31&bih=-12245933&biw=-12245933&brdim=1570%2C1170%2C1570%2C1170%2C1600%2C0%2C1600%2C1200%2C0%2C0&vis=1&wgl=true&ca_type=image
X-Goog-Event-Time
1775565934184
X-YouTube-Client-Version
2.20260406.01.00
Content-Type
application/json
X-YouTube-Page-Label
youtube.embeds.web_20260406_01_RC00
X-YouTube-Page-CL
895144500
X-YouTube-Utc-Offset
-420
Referer
https://www.youtube.com/embed/VOfu-WzLcNI?rel=0&enablejsapi=1
X-YouTube-Device
cbr=Chrome&cbrver=146.0.0.0&ceng=WebKit&cengver=537.36&cos=X11&cplatform=DESKTOP
X-Goog-Visitor-Id
CgsxUWF1akIyNWVSdyjp-NPOBjIKCgJDQRIEGgAgGg%3D%3D
X-Goog-Request-Time
1775565934184
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
X-YouTube-Time-Zone
America/Vancouver

Response headers

content-encoding
br
x-content-type-options
nosniff
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
31
date
Tue, 07 Apr 2026 12:45:34 GMT
x-xss-protection
0
content-type
application/json; charset=UTF-8
vary
Origin, X-Origin, Referer
server
scaffolding on HTTPServer2
x-frame-options
SAMEORIGIN
GET
H2 		200
 js Show response
www.googletagmanager.com/gtag/ 		526 KB
173 KB 		56ms
54ms 		Script
application/javascript		 142.251.111.97
Google LLC
General
Check archive.org
Download Go to
Full URL
https://www.googletagmanager.com/gtag/js?id=G-QSLSW7WENJ&cx=c&gtm=4e6431
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-NW7NGC2
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
142.251.111.97 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
bk-in-f97.1e100.net
Software
Google Tag Manager /
Resource Hash
80029492a858d474e1d21d277760eb38581f612ea6a4a78ae35a3bb2634b149f
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

strict-transport-security
max-age=31536000; includeSubDomains
cache-control
private, max-age=900
content-encoding
zstd
cross-origin-resource-policy
cross-origin
access-control-allow-credentials
true
expires
Tue, 07 Apr 2026 12:45:34 GMT
access-control-allow-origin
*
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
176910
date
Tue, 07 Apr 2026 12:45:34 GMT
x-xss-protection
0
content-type
application/javascript; charset=UTF-8
vary
Accept-Encoding
server
Google Tag Manager
access-control-allow-headers
Cache-Control
GET
H2 		200
 b220801e094459u859 Show response
rum.beusable.net/load/ 		499 B
503 B 		979ms
459ms 		Script
application/javascript		 13.209.151.80
Amazon.com
General
Check archive.org
Download Go to
Full URL
https://rum.beusable.net/load/b220801e094459u859?url=https%3A%2F%2Fchamp.hackers.com%2F%3Fr%3Dchampstudy%26c%3Dlecture%2Flec_foreign%26cate1_nm%3D%25EC%25A0%259C2%25EC%2599%25B8%25EA%25B5%25AD%25EC%2596%25B4%26cate2_cd%3Dsf013012%26cate3_cd%3D%26tc_id%3D%26tc_chk_id%3D%26book_id%3D%26level%3Dsf013012%26_C_%3D245652%26utm_source%3Dhaccom%26utm_medium%3Dmain_gate%26utm_campaign%3Dchamp_second_germanylec%26utm_content%3D202002
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
13.209.151.80 Incheon, Korea, Republic Of, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
ec2-13-209-151-80.ap-northeast-2.compute.amazonaws.com
Software
/
Resource Hash
ff6b9e85c6340d51b28d602e8e765c642c3b50750ef729e7d180f9dd5f63f320

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

cache-control
public, max-age=600
content-encoding
br
etag
W/"1f3-AtnhZ3xUgwZVbvWmEcAsng2J6wA"
access-control-allow-origin
*
date
Tue, 07 Apr 2026 12:45:35 GMT
content-type
application/javascript; charset=utf-8
vary
Accept-Encoding
access-control-allow-headers
Origin, X-Requested-With, Content-Type, Accept
POST
H3 		200
 collect
www.google.com/ccm/ 		0
0 		112ms
47ms 		Fetch
text/plain		 142.251.151.119
Google LLC
General
Check archive.org
Download Go to
Full URL
https://www.google.com/ccm/collect?frm=0&ae=g&en=page_view&dl=https%3A%2F%2Fchamp.hackers.com%2F&scrsrc=www.googletagmanager.com&rnd=1468796407.1775565934&dt=%ED%86%A0%EC%9D%B5%EC%9D%B8%EA%B0%951%EC%9C%84%20%ED%95%B4%EC%BB%A4%EC%8A%A4%20%EC%B1%94%ED%94%84%EC%8A%A4%ED%84%B0%EB%94%94&auid=380787249.1775565934&navt=n&npa=0&ep.ads_data_redaction=0&gtm=45He6431v76383371za200zd76383371xea&gcd=13l3l3l3l1l1&dma=0&tag_exp=0~115938466~115938469~116991817~117884344&apve=1&apvf=f&apvc=1&tft=1775565934425&tfd=6601
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-NW7NGC2
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
142.251.151.119 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
/
Resource Hash

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers
GET
H/1.1 		200
OK 		wp_astg_4.0.js Show response
cdn-aitg.widerplanet.com/js/ 		21 KB
8 KB 		171ms
67ms 		Script
application/javascript		 104.81.162.156
Akamai Technologies
General
Check archive.org
Download Go to
Full URL
https://cdn-aitg.widerplanet.com/js/wp_astg_4.0.js
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-NW7NGC2
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
104.81.162.156 Sterling, United States, ASN16625 (AKAMAI-AS - Akamai Technologies, Inc., US),
Reverse DNS
a104-81-162-156.deploy.static.akamaitechnologies.com
Software
nginx /
Resource Hash
c037d3afedbf04bb107e5ba5945c2dcc2b9fff620cd7183cd42837348bb09b5f

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

Content-Encoding
gzip
ETag
W/"698e4c08-52c2"
Connection
keep-alive
Access-Control-Allow-Origin
*
Content-Length
7667
Date
Tue, 07 Apr 2026 12:45:34 GMT
Content-Type
application/javascript
Last-Modified
Thu, 12 Feb 2026 21:54:16 GMT
Server
nginx
Vary
Accept-Encoding
GET
H2 		200
 ld.js Show response
static.criteo.net/js/ld/ 		73 KB
25 KB 		191ms
97ms 		Script
application/javascript		 74.119.117.47
Criteo Corp.
General
Check archive.org
Download Go to
Full URL
https://static.criteo.net/js/ld/ld.js
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-NW7NGC2
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
74.119.117.47 , United States, ASN19750 (AS-CRITEO - Criteo Corp., US),
Reverse DNS
Software
Kestrel /
Resource Hash
0643af13e4224b672ffe1d15633b923a99bcb43d15079fefc07f77c5ba58f17d
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; preload;

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

strict-transport-security
max-age=31536000; preload;
cache-control
public,max-age=10800
timing-allow-origin
*
content-encoding
br
x-criteo-endpoint-version
none
cross-origin-resource-policy
cross-origin
x-criteo-endpoint-action
GetStatic
x-criteo-endpoint-controller
Ld
access-control-allow-origin
*
date
Tue, 07 Apr 2026 12:45:34 GMT
content-type
application/javascript; charset=utf-8
vary
Origin, Accept-Encoding
server
Kestrel
GET
H2 		200
 tracker.1.tsp
weblog.hackers.ac/ 		49 B
49 B 		899ms
419ms 		Image
text/html		 43.202.244.3
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://weblog.hackers.ac/tracker.1.tsp?u=122&XU=&TREX=1&UID=01f7b039f305a41bcfe060086049f0a5&SID=b2273c2f2b6e5000f0b30812d0fd7930&dr=&XDR=&dt=%uD1A0%uC775%uC778%uAC151%uC704%20%uD574%uCEE4%uC2A4%20%uCC54%uD504%uC2A4%uD130%uB514&du=https%3A%2F%2Fchamp.hackers.com%2F%3Fr%3Dchampstudy%26c%3Dlecture%2Flec_foreign%26cate1_nm%3D%25EC%25A0%259C2%25EC%2599%25B8%25EA%25B5%25AD%25EC%2596%25B4%26cate2_cd%3Dsf013012%26cate3_cd%3D%26tc_id%3D%26tc_chk_id%3D%26book_id%3D%26level%3Dsf013012%26_C_%3D245652%26utm_source%3Dhaccom%26utm_medium%3Dmain_gate%26utm_campaign%3Dchamp_second_germanylec%26utm_content%3D202002&CP=%2Flecture%2Flec_foreign&XCP=&CC=245652&js=Y&ss=1600x1200&cd=24&ce=Y&je=N&tzo=420&tye=2026&tmo=4&tda=7&tho=5&tmi=45&tse=34&VN=1&CQ=%3Fr%3Dchampstudy%26c%3Dlecture%2Flec_foreign%26cate1_nm%3D%25EC%25A0%259C2%25EC%2599%25B8%25EA%25B5%25AD%25EC%2596%25B4%26cate2_cd%3Dsf013012%26cate3_cd%3D%26tc_id%3D%26tc_chk_id%3D%26book_id%3D%26level%3Dsf013012%26_C_%3D245652%26utm_source%3Dhaccom%26utm_medium%3Dmain_gate%26utm_campaign%3Dchamp_second_germanylec%26utm_content%3D202002&XCQ=1
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
43.202.244.3 Incheon, Korea, Republic Of, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
ec2-43-202-244-3.ap-northeast-2.compute.amazonaws.com
Software
Apache/2.2.23 (Unix) mod_ssl/2.2.23 OpenSSL/1.0.1e-fips DAV/2 /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

cache-control
no-cache, must-revalidate
x-tracker
u=122
pragma
no-cache
expires
0
content-length
49
p3p
policyref="http://logger.co.kr/w3c/p3p.xml", CP="NOI DSP LAW NID PSA OUR IND NAV STA COM"
date
Tue, 07 Apr 2026 12:45:35 GMT
content-type
text/html
server
Apache/2.2.23 (Unix) mod_ssl/2.2.23 OpenSSL/1.0.1e-fips DAV/2
GET
H3 		200
 destination Show response
www.googletagmanager.com/gtag/ 		386 KB
137 KB 		51ms
51ms 		Script
application/javascript		 142.251.111.97
Google LLC
General
Check archive.org
Download Go to
Full URL
https://www.googletagmanager.com/gtag/destination?id=AW-977208835&cx=c&gtm=4e6431
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-QSLSW7WENJ&cx=c&gtm=4e6431
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
142.251.111.97 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
bk-in-f97.1e100.net
Software
Google Tag Manager /
Resource Hash
2aab0ab61cb3ce3d602a1532df4c1202c6224b34742553238c67de64bee9bea8
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-encoding
zstd
report-to
{"group":"ascgsrsghrgc:70:0","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/scaffolding/ascgsrsghrgc:70:0"}],}
expires
Tue, 07 Apr 2026 12:45:34 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date
Tue, 07 Apr 2026 12:45:34 GMT
content-type
application/javascript; charset=UTF-8
vary
Accept-Encoding
last-modified
Tue, 07 Apr 2026 12:00:00 GMT
access-control-allow-headers
Cache-Control
strict-transport-security
max-age=31536000; includeSubDomains
cache-control
private, max-age=900
cross-origin-resource-policy
cross-origin
access-control-allow-credentials
true
content-security-policy-report-only
script-src 'none'; form-action 'none'; frame-src 'none'; report-uri https://csp.withgoogle.com/csp/scaffolding/ascgsrsghrgc:70:0
access-control-allow-origin
*
cross-origin-opener-policy-report-only
same-origin; report-to=ascgsrsghrgc:70:0
content-length
140080
x-xss-protection
0
server
Google Tag Manager
POST
H2 		204
 collect
analytics.google.com/g/ 		0
0 		256ms
130ms 		Fetch
text/plain		 142.251.111.113
Google LLC
General
Check archive.org
Download Go to
Full URL
https://analytics.google.com/g/collect?v=2&tid=G-QSLSW7WENJ&gtm=45je6431v887995369z876383371za20gzb76383371zd76383371&_p=1775565933911&_gaz=1&gcd=13l3l3l3l1l1&npa=0&dma=0&cid=1486854937.1775565935&ul=en-ca&sr=1600x1200&ir=1&uaa=x86&uab=64&uafvl=Chromium%3B146.0.0.0%7CGoogle%2520Chrome%3B146.0.0.0%7CNot-A.Brand%3B24.0.0.0&uamb=0&uam=&uap=Linux&uapv=&uaw=0&are=1&frm=0&pscdl=noapi&_eu=EAAAAGA&_s=1&tag_exp=0~115938466~115938468~116991816~118128922&sid=1775565934&sct=1&seg=0&dl=https%3A%2F%2Fchamp.hackers.com%2F%3Fr%3Dchampstudy%26c%3Dlecture%2Flec_foreign%26cate1_nm%3D%25EC%25A0%259C2%25EC%2599%25B8%25EA%25B5%25AD%25EC%2596%25B4%26cate2_cd%3Dsf013012%26cate3_cd%3D%26tc_id%3D%26tc_chk_id%3D%26book_id%3D%26level%3Dsf013012%26_C_%3D245652%26utm_source%3Dhaccom%26utm_medium%3Dmain_gate%26utm_campaign%3Dchamp_second_germanylec%26utm_content%3D202002&dt=%ED%86%A0%EC%9D%B5%EC%9D%B8%EA%B0%951%EC%9C%84%20%ED%95%B4%EC%BB%A4%EC%8A%A4%20%EC%B1%94%ED%94%84%EC%8A%A4%ED%84%B0%EB%94%94&_tu=QA&uid=&en=page_view&_fv=1&_nsi=1&_ss=1&ep.site_id=champstudy&ep.previousKeyword=&tfd=6848
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-QSLSW7WENJ&cx=c&gtm=4e6431
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
142.251.111.113 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
bk-in-f113.1e100.net
Software
Golfe2 /
Resource Hash

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

cache-control
no-cache, no-store, must-revalidate
pragma
no-cache
cross-origin-resource-policy
cross-origin
access-control-allow-credentials
true
content-security-policy-report-only
script-src 'none'; form-action 'none'; frame-src 'none'; report-uri https://csp.withgoogle.com/csp/scaffolding/ascnsrsggc:178:0
report-to
{"group":"ascnsrsggc:178:0","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/scaffolding/ascnsrsggc:178:0"}],}
expires
Fri, 01 Jan 1990 00:00:00 GMT
access-control-allow-origin
https://champ.hackers.com
cross-origin-opener-policy-report-only
same-origin; report-to=ascnsrsggc:178:0
content-length
0
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date
Tue, 07 Apr 2026 12:45:34 GMT
content-type
text/plain
server
Golfe2
POST
H2 		204
 collect
stats.g.doubleclick.net/g/ 		0
559 B 		197ms
103ms 		Ping
text/plain		 192.178.155.156
Google LLC
General
Check archive.org
Download Go to
Full URL
https://stats.g.doubleclick.net/g/collect?v=2&tid=G-QSLSW7WENJ&cid=1486854937.1775565935&gtm=45je6431v887995369z876383371za20gzb76383371zd76383371&aip=1&dma=0&gcd=13l3l3l3l1l1&npa=0&frm=0&tag_exp=0~115938466~115938468~116991816~118128922
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-QSLSW7WENJ&cx=c&gtm=4e6431
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
192.178.155.156 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
yuiadrs-in-f156.1e100.net
Software
Golfe2 /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

cache-control
no-cache, no-store, must-revalidate
pragma
no-cache
cross-origin-resource-policy
cross-origin
access-control-allow-credentials
true
content-security-policy-report-only
script-src 'none'; form-action 'none'; frame-src 'none'; report-uri https://csp.withgoogle.com/csp/scaffolding/ascnsrsggc:146:0
report-to
{"group":"ascnsrsggc:146:0","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/scaffolding/ascnsrsggc:146:0"}],}
expires
Fri, 01 Jan 1990 00:00:00 GMT
access-control-allow-origin
https://champ.hackers.com
cross-origin-opener-policy-report-only
same-origin; report-to=ascnsrsggc:146:0
content-length
0
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date
Tue, 07 Apr 2026 12:45:34 GMT
content-type
text/plain
server
Golfe2
GET
H3 		200
 ga-audiences
www.google.ca/ads/ 		42 B
63 B 		91ms
50ms 		Image
image/gif		 142.251.16.94
Google LLC
General
Check archive.org
Download Go to Show image
Full URL
https://www.google.ca/ads/ga-audiences?v=1&t=sr&slf_rd=1&_r=4&tid=G-QSLSW7WENJ&cid=1486854937.1775565935&gtm=45je6431v887995369z876383371za20gzb76383371zd76383371&aip=1&dma=0&gcd=13l3l3l3l1l1&npa=0&frm=0&tag_exp=0~115938466~115938468~116991816~118128922&z=410047577
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
142.251.16.94 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
bl-in-f94.1e100.net
Software
cafe /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

cache-control
no-cache, no-store, must-revalidate
timing-allow-origin
*
pragma
no-cache
cross-origin-resource-policy
cross-origin
x-content-type-options
nosniff
expires
Fri, 01 Jan 1990 00:00:00 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
p3p
policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
content-length
42
date
Tue, 07 Apr 2026 12:45:34 GMT
x-xss-protection
0
content-type
image/gif
server
cafe
GET
H2 		200
 init Show response
pixelfnt-us.dsp-api.moloco.com/v1/cm/ Frame 3C0A 		1 KB
2 KB 		170ms
57ms 		Document
text/html		 34.111.130.7
Google LLC
General
Check archive.org
Download Go to
Full URL
https://pixelfnt-us.dsp-api.moloco.com/v1/cm/init?source=MOLOCO_PIXEL?mlc_cm
Requested by
Host: cdn-aitg.widerplanet.com
URL: https://cdn-aitg.widerplanet.com/js/wp_astg_4.0.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
34.111.130.7 Kansas City, United States, ASN396982 (GOOGLE-CLOUD-PLATFORM - Google LLC, US),
Reverse DNS
7.130.111.34.bc.googleusercontent.com
Software
/
Resource Hash
d5a0685b41d6f5dbc458fe009b40d9555fd0da69a0495af771ba0299f10b5d7d

Request headers

Referer
https://champ.hackers.com/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0
sec-ch-ua-platform
"Linux"

Response headers

alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
1063
content-type
text/html; charset=utf-8
date
Tue, 07 Apr 2026 12:45:34 GMT
via
1.1 google
GET
H/1.1 		200
OK 		storage Show response
astg.widerplanet.com/delivery/ Frame 0AD9 		1 KB
1 KB 		966ms
217ms 		Document
text/html		 103.105.156.229
ARTISTCOMPANY-AS-...
General
Check archive.org
Download Go to
Full URL
https://astg.widerplanet.com/delivery/storage
Requested by
Host: cdn-aitg.widerplanet.com
URL: https://cdn-aitg.widerplanet.com/js/wp_astg_4.0.js
Protocol
HTTP/1.1
Security
TLS 1.2, RSA, AES_256_CBC
Server
103.105.156.229 , Korea, Republic Of, ASN9639 (ARTISTCOMPANY-AS-KR Artist Company Inc., KR),
Reverse DNS
Software
nginx /
Resource Hash
81d24a1bb659e1447c63de2a820711404c93d28351f2321b2efd184b49ac6127
Security Headers
Name Value
X-Xss-Protection 0

Request headers

Referer
https://champ.hackers.com/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0
sec-ch-ua-platform
"Linux"

Response headers

Cache-Control
private, max-age=0, no-cache
Connection
keep-alive
Content-Encoding
gzip
Content-Language
en-CA
Content-Type
text/html;charset=UTF-8
Date
Tue, 07 Apr 2026 12:45:35 GMT
Expires
Mon, 26 Jul 1997 05:00:00 GMT
P3P
CP="NON DSP COR CURa PSA PSD OUR BUS NAV STA"
Pragma
no-cache
Server
nginx
Transfer-Encoding
chunked
X-XSS-Protection
0
accept-ch
device-memory, dpr, width, viewport-width, rtt, downlink, ect, ua, platform, model, mobile
accept-ch-lifetime
86400
GET
H/1.1 		200
OK 		wpc.php Show response
astg.widerplanet.com/delivery/ 		5 KB
4 KB 		1169ms
413ms 		Script
application/javascript		 103.105.156.229
ARTISTCOMPANY-AS-...
General
Check archive.org
Download Go to
Full URL
https://astg.widerplanet.com/delivery/wpc.php?v=1&ver=4.0&r=1&md=bs&ga=1kt9v3f-1c9v6op-1-1&ty=Home&ti=18501&is_email=false&puid_md5=37a6259cc0c1dae299a7866489dff0bd&puid_sha1=2be88ca4242c76e8253ac62474851065032d6833&puid_sha256=74234e98afe7498fb5daf1f36ac2d78acc339464f950703b8c019892f982b90b&hcuid=2be88ca4242c76e8253ac62474851065032d6833&device=web&charset=UTF-8&tc=1775565934780&loc=https%3A%2F%2Fchamp.hackers.com%2F%3Fr%3Dchampstudy%26c%3Dlecture%2Flec_foreign%26cate1_nm%3D%25EC%25A0%259C2%25EC%2599%25B8%25EA%25B5%25AD%25EC%2596%25B4%26cate2_cd%3Dsf013012%26cate3_cd%3D%26tc_id%3D%26tc_chk_id%3D%26book_id%3D%26level%3Dsf013012%26_C_%3D245652%26utm_source%3Dhaccom%26utm_medium%3Dmain_gate%26utm_campaign%3Dchamp_second_germanylec%26utm_content%3D202002&amver=20260213035406
Requested by
Host: cdn-aitg.widerplanet.com
URL: https://cdn-aitg.widerplanet.com/js/wp_astg_4.0.js
Protocol
HTTP/1.1
Security
TLS 1.2, RSA, AES_256_CBC
Server
103.105.156.229 , Korea, Republic Of, ASN9639 (ARTISTCOMPANY-AS-KR Artist Company Inc., KR),
Reverse DNS
Software
nginx /
Resource Hash
bf43cb58f08918aef83b136d6b8778248197f1a8aa711ebd791264bec4e23e9c
Security Headers
Name Value
X-Xss-Protection 0

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

Transfer-Encoding
chunked
Cache-Control
private, max-age=0, no-cache
Content-Encoding
gzip
Pragma
no-cache
accept-ch
device-memory, dpr, width, viewport-width, rtt, downlink, ect, ua, platform, model, mobile
Connection
keep-alive
accept-ch-lifetime
86400
Expires
Mon, 26 Jul 1997 05:00:00 GMT
P3P
CP="NON DSP COR CURa PSA PSD OUR BUS NAV STA"
Date
Tue, 07 Apr 2026 12:45:35 GMT
X-XSS-Protection
0
Content-Type
application/javascript;charset=UTF-8
Content-Language
en-CA
Server
nginx
OPTIONS
H2 		200
 events
pixelfnt-us.dsp-api.moloco.com/v1/pixels/moloco/ Frame 		0
0 		173ms
98ms 		Preflight
34.111.130.7
Google LLC
General
Check archive.org
Download Go to
Full URL
https://pixelfnt-us.dsp-api.moloco.com/v1/pixels/moloco/events?pixel_id=nxt-squidpxl
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
34.111.130.7 Kansas City, United States, ASN396982 (GOOGLE-CLOUD-PLATFORM - Google LLC, US),
Reverse DNS
7.130.111.34.bc.googleusercontent.com
Software
/
Resource Hash

Request headers

Accept
*/*
Access-Control-Request-Headers
content-type
Access-Control-Request-Method
POST
Origin
https://champ.hackers.com
Sec-Fetch-Mode
cors
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36

Response headers

access-control-allow-credentials
true
access-control-allow-headers
Content-Type,Accept,Authorization,Origin,X-API-Key
access-control-allow-methods
GET,HEAD,POST,PUT,DELETE,PATCH
access-control-allow-origin
https://champ.hackers.com
alt-svc
h3=":443"; ma=2592000
content-length
0
date
Tue, 07 Apr 2026 12:45:34 GMT
via
1.1 google
POST
H3 		200
 events Show response
pixelfnt-us.dsp-api.moloco.com/v1/pixels/moloco/ 		2 B
20 B 		139ms
95ms 		Fetch
application/json		 34.111.130.7
Google LLC
General
Check archive.org
Download Go to
Full URL
https://pixelfnt-us.dsp-api.moloco.com/v1/pixels/moloco/events?pixel_id=nxt-squidpxl
Requested by
Host: cdn-aitg.widerplanet.com
URL: https://cdn-aitg.widerplanet.com/js/wp_astg_4.0.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
34.111.130.7 Kansas City, United States, ASN396982 (GOOGLE-CLOUD-PLATFORM - Google LLC, US),
Reverse DNS
7.130.111.34.bc.googleusercontent.com
Software
/
Resource Hash
44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
Content-Type
application/json
sec-ch-ua-mobile
?0

Response headers

grpc-metadata-trailer
Grpc-Status, Grpc-Message, Grpc-Status-Details-Bin
access-control-allow-credentials
true
grpc-metadata-content-type
application/grpc
via
1.1 google
access-control-allow-origin
https://champ.hackers.com
alt-svc
h3=":443"; ma=2592000
content-length
2
date
Tue, 07 Apr 2026 12:45:35 GMT
content-type
application/json
GET
H2 		200
 tcs.js Show response
cdn.onetag.co.kr/0/ 		39 KB
12 KB 		1536ms
432ms 		Script
text/javascript		 110.9.64.14
SKB-AS SK Broadba...
General
Check archive.org
Download Go to
Full URL
https://cdn.onetag.co.kr/0/tcs.js?eid=qhkiuivucfn4qhkiuivucf
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-NW7NGC2
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
110.9.64.14 Nowon-gu, Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx, Apache /
Resource Hash
f7c502efc029861d5a970524a116c738144e80e65c0686998e6755ada6cd7266

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

x-cache-status
HIT, HIT
content-encoding
gzip
etag
"307c2c-9c90-64e8549b4bdd6"
access-control-allow-credentials
true
accept-ranges
bytes, bytes
access-control-allow-origin
*
content-length
11737
date
Tue, 07 Apr 2026 12:45:36 GMT
content-type
text/javascript
last-modified
Fri, 03 Apr 2026 02:43:54 GMT
server
nginx, Apache
vary
Accept-Encoding
GET
H2 		200
 syncframe Show response
gum.criteo.com/ Frame 1EDF 		12 KB
5 KB 		184ms
102ms 		Document
text/html		 74.119.117.62
Criteo Corp.
General
Check archive.org
Download Go to
Full URL
https://gum.criteo.com/syncframe?topUrl=champ.hackers.com&origin=onetag
Requested by
Host: static.criteo.net
URL: https://static.criteo.net/js/ld/ld.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
74.119.117.62 , United States, ASN19750 (AS-CRITEO - Criteo Corp., US),
Reverse DNS
Software
Kestrel /
Resource Hash
36ce068a4107077cee7072231c246281cd2a208444ed215337b5c3f4ec1b9a3e
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; preload;

Request headers

Referer
https://champ.hackers.com/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0
sec-ch-ua-platform
"Linux"

Response headers

cache-control
private, max-age=3600
content-encoding
gzip
content-type
text/html; charset=utf-8
cross-origin-embedder-policy
require-corp
cross-origin-resource-policy
cross-origin
date
Tue, 07 Apr 2026 12:45:34 GMT
server
Kestrel
server-processing-duration-in-ticks
268161
strict-transport-security
max-age=31536000; preload;
vary
Accept-Encoding
x-robots-tag
noindex
GET
H3 		200
 / Show response
googleads.g.doubleclick.net/pagead/viewthroughconversion/977208835/ 		6 KB
2 KB 		140ms
64ms 		Script
text/javascript		 172.253.115.155
Google LLC
General
Check archive.org
Download Go to
Full URL
https://googleads.g.doubleclick.net/pagead/viewthroughconversion/977208835/?random=1775565934823&cv=11&fst=1775565934823&bg=ffffff&guid=ON&async=1&gtm=45be6431v885980185z876383371za20gzb76383371zd76383371xea&gcd=13l3l3l3l1l1&dma=0&tag_exp=0~115616985~115938466~115938469~116991817~117266401~117884344&u_w=1600&u_h=1200&url=https%3A%2F%2Fchamp.hackers.com%2F%3Fr%3Dchampstudy%26c%3Dlecture%2Flec_foreign%26cate1_nm%3D%25EC%25A0%259C2%25EC%2599%25B8%25EA%25B5%25AD%25EC%2596%25B4%26cate2_cd%3Dsf013012%26cate3_cd%3D%26tc_id%3D%26tc_chk_id%3D%26book_id%3D%26level%3Dsf013012%26_C_%3D245652%26utm_source%3Dhaccom%26utm_medium%3Dmain_gate%26utm_campaign%3Dchamp_second_germanylec%26utm_content%3D202002&frm=0&tiba=%ED%86%A0%EC%9D%B5%EC%9D%B8%EA%B0%951%EC%9C%84%20%ED%95%B4%EC%BB%A4%EC%8A%A4%20%EC%B1%94%ED%94%84%EC%8A%A4%ED%84%B0%EB%94%94&hn=www.googleadservices.com&npa=0&pscdl=noapi&auid=380787249.1775565934&uaa=x86&uab=64&uafvl=Chromium%3B146.0.0.0%7CGoogle%2520Chrome%3B146.0.0.0%7CNot-A.Brand%3B24.0.0.0&uamb=0&uam=&uap=Linux&uapv=&uaw=0&_tu=CA&rfmt=3&fmt=4
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/destination?id=AW-977208835&cx=c&gtm=4e6431
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.253.115.155 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
bg-in-f155.1e100.net
Software
cafe /
Resource Hash
fb36492cd06ab9383c09918e972c9ec01e9e65dd4f192dd7b240e3f013cc5e82
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

cache-control
no-cache, must-revalidate
timing-allow-origin
*
content-encoding
br
pragma
no-cache
cross-origin-resource-policy
cross-origin
x-content-type-options
nosniff
expires
Fri, 01 Jan 1990 00:00:00 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
p3p
policyref="https://googleads.g.doubleclick.net/pagead/gcn_p3p_.xml", CP="CURa ADMa DEVa TAIo PSAo PSDo OUR IND UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR"
content-length
2362
date
Tue, 07 Apr 2026 12:45:34 GMT
x-xss-protection
0
content-type
text/javascript; charset=UTF-8
content-disposition
attachment; filename="f.txt"
server
cafe
POST
H3 		200
 collect
www.google.com/ccm/ 		0
0 		58ms
58ms 		Fetch
text/plain		 142.251.151.119
Google LLC
General
Check archive.org
Download Go to
Full URL
https://www.google.com/ccm/collect?frm=0&ae=g&dl=https%3A%2F%2Fchamp.hackers.com%2F&scrsrc=www.googletagmanager.com&rnd=1468796407.1775565934&dt=%ED%86%A0%EC%9D%B5%EC%9D%B8%EA%B0%951%EC%9C%84%20%ED%95%B4%EC%BB%A4%EC%8A%A4%20%EC%B1%94%ED%94%84%EC%8A%A4%ED%84%B0%EB%94%94&auid=380787249.1775565934&navt=n&npa=0&_tu=CA&gtm=45be6431v885980185z876383371za20gzb76383371zd76383371xea&gcd=13l3l3l3l1l1&dma=0&tag_exp=0~115616985~115938466~115938469~116991817~117266401~117884344&apve=1&apvf=f&apvc=0&tids=AW-977208835&tid=AW-977208835&tft=1775565934885&tfd=7062
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/destination?id=AW-977208835&cx=c&gtm=4e6431
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
142.251.151.119 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
/
Resource Hash

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers
GET
H2 		200
 adxcm
pixelfnt-us.dsp-api.moloco.com/v1/cm/ Frame 3C0A
Redirect Chain
  • https://cm.g.doubleclick.net/pixel?google_nid=moloco_ads&google_cm&google_hm=GVzbKNViR76mEU4LUpkANg
  • https://cm.g.doubleclick.net/pixel?google_nid=moloco_ads&google_cm=&google_hm=GVzbKNViR76mEU4LUpkANg&google_tc=
  • https://pixelfnt-us.dsp-api.moloco.com/v1/cm/adxcm?google_gid=CAESED66f4Oe9YFRB_SPXQdVYPo&google_cver=1
42 B
518 B 		61ms
50ms 		Image
image/gif		 34.111.130.7
Google LLC
General
Check archive.org
Download Go to Show image
Full URL
https://pixelfnt-us.dsp-api.moloco.com/v1/cm/adxcm?google_gid=CAESED66f4Oe9YFRB_SPXQdVYPo&google_cver=1
Requested by
Host: pixelfnt-us.dsp-api.moloco.com
URL: https://pixelfnt-us.dsp-api.moloco.com/v1/cm/init?source=MOLOCO_PIXEL?mlc_cm
Protocol
H2
Server
34.111.130.7 Kansas City, United States, ASN396982 (GOOGLE-CLOUD-PLATFORM - Google LLC, US),
Reverse DNS
7.130.111.34.bc.googleusercontent.com
Software
/
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
Referer
https://pixelfnt-us.dsp-api.moloco.com/

Response headers

via
1.1 google
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
42
date
Tue, 07 Apr 2026 12:45:35 GMT
content-type
image/gif

Redirect headers

cache-control
no-cache, must-revalidate
location
https://pixelfnt-us.dsp-api.moloco.com/v1/cm/adxcm?google_gid=CAESED66f4Oe9YFRB_SPXQdVYPo&google_cver=1
pragma
no-cache
cross-origin-resource-policy
cross-origin
expires
Fri, 01 Jan 1990 00:00:00 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
p3p
policyref="https://googleads.g.doubleclick.net/pagead/gcn_p3p_.xml", CP="CURa ADMa DEVa TAIo PSAo PSDo OUR IND UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR"
content-length
304
date
Tue, 07 Apr 2026 12:45:35 GMT
x-xss-protection
0
content-type
text/html; charset=UTF-8
server
HTTP server (unknown)
GET
H3 		200
 rum
dsum-sec.casalemedia.com/ Frame 3C0A
Redirect Chain
  • https://dsum-sec.casalemedia.com/rum?cm_dsp_id=19&external_user_id=195cdb28-d562-47be-a611-4e0b52990036
  • https://dsum-sec.casalemedia.com/rum?cm_dsp_id=19&external_user_id=195cdb28-d562-47be-a611-4e0b52990036&C=1
43 B
746 B 		49ms
46ms 		Image
image/gif		 104.18.27.193
Cloudflare
General
Check archive.org
Download Go to Show image
Full URL
https://dsum-sec.casalemedia.com/rum?cm_dsp_id=19&external_user_id=195cdb28-d562-47be-a611-4e0b52990036&C=1
Requested by
Host: pixelfnt-us.dsp-api.moloco.com
URL: https://pixelfnt-us.dsp-api.moloco.com/v1/cm/init?source=MOLOCO_PIXEL?mlc_cm
Protocol
H3
Server
104.18.27.193 , Ascension Island, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
b1442e85b03bdcaf66dc58c7abb98745dd2687d86350be9a298a1d9382ac849b

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
Referer
https://pixelfnt-us.dsp-api.moloco.com/

Response headers

cache-control
no-cache
nel
{"report_to":"cf-nel","success_fraction":0.01,"max_age":604800}
cf-cache-status
DYNAMIC
pragma
no-cache
report-to
{"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=nobnxVj9KH7bOb1yKrubdwxomX0EJEOfZ76lxQ5GxBmyyVFQYyeQ%2BLF%2BqFGyizU85PMZVMx%2F2qu%2FqxADL%2BcqLVb%2FeDKiL3LgNdMTAti1iYzGikhZX7VL1zGEuIUsN65snlerjUFeKU61vA%3D%3D"}]}
cf-ray
9e892156cbacb687-YYZ
expires
0
alt-svc
h3=":443"; ma=86400
server-timing
cfExtPri
content-length
43
p3p
policyref="/w3c/p3p.xml", CP="NOI DSP COR DEVa TAIa OUR BUS UNI"
date
Tue, 07 Apr 2026 12:45:35 GMT
content-type
image/gif
server
cloudflare
priority
u=3,i

Redirect headers

cache-control
no-cache
location
/rum?cm_dsp_id=19&external_user_id=195cdb28-d562-47be-a611-4e0b52990036&C=1
cf-cache-status
DYNAMIC
pragma
no-cache
nel
{"report_to":"cf-nel","success_fraction":0.01,"max_age":604800}
report-to
{"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=Fa%2BSKzOiuYbP9q3ahvx3Nad8FAspXUeWQaI63v9%2FmpYynbSmYqgO9qqoshQG2iA4jP9M13PCgmcZXe2HeX7fif3Kechu7gFXFNzFhXoTxAZ3hw2tihrKauBL0%2Fyq1t9cCzEqnPua3B5mLQ%3D%3D"}]}
cf-ray
9e8921563ac1b687-YYZ
expires
0
alt-svc
h3=":443"; ma=86400
server-timing
cfExtPri
content-length
0
p3p
policyref="/w3c/p3p.xml", CP="NOI DSP COR DEVa TAIa OUR BUS UNI"
date
Tue, 07 Apr 2026 12:45:35 GMT
server
cloudflare
priority
u=3,i
GET

match2
analytics.ad.daum.net/ Frame 3C0A
Redirect Chain
  • https://act.ds.kakao.com/match?d=110&uid=GVzbKNViR76mEU4LUpkANg
  • https://analytics.ad.daum.net/match2?DSPR=%7B%22mcr%22:%7B%22t%22:%2220260407%22,%22u%22:%22GVzbKNViR76mEU4LUpkANg%22%7D,%22v%22:1%7D
0
0

GET
H/1.1 		200
OK 		tap.php
pixel.rubiconproject.com/ Frame 3C0A 		42 B
1 KB 		175ms
51ms 		Image
image/gif		 216.19.192.2
Magnite
General
Check archive.org
Download Go to Show image
Full URL
https://pixel.rubiconproject.com/tap.php?v=1552048&nid=5676&put=GVzbKNViR76mEU4LUpkANg
Requested by
Host: pixelfnt-us.dsp-api.moloco.com
URL: https://pixelfnt-us.dsp-api.moloco.com/v1/cm/init?source=MOLOCO_PIXEL?mlc_cm
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
216.19.192.2 , United States, ASN26667 (RUBICONPROJECT - Magnite, Inc., US),
Reverse DNS
Software
/
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://pixelfnt-us.dsp-api.moloco.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

Expires
0
Cache-Control
no-cache,no-store,must-revalidate
P3P
CP="NOI CURa ADMa DEVa TAIa OUR BUS IND UNI COM NAV INT"
X-RPHost
0ff7a3cf4be68d24beddb47bb8de5701
Pragma
no-cache
content-length
42
Content-Type
image/gif
GET
H2 		200
 Pug
simage2.pubmatic.com/AdServer/ Frame 3C0A 		42 B
457 B 		290ms
118ms 		Image
image/gif		 8.28.7.83
PubMatic
General
Check archive.org
Download Go to Show image
Full URL
https://simage2.pubmatic.com/AdServer/Pug?vcode=bz0yJnR5cGU9MSZjb2RlPTM4OTQmdGw9MjAxNjA=&piggybackCookie=GVzbKNViR76mEU4LUpkANg
Requested by
Host: pixelfnt-us.dsp-api.moloco.com
URL: https://pixelfnt-us.dsp-api.moloco.com/v1/cm/init?source=MOLOCO_PIXEL?mlc_cm
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
8.28.7.83 , United States, ASN62713 (AS-PUBMATIC - PubMatic, Inc., US),
Reverse DNS
Software
nginx /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
Strict-Transport-Security max-age=16070400; includeSubDomains

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://pixelfnt-us.dsp-api.moloco.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

strict-transport-security
max-age=16070400; includeSubDomains
cache-control
no-store, no-cache, private
content-length
42
p3p
CP="NOI DSP COR LAW CUR ADMo DEVo TAIo PSAo PSDo IVAo IVDo HISo OTPo OUR SAMo BUS UNI COM NAV INT DEM CNT STA PRE LOC"
date
Tue, 07 Apr 2026 12:45:35 GMT
content-type
image/gif; charset=utf-8
server
nginx
GET
H2 		204
 /
sync.taboola.com/sg/molocortbnative-network/1/rtb-h/ Frame 3C0A 		0
378 B 		169ms
38ms 		Image
text/plain		 141.226.224.48
TABOOLA-AS Tabool...
General
Check archive.org
Download Go to Show image
Full URL
https://sync.taboola.com/sg/molocortbnative-network/1/rtb-h/?taboola_hm=GVzbKNViR76mEU4LUpkANg
Requested by
Host: pixelfnt-us.dsp-api.moloco.com
URL: https://pixelfnt-us.dsp-api.moloco.com/v1/cm/init?source=MOLOCO_PIXEL?mlc_cm
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
141.226.224.48 Newark, United States, ASN200478 (TABOOLA-AS Taboola.com ltd, IL),
Reverse DNS
Software
nginx /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://pixelfnt-us.dsp-api.moloco.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

x-fastly-to-nlb-rtt
8597
date
Tue, 07 Apr 2026 12:45:35 GMT
server
nginx
access-control-allow-credentials
true
GET
H2 		200
 json Show response
gum.criteo.com/sid/ Frame 1EDF 		431 B
904 B 		76ms
35ms 		Fetch
application/json		 74.119.117.62
Criteo Corp.
General
Check archive.org
Download Go to
Full URL
https://gum.criteo.com/sid/json?origin=onetag&domain=hackers.com&sn=ChromeSyncframe&so=undefined&topUrl=champ.hackers.com
Requested by
Host: gum.criteo.com
URL: https://gum.criteo.com/syncframe?topUrl=champ.hackers.com&origin=onetag
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
74.119.117.62 , United States, ASN19750 (AS-CRITEO - Criteo Corp., US),
Reverse DNS
Software
Kestrel /
Resource Hash
0048e686664a92c8b2a2203a4efdfb930f5952772b6e4daeabccc1cb8a76e604
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; preload;

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://gum.criteo.com/syncframe?topUrl=champ.hackers.com&origin=onetag
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

strict-transport-security
max-age=31536000; preload;
cache-control
no-cache, no-store, must-revalidate
content-encoding
gzip
pragma
no-cache
server-processing-duration-in-ticks
1186655
expires
0
date
Tue, 07 Apr 2026 12:45:34 GMT
content-type
application/json; charset=utf-8
vary
Accept-Encoding
server
Kestrel
GET
H3 		200
 /
www.google.com/pagead/1p-user-list/977208835/ 		42 B
64 B 		74ms
61ms 		Image
image/gif		 142.251.151.119
Google LLC
General
Check archive.org
Download Go to Show image
Full URL
https://www.google.com/pagead/1p-user-list/977208835/?random=1775565934823&cv=11&fst=1775563200000&bg=ffffff&guid=ON&async=1&gtm=45be6431v885980185z876383371za20gzb76383371zd76383371xea&gcd=13l3l3l3l1l1&dma=0&tag_exp=0~115616985~115938466~115938469~116991817~117266401~117884344&u_w=1600&u_h=1200&url=https%3A%2F%2Fchamp.hackers.com%2F%3Fr%3Dchampstudy%26c%3Dlecture%2Flec_foreign%26cate1_nm%3D%25EC%25A0%259C2%25EC%2599%25B8%25EA%25B5%25AD%25EC%2596%25B4%26cate2_cd%3Dsf013012%26cate3_cd%3D%26tc_id%3D%26tc_chk_id%3D%26book_id%3D%26level%3Dsf013012%26_C_%3D245652%26utm_source%3Dhaccom%26utm_medium%3Dmain_gate%26utm_campaign%3Dchamp_second_germanylec%26utm_content%3D202002&frm=0&tiba=%ED%86%A0%EC%9D%B5%EC%9D%B8%EA%B0%951%EC%9C%84%20%ED%95%B4%EC%BB%A4%EC%8A%A4%20%EC%B1%94%ED%94%84%EC%8A%A4%ED%84%B0%EB%94%94&hn=www.googleadservices.com&npa=0&pscdl=noapi&auid=380787249.1775565934&uaa=x86&uab=64&uafvl=Chromium%3B146.0.0.0%7CGoogle%2520Chrome%3B146.0.0.0%7CNot-A.Brand%3B24.0.0.0&uamb=0&uam=&uap=Linux&uapv=&uaw=0&_tu=CA&rfmt=3&fmt=3&is_vtc=1&cid=CAQSsAEABaugfRbpcjiEcHkEMhWsUZWeDPhRXYWLQSlCyXW8x32PtfZweFf06HPGjzRmT6DLra8ux0Iw3owOsmviolo-c8eJlpF1RBKIcF_EbkJ-FLbxgiCw6u5jfww3k-ylnOVKmB530mUwOeU2MTyAbB1VWX9K-FEreLitDx0Vd7ecIB01_aVTWGh9lAT4ydK1p1bU9pFpxyZ-Gl5va390LEGAN-0035YWCdNJjezMO7nZtA&random=3633433660&rmt_tld=0&ipr=y
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
142.251.151.119 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software
cafe /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
Content-Security-Policy script-src 'none'; object-src 'none'
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-security-policy
script-src 'none'; object-src 'none'
cache-control
no-cache, no-store, must-revalidate
timing-allow-origin
*
pragma
no-cache
cross-origin-resource-policy
cross-origin
x-content-type-options
nosniff
expires
Fri, 01 Jan 1990 00:00:00 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
p3p
policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
content-length
42
date
Tue, 07 Apr 2026 12:45:35 GMT
x-xss-protection
0
content-type
image/gif
server
cafe
GET
H3 		200
 /
www.google.ca/pagead/1p-user-list/977208835/ 		42 B
64 B 		62ms
48ms 		Image
image/gif		 142.251.16.94
Google LLC
General
Check archive.org
Download Go to Show image
Full URL
https://www.google.ca/pagead/1p-user-list/977208835/?random=1775565934823&cv=11&fst=1775563200000&bg=ffffff&guid=ON&async=1&gtm=45be6431v885980185z876383371za20gzb76383371zd76383371xea&gcd=13l3l3l3l1l1&dma=0&tag_exp=0~115616985~115938466~115938469~116991817~117266401~117884344&u_w=1600&u_h=1200&url=https%3A%2F%2Fchamp.hackers.com%2F%3Fr%3Dchampstudy%26c%3Dlecture%2Flec_foreign%26cate1_nm%3D%25EC%25A0%259C2%25EC%2599%25B8%25EA%25B5%25AD%25EC%2596%25B4%26cate2_cd%3Dsf013012%26cate3_cd%3D%26tc_id%3D%26tc_chk_id%3D%26book_id%3D%26level%3Dsf013012%26_C_%3D245652%26utm_source%3Dhaccom%26utm_medium%3Dmain_gate%26utm_campaign%3Dchamp_second_germanylec%26utm_content%3D202002&frm=0&tiba=%ED%86%A0%EC%9D%B5%EC%9D%B8%EA%B0%951%EC%9C%84%20%ED%95%B4%EC%BB%A4%EC%8A%A4%20%EC%B1%94%ED%94%84%EC%8A%A4%ED%84%B0%EB%94%94&hn=www.googleadservices.com&npa=0&pscdl=noapi&auid=380787249.1775565934&uaa=x86&uab=64&uafvl=Chromium%3B146.0.0.0%7CGoogle%2520Chrome%3B146.0.0.0%7CNot-A.Brand%3B24.0.0.0&uamb=0&uam=&uap=Linux&uapv=&uaw=0&_tu=CA&rfmt=3&fmt=3&is_vtc=1&cid=CAQSsAEABaugfRbpcjiEcHkEMhWsUZWeDPhRXYWLQSlCyXW8x32PtfZweFf06HPGjzRmT6DLra8ux0Iw3owOsmviolo-c8eJlpF1RBKIcF_EbkJ-FLbxgiCw6u5jfww3k-ylnOVKmB530mUwOeU2MTyAbB1VWX9K-FEreLitDx0Vd7ecIB01_aVTWGh9lAT4ydK1p1bU9pFpxyZ-Gl5va390LEGAN-0035YWCdNJjezMO7nZtA&random=3633433660&rmt_tld=1&ipr=y
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
142.251.16.94 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
bl-in-f94.1e100.net
Software
cafe /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
Content-Security-Policy script-src 'none'; object-src 'none'
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

content-security-policy
script-src 'none'; object-src 'none'
cache-control
no-cache, no-store, must-revalidate
timing-allow-origin
*
pragma
no-cache
cross-origin-resource-policy
cross-origin
x-content-type-options
nosniff
expires
Fri, 01 Jan 1990 00:00:00 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
p3p
policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
content-length
42
date
Tue, 07 Apr 2026 12:45:35 GMT
x-xss-protection
0
content-type
image/gif
server
cafe
GET
H2 		200
 event Show response
widget.as.criteo.com/
Redirect Chain
  • https://sslwidget.criteo.com/event?a=12388&v=5.45.1&p0=e%3Dce%26m%3D%255B%255D&p1=e%3Dexd%26site_type%3Dd&p2=e%3Dvh&p3=e%3Ddis&bundle=ghsPWF9nYU9qUzJwa3ozOUZDV0Vmb0REc3NXUnQwJTJGQzlJb2pEY0hOM1NVJTJ...
  • https://widget.as.criteo.com/event?a=12388&v=5.45.1&p0=e%3Dce%26m%3D%255B%255D&p1=e%3Dexd%26site_type%3Dd&p2=e%3Dvh&p3=e%3Ddis&bundle=ghsPWF9nYU9qUzJwa3ozOUZDV0Vmb0REc3NXUnQwJTJGQzlJb2pEY0hOM1NVJTJ...
7 KB
3 KB 		788ms
386ms 		Script
application/x-javascript		 182.161.74.48
CRITEO-AS-AP Crit...
General
Check archive.org
Download Go to
Full URL
https://widget.as.criteo.com/event?a=12388&v=5.45.1&p0=e%3Dce%26m%3D%255B%255D&p1=e%3Dexd%26site_type%3Dd&p2=e%3Dvh&p3=e%3Ddis&bundle=ghsPWF9nYU9qUzJwa3ozOUZDV0Vmb0REc3NXUnQwJTJGQzlJb2pEY0hOM1NVJTJCTmpEOGRZbUVKRFdGVkhsdWxPMlJFclg3U1RNeGVMUDltUkNTSk9vTldQNGxSNGpBRVR2NGJMVExLVHIlMkJ1VTZUdXowRjVLamNNbCUyQk9uanVIM000bDVyZGdudVdiNnR4MUJ5dWFsS2dTcWtLOXowZyUzRCUzRA&tld=hackers.com&fu=https%253A%252F%252Fchamp.hackers.com%252F%253Fr%253Dchampstudy%2526c%253Dlecture%252Flec_foreign%2526cate1_nm%253D%2525EC%2525A0%25259C2%2525EC%252599%2525B8%2525EA%2525B5%2525AD%2525EC%252596%2525B4%2526cate2_cd%253Dsf013012%2526cate3_cd%253D%2526tc_id%253D%2526tc_chk_id%253D%2526book_id%253D%2526level%253Dsf013012%2526_C_%253D245652%2526utm_source%253Dhaccom%2526utm_medium%253Dmain_gate%2526utm_campaign%253Dchamp_second_germanylec%2526utm_content%253D202002&ceid=01191c74-a6d7-4666-b370-01fde07a98ed
Protocol
H2
Server
182.161.74.48 , Singapore, ASN55569 (CRITEO-AS-AP Criteo APAC, JP),
Reverse DNS
Software
Kestrel /
Resource Hash
c56cea4b66794186756a9bba27aa23074ab12c4413f87382ab82bfc41b93ea96
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; preload;

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
Referer
https://champ.hackers.com/

Response headers

strict-transport-security
max-age=31536000; preload;
cache-control
no-cache
timing-allow-origin
*
content-encoding
gzip
pragma
no-cache
cross-origin-resource-policy
cross-origin
server-processing-duration-in-ticks
12806590
expires
0
access-control-allow-origin
*
p3p
NON DSP COR CURa PSA PSD OUR BUS NAV STA
date
Tue, 07 Apr 2026 12:45:35 GMT
content-type
application/x-javascript
server
Kestrel

Redirect headers

strict-transport-security
max-age=31536000; preload;
cache-control
no-cache
location
https://widget.as.criteo.com/event?a=12388&v=5.45.1&p0=e%3Dce%26m%3D%255B%255D&p1=e%3Dexd%26site_type%3Dd&p2=e%3Dvh&p3=e%3Ddis&bundle=ghsPWF9nYU9qUzJwa3ozOUZDV0Vmb0REc3NXUnQwJTJGQzlJb2pEY0hOM1NVJTJCTmpEOGRZbUVKRFdGVkhsdWxPMlJFclg3U1RNeGVMUDltUkNTSk9vTldQNGxSNGpBRVR2NGJMVExLVHIlMkJ1VTZUdXowRjVLamNNbCUyQk9uanVIM000bDVyZGdudVdiNnR4MUJ5dWFsS2dTcWtLOXowZyUzRCUzRA&tld=hackers.com&fu=https%253A%252F%252Fchamp.hackers.com%252F%253Fr%253Dchampstudy%2526c%253Dlecture%252Flec_foreign%2526cate1_nm%253D%2525EC%2525A0%25259C2%2525EC%252599%2525B8%2525EA%2525B5%2525AD%2525EC%252596%2525B4%2526cate2_cd%253Dsf013012%2526cate3_cd%253D%2526tc_id%253D%2526tc_chk_id%253D%2526book_id%253D%2526level%253Dsf013012%2526_C_%253D245652%2526utm_source%253Dhaccom%2526utm_medium%253Dmain_gate%2526utm_campaign%253Dchamp_second_germanylec%2526utm_content%253D202002&ceid=01191c74-a6d7-4666-b370-01fde07a98ed
content-encoding
gzip
pragma
no-cache
timing-allow-origin
*
cross-origin-resource-policy
cross-origin
server-processing-duration-in-ticks
727287
expires
0
access-control-allow-origin
*
content-length
0
date
Tue, 07 Apr 2026 12:45:34 GMT
server
Kestrel
GET
H/1.1 		200
OK 		storage Show response
astg.widerplanet.com/delivery/ Frame 9EF1 		1 KB
1 KB 		220ms
219ms 		Document
text/html		 103.105.156.229
ARTISTCOMPANY-AS-...
General
Check archive.org
Download Go to
Full URL
https://astg.widerplanet.com/delivery/storage?request_id=null&wp_uid=2-860a148b69220a2cbee78f664ce44191-s1775565935.843051%7Cetc%7Cchrome-mkdwfh&qsc=1dmwj9c
Requested by
Host: astg.widerplanet.com
URL: https://astg.widerplanet.com/delivery/wpc.php?v=1&ver=4.0&r=1&md=bs&ga=1kt9v3f-1c9v6op-1-1&ty=Home&ti=18501&is_email=false&puid_md5=37a6259cc0c1dae299a7866489dff0bd&puid_sha1=2be88ca4242c76e8253ac62474851065032d6833&puid_sha256=74234e98afe7498fb5daf1f36ac2d78acc339464f950703b8c019892f982b90b&hcuid=2be88ca4242c76e8253ac62474851065032d6833&device=web&charset=UTF-8&tc=1775565934780&loc=https%3A%2F%2Fchamp.hackers.com%2F%3Fr%3Dchampstudy%26c%3Dlecture%2Flec_foreign%26cate1_nm%3D%25EC%25A0%259C2%25EC%2599%25B8%25EA%25B5%25AD%25EC%2596%25B4%26cate2_cd%3Dsf013012%26cate3_cd%3D%26tc_id%3D%26tc_chk_id%3D%26book_id%3D%26level%3Dsf013012%26_C_%3D245652%26utm_source%3Dhaccom%26utm_medium%3Dmain_gate%26utm_campaign%3Dchamp_second_germanylec%26utm_content%3D202002&amver=20260213035406
Protocol
HTTP/1.1
Security
TLS 1.2, RSA, AES_256_CBC
Server
103.105.156.229 , Korea, Republic Of, ASN9639 (ARTISTCOMPANY-AS-KR Artist Company Inc., KR),
Reverse DNS
Software
nginx /
Resource Hash
e803dbf3e8e34ad7cbfef38bd567c353bb67d8f7e658d4e26507e2bbed3f86ce
Security Headers
Name Value
X-Xss-Protection 0

Request headers

Referer
https://champ.hackers.com/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0
sec-ch-ua-platform
"Linux"

Response headers

Cache-Control
private, max-age=0, no-cache
Connection
keep-alive
Content-Encoding
gzip
Content-Language
en-CA
Content-Type
text/html;charset=UTF-8
Date
Tue, 07 Apr 2026 12:45:36 GMT
Expires
Mon, 26 Jul 1997 05:00:00 GMT
P3P
CP="NON DSP COR CURa PSA PSD OUR BUS NAV STA"
Pragma
no-cache
Server
nginx
Transfer-Encoding
chunked
X-XSS-Protection
0
accept-ch
device-memory, dpr, width, viewport-width, rtt, downlink, ect, ua, platform, model, mobile
accept-ch-lifetime
86400
GET

match
act.ds.kakao.com/ Frame 376E 		0
0

GET
H/1.1 		200
OK 		wpg.php
astg.widerplanet.com/delivery/ Frame D268
Redirect Chain
  • https://cm.g.doubleclick.net/pixel?google_nid=wider_planet&google_cm&google_ula=12153253,1775565935&poaid=860a148b69220a2cbee78f664ce44191
  • https://astg.widerplanet.com/delivery/wpg.php?poaid=860a148b69220a2cbee78f664ce44191&google_gid=CAESEEwOJQgEFs8z6M6GWGYOAjM&google_cver=1&google_ula=12153253,0
43 B
630 B 		220ms
219ms 		Image
image/gif		 103.105.156.229
ARTISTCOMPANY-AS-...
General
Check archive.org
Download Go to Show image
Full URL
https://astg.widerplanet.com/delivery/wpg.php?poaid=860a148b69220a2cbee78f664ce44191&google_gid=CAESEEwOJQgEFs8z6M6GWGYOAjM&google_cver=1&google_ula=12153253,0
Requested by
Host: champ.hackers.com
URL: https://champ.hackers.com/?r=champstudy&c=lecture/lec_foreign&cate1_nm=%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4&cate2_cd=sf013012&cate3_cd=&tc_id=&tc_chk_id=&book_id=&level=sf013012&_C_=245652&utm_source=haccom&utm_medium=main_gate&utm_campaign=champ_second_germanylec&utm_content=202002
Protocol
HTTP/1.1
Server
103.105.156.229 , Korea, Republic Of, ASN9639 (ARTISTCOMPANY-AS-KR Artist Company Inc., KR),
Reverse DNS
Software
nginx /
Resource Hash
4e0705327480ad2323cb03d9c450ffcae4a98bf3a5382fa0c7882145ed620e49
Security Headers
Name Value
X-Xss-Protection 0

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
Referer
https://champ.hackers.com/

Response headers

Cache-Control
private, max-age=0, no-cache
Pragma
no-cache
accept-ch
device-memory, dpr, width, viewport-width, rtt, downlink, ect, ua, platform, model, mobile
Connection
keep-alive
accept-ch-lifetime
86400
Expires
Mon, 26 Jul 1997 05:00:00 GMT
Content-Length
43
P3P
CP="CUR ADM OUR NOR STA NID"
Date
Tue, 07 Apr 2026 12:45:36 GMT
X-XSS-Protection
0
Content-Type
image/gif; charset=UTF-8
Content-Language
en-CA
Server
nginx

Redirect headers

cache-control
no-cache, must-revalidate
location
https://astg.widerplanet.com/delivery/wpg.php?poaid=860a148b69220a2cbee78f664ce44191&google_gid=CAESEEwOJQgEFs8z6M6GWGYOAjM&google_cver=1&google_ula=12153253,0
pragma
no-cache
cross-origin-resource-policy
cross-origin
expires
Fri, 01 Jan 1990 00:00:00 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
p3p
policyref="https://googleads.g.doubleclick.net/pagead/gcn_p3p_.xml", CP="CURa ADMa DEVa TAIo PSAo PSDo OUR IND UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR"
content-length
368
date
Tue, 07 Apr 2026 12:45:36 GMT
x-xss-protection
0
content-type
text/html; charset=UTF-8
server
HTTP server (unknown)
GET

/
cm.mman.kr/cm.mezzo/ Frame 54BB 		0
0

GET

pixel
cm-exchange.toast.com/bi/ Frame 33DA 		0
0

GET

setCookie
sbm.nate.com/ Frame ECB8 		0
0

GET

usersync
cm.igaw.io/v1/ Frame C18A 		0
0

GET

match
mixer.mobon.net/ Frame 4A0A 		0
0

GET

pixel
cm-exchange.toast.com/ Frame 751C
Redirect Chain
  • https://sync.bidence.net/dsp/9504ed4c5482b211d593135eb26474aa?dsp_uid=860a148b69220a2cbee78f664ce44191
  • https://cm-exchange.toast.com/pixel?cm_pid=1773203984&cm_puid=ZsdtmujQq9OnK4yW%2DppEKtDJK%2DSryvz0RDH2tyuvcn%2Dl7FP3qsg6TxbSPIyzNhd1%00&toast_push
0
0

GET

WIDER
cookie.momento.dev/cookie/ Frame 6221 		0
0

GET
H3 		200
 tr
www.facebook.com/ 		0
19 B 		81ms
39ms 		Image
text/plain		 57.145.2.1
Facebook
General
Check archive.org
Download Go to Show image
Full URL
https://www.facebook.com/tr?id=773095477969843&ev=PageView&cd[content_type]=product&cd[content_ids]=%5B%22%22%5D&eid=0ae62d64dffe4caa82c61405a2d28da8&cd[application_id]=423936147658676&ud[external_id]=c38df919ec9cd086f69deb98b36b8792335ce5806149f16724670f29d1179587&fbp=fb.1.1775565935000.487928090&cd[p_id]=12388&cd[is_app_event]=n&dl=https%3A%2F%2Fchamp.hackers.com%2F%3Fr%3Dchampstudy%26c%3Dlecture%2Flec_foreign%26cate1_nm%3D%EC%A0%9C2%EC%99%B8%EA%B5%AD%EC%96%B4%26cate2_cd%3Dsf013012%26cate3_cd%3D%26tc_id%3D%26tc_chk_id%3D%26book_id%3D%26level%3Dsf013012%26_C_%3D245652%26utm_source%3Dhaccom%26utm_medium%3Dmain_gate%26utm_campaign%3Dchamp_second_germanylec%26utm_content%3D202002
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
57.145.2.1 Ashburn, United States, ASN32934 (FACEBOOK - Facebook, Inc., US),
Reverse DNS
Software
proxygen-bolt /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

strict-transport-security
max-age=31536000; includeSubDomains
x-fb-connection-quality
EXCELLENT; q=0.9, rtt=31, rtx=0, c=23, mss=1232, tbw=6215, tp=10, tpl=0, uplat=0, ullat=0
cross-origin-resource-policy
cross-origin
access-control-allow-credentials
true
access-control-allow-origin
alt-svc
h3=":443"; ma=86400
content-length
0
date
Tue, 07 Apr 2026 12:45:36 GMT
content-type
text/plain
server
proxygen-bolt
priority
u=3,i
GET

sync
x.bidswitch.net/ul_cb/ Frame 2598
Redirect Chain
  • https://x.bidswitch.net/sync?dsp_id=46&user_id=k-X1bzW4yff9MmER1NRh4tMIrYoXOorF1bMrbfVw&expires=30
  • https://x.bidswitch.net/ul_cb/sync?dsp_id=46&user_id=k-X1bzW4yff9MmER1NRh4tMIrYoXOorF1bMrbfVw&expires=30
0
0

GET
H2 		200
 cookiematch.aspx
dis.criteo.com/dis/rtb/google/ Frame 2598
Redirect Chain
  • https://cm.g.doubleclick.net/pixel?google_nid=cjp&google_sc&google_ula=913071&CriteoUserId=k-ay8uv4yff9MmER1NRh4tMIrYoXPODfzKsv5V6A&google_cm&google_hm=ay1heTh1djR5ZmY5TW1FUjFOUmg0dE1JcllvWFBPRGZ6S...
  • https://dis.criteo.com/dis/rtb/google/cookiematch.aspx?id=&CriteoUserId=k-ay8uv4yff9MmER1NRh4tMIrYoXPODfzKsv5V6A&google_gid=CAESEKcNlPft5_g196fPyRrVA64&google_cver=1&google_ula=913071,0
43 B
715 B 		36ms
32ms 		Image
image/gif		 74.119.117.57
Criteo Corp.
General
Check archive.org
Download Go to Show image
Full URL
https://dis.criteo.com/dis/rtb/google/cookiematch.aspx?id=&CriteoUserId=k-ay8uv4yff9MmER1NRh4tMIrYoXPODfzKsv5V6A&google_gid=CAESEKcNlPft5_g196fPyRrVA64&google_cver=1&google_ula=913071,0
Protocol
H2
Server
74.119.117.57 , United States, ASN19750 (AS-CRITEO - Criteo Corp., US),
Reverse DNS
Software
Kestrel /
Resource Hash
4e0705327480ad2323cb03d9c450ffcae4a98bf3a5382fa0c7882145ed620e49
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; preload;

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
Referer

Response headers

strict-transport-security
max-age=31536000; preload;
cache-control
no-cache
timing-allow-origin
*
pragma
no-cache
cross-origin-resource-policy
cross-origin
server-processing-duration-in-ticks
1402435
expires
Mon, 26 Jul 1997 05:00:00 GMT
p3p
CP='NON DSP COR CURa PSA PSD OUR BUS NAV STA'
date
Tue, 07 Apr 2026 12:45:36 GMT
content-type
image/gif
server
Kestrel

Redirect headers

cache-control
no-cache, must-revalidate
location
https://dis.criteo.com/dis/rtb/google/cookiematch.aspx?id=&CriteoUserId=k-ay8uv4yff9MmER1NRh4tMIrYoXPODfzKsv5V6A&google_gid=CAESEKcNlPft5_g196fPyRrVA64&google_cver=1&google_ula=913071,0
pragma
no-cache
cross-origin-resource-policy
cross-origin
expires
Fri, 01 Jan 1990 00:00:00 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
p3p
policyref="https://googleads.g.doubleclick.net/pagead/gcn_p3p_.xml", CP="CURa ADMa DEVa TAIo PSAo PSDo OUR IND UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR"
content-length
398
date
Tue, 07 Apr 2026 12:45:36 GMT
x-xss-protection
0
content-type
text/html; charset=UTF-8
server
HTTP server (unknown)
GET
H2 		200
 cookiematch.aspx
dis.criteo.com/dis/rtb/appnexus/ Frame 2598
Redirect Chain
  • https://ib.adnxs.com/getuid?https://dis.criteo.com/dis/rtb/appnexus/cookiematch.aspx?appnxsid=$UID
  • https://ib.adnxs.com/bounce?%2Fgetuid%3Fhttps%3A%2F%2Fdis.criteo.com%2Fdis%2Frtb%2Fappnexus%2Fcookiematch.aspx%3Fappnxsid%3D%24UID
  • https://dis.criteo.com/dis/rtb/appnexus/cookiematch.aspx?appnxsid=3337317890136289929
43 B
715 B 		34ms
31ms 		Image
image/gif		 74.119.117.57
Criteo Corp.
General
Check archive.org
Download Go to Show image
Full URL
https://dis.criteo.com/dis/rtb/appnexus/cookiematch.aspx?appnxsid=3337317890136289929
Protocol
H2
Server
74.119.117.57 , United States, ASN19750 (AS-CRITEO - Criteo Corp., US),
Reverse DNS
Software
Kestrel /
Resource Hash
4e0705327480ad2323cb03d9c450ffcae4a98bf3a5382fa0c7882145ed620e49
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; preload;

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
Referer

Response headers

strict-transport-security
max-age=31536000; preload;
cache-control
no-cache
timing-allow-origin
*
pragma
no-cache
cross-origin-resource-policy
cross-origin
server-processing-duration-in-ticks
1341273
expires
Mon, 26 Jul 1997 05:00:00 GMT
p3p
CP='NON DSP COR CURa PSA PSD OUR BUS NAV STA'
date
Tue, 07 Apr 2026 12:45:36 GMT
content-type
image/gif
server
Kestrel

Redirect headers

cache-control
no-store, no-cache, private
location
https://dis.criteo.com/dis/rtb/appnexus/cookiematch.aspx?appnxsid=3337317890136289929
pragma
no-cache
accept-ch
Sec-CH-UA-Full-Version-List,Sec-CH-UA-Arch,Sec-CH-UA-Model,Sec-CH-UA-Platform-Version,Sec-CH-UA-Bitness
access-control-allow-credentials
true
x-proxy-origin
139.28.218.4; 139.28.218.4; 584.bm-nginx-loadbalancer.mgmt.nym2.adnexus.net; *.adnxs.com
expires
Sat, 15 Nov 2008 16:00:00 GMT
access-control-allow-origin
*
an-x-request-uuid
50c3e8cf-ac8d-4a6a-85c5-15aa390c5f8f
content-length
0
p3p
policyref="http://cdn.adnxs-simple.com/w3c/policy/p3p.xml", CP="NOI DSP COR ADM PSAo PSDo OURo SAMo UNRo OTRo BUS COM NAV DEM STA PRE"
date
Tue, 07 Apr 2026 12:45:36 GMT
x-xss-protection
0
content-type
text/html; charset=utf-8
server
nginx/1.25.5
GET

SPug
simage4.pubmatic.com/AdServer/ Frame 2598 		0
0

GET

cksync.php
cs.media.net/ Frame 2598 		0
0

GET

rum
r.casalemedia.com/ Frame 2598 		0
0

GET

sync
gum.criteo.com/ Frame 2598 		0
0

GET

28292
i.liadm.com/s/ Frame 2598 		0
0

GET

push
exchange.mediavine.com/usersync/ Frame 2598 		0
0

GET

c.gif
c.bing.com/ Frame 2598 		0
0

GET

1017
jadserve.postrelease.com/suid/ Frame 2598 		0
0

GET

cookie-sync
sync.outbrain.com/ Frame 2598 		0
0

GET

Pug
simage2.pubmatic.com/AdServer/ Frame 2598 		0
0

GET

pixel_sync
trends.revcontent.com/cm/ Frame 2598 		0
0

GET

tap.php
pixel.rubiconproject.com/ Frame 2598 		0
0

GET

/
rtb-csync.smartadserver.com/redir/ Frame 2598 		0
0

GET

/
sync-t1.taboola.com/sg/criteortb-network/1/rtb-h/ Frame 2598 		0
0

GET

um
criteo-sync.teads.tv/ Frame 2598 		0
0

GET

sync
criteo-partners.tremorhub.com/ Frame 2598 		0
0

GET

sync.htm
ade.clmbtech.com/uid/ Frame 2598 		0
0

GET

xuid
eb2.3lift.com/ Frame 2598 		0
0

GET

k-WZZ_e4yff9MmER1NRh4tMIrYoXPQ0MGdVRAmww
sync.1rx.io/usersync/criteodsp/ Frame 2598 		0
0

GET

qhkiuivucfn4qhkiuivucf.json
cdn.onetag.co.kr/tcs/cf/p/ 		0
0

GET

kp.js
t1.daumcdn.net/adfit/static/ 		0
0

GET

setuid
ib.adnxs.com/ Frame 2598 		0
0

GET
H2 		200
 g.pixel
aa.agkn.com/adscores/ Frame 2598
Redirect Chain
  • https://gum.criteo.com/sync?c=9&r=1&a=1&u=https%3A%2F%2Faa.agkn.com%2Fadscores%2Fg.pixel%3Fsid%3D9212273938%26ct%3D%40USERID%40
  • https://aa.agkn.com/adscores/g.pixel?sid=9212273938&ct=fW8Q4F9oMFFMS1N0Z1FXSGJwYXRORFYwTXRQNkxNdkFuN2c1RzJKVGlMbUFiNWFTQUFnUllVVlBiemxhTnRjWXF5cFll
0
464 B 		179ms
87ms 		Image
text/plain		 3.167.112.93
General
Check archive.org
Download Go to Show image
Full URL
https://aa.agkn.com/adscores/g.pixel?sid=9212273938&ct=fW8Q4F9oMFFMS1N0Z1FXSGJwYXRORFYwTXRQNkxNdkFuN2c1RzJKVGlMbUFiNWFTQUFnUllVVlBiemxhTnRjWXF5cFll
Protocol
H2
Server
3.167.112.93 -, , ASN (),
Reverse DNS
Software
AAWebServer /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
Referer

Response headers

cache-control
no-cache, no-store, must-revalidate
pragma
no-cache
access-control-allow-methods
GET, OPTIONS
via
1.1 7ed6222f7e560bc392fd7d47d98df770.cloudfront.net (CloudFront)
expires
0
access-control-allow-origin
*
x-cache
Miss from cloudfront
p3p
policyref="https://www.agkn.com/p3p/p3p.xml",CP="NOI NID"
x-amz-cf-id
BCVzqgnZz9YF8wJMDgZFcubjBYw0GniA91RbGjd0UiKyMI2DgkiOGg==
date
Tue, 07 Apr 2026 12:45:36 GMT
x-amz-cf-pop
IAD55-P8
server
AAWebServer
access-control-allow-headers
accept, cache-control, origin, x-requested-with, x-file-name, content-type

Redirect headers

strict-transport-security
max-age=31536000; preload;
cache-control
private, max-age=0, no-cache, no-store, must-revalidate
location
https://aa.agkn.com/adscores/g.pixel?sid=9212273938&ct=fW8Q4F9oMFFMS1N0Z1FXSGJwYXRORFYwTXRQNkxNdkFuN2c1RzJKVGlMbUFiNWFTQUFnUllVVlBiemxhTnRjWXF5cFll
content-length
0
date
Tue, 07 Apr 2026 12:45:36 GMT
server
Kestrel
server-processing-duration-in-ticks
1283368
GET
H2 		200
 qhkiuivucfn4qhkiuivucf.json Show response
cdn.onetag.co.kr/tcs/cf/p/ 		875 B
679 B 		647ms
485ms 		XHR
application/json		 110.9.64.14
SKB-AS SK Broadba...
General
Check archive.org
Download Go to
Full URL
https://cdn.onetag.co.kr/tcs/cf/p/qhkiuivucfn4qhkiuivucf.json?v=04070545
Requested by
Host: cdn.onetag.co.kr
URL: https://cdn.onetag.co.kr/0/tcs.js?eid=qhkiuivucfn4qhkiuivucf
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
110.9.64.14 Nowon-gu, Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx, Apache /
Resource Hash
264c189f8081ee4edfd927e5bc920d3e3bb230ad68ea12193da2331da2dde3ea

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
Accept-Language
gzip
Accept
*/*
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua-mobile
?0

Response headers

x-cache-status
HIT, HIT
content-encoding
gzip
etag
"308166-36b-629594c8f4b43"
access-control-allow-credentials
true
accept-ranges
bytes, bytes
access-control-allow-origin
*
content-length
388
date
Tue, 07 Apr 2026 12:45:37 GMT
content-type
application/json
last-modified
Mon, 16 Dec 2024 01:42:53 GMT
server
nginx, Apache
vary
Accept-Encoding
GET
H/1.1 		200
OK 		mtm.js Show response
cdn.megadata.co.kr/dist/prod/v2/ 		61 KB
18 KB 		1661ms
592ms 		Script
text/javascript		 222.239.11.20
General
Check archive.org
Download Go to
Full URL
https://cdn.megadata.co.kr/dist/prod/v2/mtm.js?adverId=champstudy
Requested by
Host: cdn.onetag.co.kr
URL: https://cdn.onetag.co.kr/0/tcs.js?eid=qhkiuivucfn4qhkiuivucf
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
222.239.11.20 -, , ASN (),
Reverse DNS
Software
Apache /
Resource Hash
321f64667eb6094ba57326275325d12acbd02063a9bd9570e7e436936b67e2b9

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

X-Cache-Status
EXPIRED, HIT
Content-Encoding
gzip
ETag
"48229d-f5d0-64e493ce2f28a"
Connection
keep-alive
Access-Control-Allow-Credentials
true
Accept-Ranges
bytes, bytes
Access-Control-Allow-Origin
*
Content-Length
18117
Keep-Alive
timeout=10
Date
Tue, 07 Apr 2026 12:45:38 GMT
Content-Type
text/javascript
Last-Modified
Tue, 31 Mar 2026 03:05:21 GMT
Vary
Accept-Encoding
Server
Apache
GET
H2 		200
 foot_slide1_03.png
gscdn.hackers.co.kr/hacademia/images/common/footer/ Frame A367 		4 KB
4 KB 		214ms
204ms 		Image
image/png		 1.248.254.84
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/hacademia/images/common/footer/foot_slide1_03.png
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
1.248.254.84 Nowon-gu, Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
6167127175bc26b26ad472395ce9a772d22380bfa5824309f8fbcb32debb1e19

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"633ebf4f-113b"
age
111779
accept-ranges
bytes
content-length
4411
date
Tue, 07 Apr 2026 12:45:37 GMT
last-modified
Thu, 06 Oct 2022 11:43:11 GMT
content-type
image/png
server
nginx
GET
H2 		200
 foot_2026_sd14.png
cdn.hackers.ac/srv/images/common/footer/slide/ Frame A367 		25 KB
26 KB 		45ms
35ms 		Image
image/png		 3.170.42.99
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.ac/srv/images/common/footer/slide/foot_2026_sd14.png
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
3.170.42.99 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-3-170-42-99.iad61.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
8ddd2d38c66daf618ade2b26bd6807a07872ee342b1aecc3bf648e7e05226e73

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

x-amz-version-id
ouDZRR7WWesDQ0re6MSlsA2yS6mcYAmC
etag
"09871dbefdcbbfa6b566b041ee600bd7"
age
1175
x-cache
Hit from cloudfront
x-amz-cf-id
zDO921SmpIS49GqRf-C7JIgpIyGMboSCb7e7zzHOPXpmixKFwAsyPA==
date
Tue, 07 Apr 2026 12:26:03 GMT
content-type
image/png
vary
Accept-Encoding
last-modified
Thu, 22 Jan 2026 04:17:03 GMT
x-amz-meta-content-type
image/png
content-disposition
inline; filename*=UTF-8''foot_2026_sd14.png
via
1.1 a71dc86d67780d7478c72e1b147b8a32.cloudfront.net (CloudFront)
accept-ranges
bytes
content-length
25607
x-amz-meta-original-filename
foot_2026_sd14.png
x-amz-cf-pop
IAD61-P10
server
AmazonS3
x-amz-server-side-encryption
AES256
GET
H2 		200
 foot_2026_sd15.png
cdn.hackers.ac/srv/images/common/footer/slide/ Frame A367 		17 KB
18 KB 		71ms
61ms 		Image
image/png		 3.170.42.99
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.ac/srv/images/common/footer/slide/foot_2026_sd15.png
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
3.170.42.99 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-3-170-42-99.iad61.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
84855a0b084edf5a81d387f307e4f01a7dc090e92a2a67911f0471396a94c2cf

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

x-amz-version-id
mBqpaKynWYLqhqHllamm0v6Hgw_fHAS8
etag
"727c08887b83347bd2746fe40a67d50e"
age
1174
x-cache
Hit from cloudfront
x-amz-cf-id
aLxqNWCWC8Ia5oHB2KJgNzNtZMXsDQE3zEXKqHS6EBziZoGvAnwYnw==
date
Tue, 07 Apr 2026 12:45:37 GMT
content-type
image/png
vary
Accept-Encoding
last-modified
Thu, 22 Jan 2026 04:17:03 GMT
x-amz-meta-content-type
image/png
content-disposition
inline; filename*=UTF-8''foot_2026_sd15.png
via
1.1 a71dc86d67780d7478c72e1b147b8a32.cloudfront.net (CloudFront)
accept-ranges
bytes
content-length
17663
x-amz-meta-original-filename
foot_2026_sd15.png
x-amz-cf-pop
IAD61-P10
server
AmazonS3
x-amz-server-side-encryption
AES256
GET
H2 		200
 foot_2026_sd16.png
cdn.hackers.ac/srv/images/common/footer/slide/ Frame A367 		15 KB
16 KB 		74ms
64ms 		Image
image/png		 3.170.42.99
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.ac/srv/images/common/footer/slide/foot_2026_sd16.png
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
3.170.42.99 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-3-170-42-99.iad61.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
90a05a8d71cf30a9a75ca8688d31b0869b18566244eb0d24d8997c121c917c37

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

x-amz-version-id
cMdHW.sd8N7VpjPkCpCAdYVP74U0OaPZ
etag
"eb7425ffc2888877524e1ccb7253754a"
age
1173
x-cache
Hit from cloudfront
x-amz-cf-id
uy6vVbkvoZ6ZrQLzkxIbZa1DQeUdiyDkf7BY0MDu1hnIA74B27uZNQ==
date
Tue, 07 Apr 2026 12:45:37 GMT
content-type
image/png
vary
Accept-Encoding
last-modified
Thu, 22 Jan 2026 04:17:03 GMT
x-amz-meta-content-type
image/png
content-disposition
inline; filename*=UTF-8''foot_2026_sd16.png
via
1.1 a71dc86d67780d7478c72e1b147b8a32.cloudfront.net (CloudFront)
accept-ranges
bytes
content-length
15379
x-amz-meta-original-filename
foot_2026_sd16.png
x-amz-cf-pop
IAD61-P10
server
AmazonS3
x-amz-server-side-encryption
AES256
GET
H2 		200
 foot_slide2_1.png
cdn.hackers.ac/upload-kt/haca_img/images/common/footer/ Frame A367 		8 KB
8 KB 		59ms
49ms 		Image
image/png		 3.170.42.99
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.ac/upload-kt/haca_img/images/common/footer/foot_slide2_1.png
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
3.170.42.99 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-3-170-42-99.iad61.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
684a0b8c21d6931e7d60be54ef7ee190cf4cd7d9970453682d5cc54806530317

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

x-amz-version-id
QerLTgcyNKt6AbrJR4O8fVj29x1962gz
etag
"cebaf38daf58375e03ed0c9f748a40dc"
age
44075
via
1.1 a71dc86d67780d7478c72e1b147b8a32.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
8009
x-amz-cf-id
hcquu27hlhsFd11zLhaxWmO2m0zHJ5UYfMXO3_6g9zAR4GU9UOI9gg==
date
Tue, 07 Apr 2026 00:31:03 GMT
content-type
image/png
last-modified
Tue, 06 Feb 2024 09:13:53 GMT
server
AmazonS3
x-amz-cf-pop
IAD61-P10
x-amz-server-side-encryption
AES256
GET
H2 		200
 foot_slide2_2.png
cdn.hackers.ac/upload-kt/haca_img/images/common/footer/ Frame A367 		8 KB
8 KB 		64ms
54ms 		Image
image/png		 3.170.42.99
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.ac/upload-kt/haca_img/images/common/footer/foot_slide2_2.png
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
3.170.42.99 , United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-3-170-42-99.iad61.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
824a82d095785e57ab9cc3f058fd13f088bcf38a064504696172228e42436fab

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

x-amz-version-id
eqvfK069qQA_m7qktbvYLXXuuJMvv4Jv
etag
"8ff9ccda5f587e63fe571b287eea871d"
age
77320
via
1.1 a71dc86d67780d7478c72e1b147b8a32.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Hit from cloudfront
content-length
8106
x-amz-cf-id
HeKhwbMc4Nu5y3PrAI5dfbsF2YsJARIe1y0ZtWIg3G9Erxb1pz1KaA==
date
Mon, 06 Apr 2026 15:16:58 GMT
content-type
image/png
last-modified
Tue, 06 Feb 2024 09:13:53 GMT
server
AmazonS3
x-amz-cf-pop
IAD61-P10
x-amz-server-side-encryption
AES256
GET
H2 		200
 foot_slide1_B.png
gscdn.hackers.co.kr/hacademia/images/common/footer/ Frame A367 		4 KB
0 		4ms
4ms 		Image
image/png		 1.248.254.84
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/hacademia/images/common/footer/foot_slide1_B.png
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
1.248.254.84 Nowon-gu, Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
1a691ff5761a978ddcd744db8989b773f47f6ca4970d98d9f7d9412d810e0f54

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"633ebf51-f9b"
age
39865
accept-ranges
bytes
content-length
3995
date
Tue, 07 Apr 2026 12:45:33 GMT
last-modified
Thu, 06 Oct 2022 11:43:13 GMT
content-type
image/png
server
nginx
GET
H2 		200
 foot_slide1_01.png
gscdn.hackers.co.kr/hacademia/images/common/footer/ Frame A367 		4 KB
0 		5ms
5ms 		Image
image/png		 1.248.254.84
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/hacademia/images/common/footer/foot_slide1_01.png
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
1.248.254.84 Nowon-gu, Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
259b56825ce79002ebcd54f08b6ba550dd062b068ea4c2941fda22ec13e76c77

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"633ebf4e-11bf"
age
116609
accept-ranges
bytes
content-length
4543
date
Tue, 07 Apr 2026 12:45:33 GMT
last-modified
Thu, 06 Oct 2022 11:43:10 GMT
content-type
image/png
server
nginx
GET
H2 		200
 foot_slide3_06.png
gscdn.hackers.co.kr/hacademia/images/common/footer/ Frame A367 		4 KB
0 		7ms
7ms 		Image
image/png		 1.248.254.84
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/hacademia/images/common/footer/foot_slide3_06.png
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
1.248.254.84 Nowon-gu, Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
cf3b6f888cbe4c3503bc9df219517d12c0e039c2399c8ee88629ec311cd96b4a

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"633ebf4e-100f"
age
95811
accept-ranges
bytes
content-length
4111
date
Tue, 07 Apr 2026 12:45:33 GMT
last-modified
Thu, 06 Oct 2022 11:43:10 GMT
content-type
image/png
server
nginx
GET
H2 		200
 foot_slide1_02.png
gscdn.hackers.co.kr/hacademia/images/common/footer/ Frame A367 		4 KB
0 		8ms
8ms 		Image
image/png		 1.248.254.84
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/hacademia/images/common/footer/foot_slide1_02.png
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
1.248.254.84 Nowon-gu, Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
3a6f1ba5fd838932c4b8f186c1b2876edb72d53d4aa80cda75e2750b7adb9d7a

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"633ebf4f-107b"
age
109070
accept-ranges
bytes
content-length
4219
date
Tue, 07 Apr 2026 12:45:33 GMT
last-modified
Thu, 06 Oct 2022 11:43:11 GMT
content-type
image/png
server
nginx
GET
H/1.1 		200
OK 		champstudy.json Show response
cdn.megadata.co.kr/dist/config/id/ 		161 B
612 B 		839ms
408ms 		Fetch
application/json		 222.239.11.20
General
Check archive.org
Download Go to
Full URL
https://cdn.megadata.co.kr/dist/config/id/champstudy.json
Requested by
Host: cdn.megadata.co.kr
URL: https://cdn.megadata.co.kr/dist/prod/v2/mtm.js?adverId=champstudy
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
222.239.11.20 -, , ASN (),
Reverse DNS
Software
Apache /
Resource Hash
a0ce39a741b7e662813459b06f8d4381fc063fe3e752e0b634c0e6d6a8849f52

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

X-Cache-Status
EXPIRED, REVALIDATED
Content-Encoding
gzip
ETag
"446f4e-a1-629597b41c540"
Connection
keep-alive
Access-Control-Allow-Credentials
true
Accept-Ranges
bytes, bytes
Access-Control-Allow-Origin
*
Content-Length
143
Keep-Alive
timeout=10
Date
Tue, 07 Apr 2026 12:45:39 GMT
Content-Type
application/json
Last-Modified
Mon, 16 Dec 2024 01:55:57 GMT
Vary
Accept-Encoding
Server
Apache
POST
H2 		204
 collect
analytics.google.com/g/ 		0
0 		91ms
89ms 		Fetch
text/plain		 142.251.111.113
Google LLC
General
Check archive.org
Download Go to
Full URL
https://analytics.google.com/g/collect?v=2&tid=G-QSLSW7WENJ&gtm=45je6431v887995369z876383371za20gzb76383371zd76383371&_p=1775565933911&gcd=13l3l3l3l1l1&npa=0&dma=0&cid=1486854937.1775565935&ul=en-ca&sr=1600x1200&ir=1&uaa=x86&uab=64&uafvl=Chromium%3B146.0.0.0%7CGoogle%2520Chrome%3B146.0.0.0%7CNot-A.Brand%3B24.0.0.0&uamb=0&uam=&uap=Linux&uapv=&uaw=0&are=1&frm=0&pscdl=noapi&_eu=EAAAAGQ&tag_exp=0~115938466~115938468~116991816~118128922&sid=1775565934&sct=1&seg=0&dl=https%3A%2F%2Fchamp.hackers.com%2F%3Fr%3Dchampstudy%26c%3Dlecture%2Flec_foreign%26cate1_nm%3D%25EC%25A0%259C2%25EC%2599%25B8%25EA%25B5%25AD%25EC%2596%25B4%26cate2_cd%3Dsf013012%26cate3_cd%3D%26tc_id%3D%26tc_chk_id%3D%26book_id%3D%26level%3Dsf013012%26_C_%3D245652%26utm_source%3Dhaccom%26utm_medium%3Dmain_gate%26utm_campaign%3Dchamp_second_germanylec%26utm_content%3D202002&dt=%ED%86%A0%EC%9D%B5%EC%9D%B8%EA%B0%951%EC%9C%84%20%ED%95%B4%EC%BB%A4%EC%8A%A4%20%EC%B1%94%ED%94%84%EC%8A%A4%ED%84%B0%EB%94%94&_tu=QA&uid=&_s=2&tfd=11863
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-QSLSW7WENJ&cx=c&gtm=4e6431
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
142.251.111.113 , United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
bk-in-f113.1e100.net
Software
Golfe2 /
Resource Hash

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
Content-Type
text/plain;charset=UTF-8
sec-ch-ua-mobile
?0

Response headers

cache-control
no-cache, no-store, must-revalidate
pragma
no-cache
cross-origin-resource-policy
cross-origin
access-control-allow-credentials
true
content-security-policy-report-only
script-src 'none'; form-action 'none'; frame-src 'none'; report-uri https://csp.withgoogle.com/csp/scaffolding/ascnsrsggc:178:0
report-to
{"group":"ascnsrsggc:178:0","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/scaffolding/ascnsrsggc:178:0"}],}
expires
Fri, 01 Jan 1990 00:00:00 GMT
access-control-allow-origin
https://champ.hackers.com
cross-origin-opener-policy-report-only
same-origin; report-to=ascnsrsggc:178:0
content-length
0
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date
Tue, 07 Apr 2026 12:45:39 GMT
content-type
text/plain
server
Golfe2
GET
H/1.1 		200
OK 		champstudy.json Show response
cdn.megadata.co.kr/dist/config/custom/ 		1 KB
634 B 		259ms
258ms 		Fetch
application/json		 222.239.11.20
General
Check archive.org
Download Go to
Full URL
https://cdn.megadata.co.kr/dist/config/custom/champstudy.json
Requested by
Host: cdn.megadata.co.kr
URL: https://cdn.megadata.co.kr/dist/prod/v2/mtm.js?adverId=champstudy
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
222.239.11.20 -, , ASN (),
Reverse DNS
Software
Apache /
Resource Hash
7f4449b874863475d89613cfdddffba66dff45927b1750854cd0849f4766fa51

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

X-Cache-Status
EXPIRED, REVALIDATED
Content-Encoding
gzip
ETag
"446f9b-412-629597b41c540"
Connection
keep-alive
Access-Control-Allow-Credentials
true
Accept-Ranges
bytes, bytes
Access-Control-Allow-Origin
*
Content-Length
164
Keep-Alive
timeout=10
Date
Tue, 07 Apr 2026 12:45:39 GMT
Content-Type
application/json
Last-Modified
Mon, 16 Dec 2024 01:55:57 GMT
Vary
Accept-Encoding
Server
Apache
GET
H/1.1 		200
OK 		selfHostedMod.bundle.js Show response
cdn.megadata.co.kr/dist/prod/v2/ 		3 KB
1 KB 		211ms
210ms 		Script
text/javascript		 222.239.11.20
General
Check archive.org
Download Go to
Full URL
https://cdn.megadata.co.kr/dist/prod/v2/selfHostedMod.bundle.js
Requested by
Host: cdn.megadata.co.kr
URL: https://cdn.megadata.co.kr/dist/prod/v2/mtm.js?adverId=champstudy
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
222.239.11.20 -, , ASN (),
Reverse DNS
Software
Apache /
Resource Hash
95f21f294ec27c47fc6e3b35e69c6d888e008f65ca2ab32bb77f198313f229d1

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

X-Cache-Status
EXPIRED, HIT
Content-Encoding
gzip
ETag
"4822a0-aca-64e493ce17b8a"
Connection
keep-alive
Access-Control-Allow-Credentials
true
Accept-Ranges
bytes, bytes
Access-Control-Allow-Origin
*
Content-Length
872
Keep-Alive
timeout=10
Date
Tue, 07 Apr 2026 12:45:40 GMT
Content-Type
text/javascript
Last-Modified
Tue, 31 Mar 2026 03:05:21 GMT
Vary
Accept-Encoding
Server
Apache
POST
H/1.1 		200
OK 		common Show response
tk.mediacategory.com/aggregate/mssg/ 		167 B
1 KB 		866ms
445ms 		Fetch
application/json		 119.205.238.104
General
Check archive.org
Download Go to
Full URL
https://tk.mediacategory.com/aggregate/mssg/common
Requested by
Host: cdn.megadata.co.kr
URL: https://cdn.megadata.co.kr/dist/prod/v2/mtm.js?adverId=champstudy
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
119.205.238.104 -, , ASN (),
Reverse DNS
Software
openresty /
Resource Hash
34ca8c02ecbbab329e33951b4dc1e88e2e619af8c5bfe1c285ecf7a442e5a691
Security Headers
Name Value
Strict-Transport-Security max-age=31536000 ; includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
Content-Type
application/json;charset=UTF-8
ENP-Referrer
sec-ch-ua-mobile
?0

Response headers

Access-Control-Expose-Headers
Content-Length,Content-Range
X-Content-Type-Options
nosniff
Access-Control-Allow-Methods
GET, POST, OPTIONS
Expires
0
Date
Tue, 07 Apr 2026 12:45:41 GMT
Content-Type
application/json
Access-Control-Allow-Headers
*
Transfer-Encoding
chunked
Strict-Transport-Security
max-age=31536000 ; includeSubDomains
X-Frame-Options
SAMEORIGIN
Cache-Control
no-cache, no-store, max-age=0, must-revalidate
Pragma
no-cache
Connection
keep-alive
Access-Control-Allow-Credentials
true
Access-Control-Allow-Origin
https://champ.hackers.com
X-XSS-Protection
1; mode=block
Server
openresty
POST

redirectUrl
api.mediacategory.com/rtb/ 		0
0

OPTIONS
H/1.1 		204
No Content 		common
tk.mediacategory.com/aggregate/mssg/ Frame 		0
0 		899ms
370ms 		Preflight
text/plain		 119.205.238.104
General
Check archive.org
Download Go to
Full URL
https://tk.mediacategory.com/aggregate/mssg/common
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
119.205.238.104 -, , ASN (),
Reverse DNS
Software
openresty /
Resource Hash

Request headers

Accept
*/*
Access-Control-Request-Headers
content-type,enp-referrer
Access-Control-Request-Method
POST
Origin
https://champ.hackers.com
Sec-Fetch-Mode
cors
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36

Response headers

Access-Control-Allow-Credentials
true
Access-Control-Allow-Headers
Content-Type,Enp-Referrer,*
Access-Control-Allow-Methods
GET, POST, OPTIONS
Access-Control-Allow-Origin
https://champ.hackers.com
Access-Control-Max-Age
1728000
Connection
keep-alive
Content-Length
0
Content-Type
text/plain; charset=utf-8
Date
Tue, 07 Apr 2026 12:45:40 GMT
Server
openresty
OPTIONS
H/1.1 		204
No Content 		redirectUrl
api.mediacategory.com/rtb/ Frame 		0
0 		917ms
377ms 		Preflight
text/plain		 119.205.238.104
General
Check archive.org
Download Go to
Full URL
https://api.mediacategory.com/rtb/redirectUrl
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
119.205.238.104 -, , ASN (),
Reverse DNS
Software
openresty /
Resource Hash

Request headers

Accept
*/*
Access-Control-Request-Headers
content-type,enp-referrer
Access-Control-Request-Method
POST
Origin
https://champ.hackers.com
Sec-Fetch-Mode
cors
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36

Response headers

Access-Control-Allow-Credentials
true
Access-Control-Allow-Headers
Content-Type,Enp-Referrer,*
Access-Control-Allow-Methods
GET, POST, OPTIONS
Access-Control-Allow-Origin
https://champ.hackers.com
Access-Control-Max-Age
1728000
Connection
keep-alive
Content-Length
0
Content-Type
text/plain; charset=utf-8
Date
Tue, 07 Apr 2026 12:45:40 GMT
Server
openresty
GET
H2 		200
 foot_slide1_00.png
gscdn.hackers.co.kr/hacademia/images/common/footer/ Frame A367 		5 KB
5 KB 		212ms
210ms 		Image
image/png		 1.248.254.84
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/hacademia/images/common/footer/foot_slide1_00.png
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
1.248.254.84 Nowon-gu, Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
557c64132a9c4440023f488344e6ca5250b2ad1066284fe24be40fcfc6862a5b

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"633ebf4e-1237"
age
120436
accept-ranges
bytes
content-length
4663
date
Tue, 07 Apr 2026 12:45:41 GMT
last-modified
Thu, 06 Oct 2022 11:43:10 GMT
content-type
image/png
server
nginx
POST
H/1.1 		200
OK 		redirectUrl Show response
api.clickon.kr/rtb/ 		134 B
921 B 		663ms
254ms 		Fetch
application/json		 119.205.238.104
General
Check archive.org
Download Go to
Full URL
https://api.clickon.kr/rtb/redirectUrl
Requested by
Host: cdn.megadata.co.kr
URL: https://cdn.megadata.co.kr/dist/prod/v2/mtm.js?adverId=champstudy
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
119.205.238.104 -, , ASN (),
Reverse DNS
Software
openresty /
Resource Hash
9fb7bb4a17cf2d8dbc5bb60ee5d4333de0f1fbecefa7a6630f70da6dd9cd85cc
Security Headers
Name Value
Strict-Transport-Security max-age=31536000 ; includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
Content-Type
application/json;charset=UTF-8
ENP-Referrer
sec-ch-ua-mobile
?0

Response headers

Access-Control-Expose-Headers
Content-Length,Content-Range
X-Content-Type-Options
nosniff
Access-Control-Allow-Methods
GET, POST, OPTIONS
Expires
0
Date
Tue, 07 Apr 2026 12:45:42 GMT
Content-Type
application/json
Access-Control-Allow-Headers
*
Transfer-Encoding
chunked
Strict-Transport-Security
max-age=31536000 ; includeSubDomains
X-Frame-Options
SAMEORIGIN
Cache-Control
no-cache, no-store, max-age=0, must-revalidate
Pragma
no-cache
Connection
keep-alive
Access-Control-Allow-Credentials
true
Access-Control-Allow-Origin
https://champ.hackers.com
X-XSS-Protection
1; mode=block
Server
openresty
OPTIONS
H/1.1 		204
No Content 		redirectUrl
api.clickon.kr/rtb/ Frame 		0
0 		803ms
382ms 		Preflight
text/plain		 119.205.238.104
General
Check archive.org
Download Go to
Full URL
https://api.clickon.kr/rtb/redirectUrl
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
119.205.238.104 -, , ASN (),
Reverse DNS
Software
openresty /
Resource Hash

Request headers

Accept
*/*
Access-Control-Request-Headers
content-type,enp-referrer
Access-Control-Request-Method
POST
Origin
https://champ.hackers.com
Sec-Fetch-Mode
cors
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36

Response headers

Access-Control-Allow-Credentials
true
Access-Control-Allow-Headers
Content-Type,Enp-Referrer,*
Access-Control-Allow-Methods
GET, POST, OPTIONS
Access-Control-Allow-Origin
https://champ.hackers.com
Access-Control-Max-Age
1728000
Connection
keep-alive
Content-Length
0
Content-Type
text/plain; charset=utf-8
Date
Tue, 07 Apr 2026 12:45:42 GMT
Server
openresty
GET
H2 		200
 top_bnr03.jpg
cdn.hackers.com/hackersingang/champ/img/main/v19/ 		52 KB
53 KB 		652ms
651ms 		Image
image/jpeg		 18.160.10.75
Amazon.com
General
Check archive.org
Download Go to Show image
Full URL
https://cdn.hackers.com/hackersingang/champ/img/main/v19/top_bnr03.jpg
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
18.160.10.75 Seattle, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
server-18-160-10-75.iad12.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
594798732d6f49814def328ec19f81ec762c824cd74c9b73b53ce844410d8c40

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://champ.hackers.com/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

x-amz-cf-pop
IAD12-P3
x-amz-version-id
fjDmC5B2dQXHlNH_GXuoAScQPthhNRTH
etag
"49ba7c6fa527d7c464e95f82fbd65f4a"
via
1.1 f57a09c5455a80253c61001d750462e6.cloudfront.net (CloudFront)
accept-ranges
bytes
x-cache
Miss from cloudfront
content-length
53590
x-amz-cf-id
gX-H2aT6h7ZzAc0F5Z6gK92a1ziSRQz8uYPkhgP4qFHSp7QLTMDCDw==
date
Tue, 07 Apr 2026 12:45:45 GMT
content-type
image/jpeg
last-modified
Mon, 07 Jul 2025 01:51:45 GMT
server
AmazonS3
content-disposition
inline; filename="top_bnr03.jpg"
x-amz-server-side-encryption
AES256
GET
H2 		200
 foot_slide1_04_2.png
gscdn.hackers.co.kr/hacademia/images/common/footer/ Frame A367 		6 KB
6 KB 		208ms
207ms 		Image
image/png		 1.248.254.84
SKB-AS SK Broadba...
General
Check archive.org
Download Go to Show image
Full URL
https://gscdn.hackers.co.kr/hacademia/images/common/footer/foot_slide1_04_2.png
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
1.248.254.84 Nowon-gu, Korea, Republic Of, ASN9318 (SKB-AS SK Broadband Co Ltd, KR),
Reverse DNS
Software
nginx /
Resource Hash
1441e32b7030c9a904c277e5aec26c85237664fa0dc474ae601a0398b08c1485

Request headers

sec-ch-ua-platform
"Linux"
Referer
https://www.hackers.ac/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/146.0.0.0 Safari/537.36
sec-ch-ua
"Chromium";v="146", "Google Chrome";v="146", "Not-A.Brand";v="24"
sec-ch-ua-mobile
?0

Response headers

etag
"633ebf4f-1789"
age
92598
accept-ranges
bytes
content-length
6025
date
Tue, 07 Apr 2026 12:45:45 GMT
last-modified
Thu, 06 Oct 2022 11:43:11 GMT
content-type
image/png
server
nginx

Failed requests

These URLs were requested, but there was no response received. You will also see them in the list above.

Domain
analytics.ad.daum.net
URL
https://analytics.ad.daum.net/match2?DSPR=%7B%22mcr%22:%7B%22t%22:%2220260407%22,%22u%22:%22GVzbKNViR76mEU4LUpkANg%22%7D,%22v%22:1%7D
Domain
act.ds.kakao.com
URL
https://act.ds.kakao.com/match?d=106&uid=860a148b69220a2cbee78f664ce44191
Domain
cm.mman.kr
URL
https://cm.mman.kr/cm.mezzo/?buyerid=860a148b69220a2cbee78f664ce44191&partnerkey=widerplanet&url=__STR_URL_SET
Domain
cm-exchange.toast.com
URL
https://cm-exchange.toast.com/bi/pixel?cm_pid=1107948209&puid=860a148b69220a2cbee78f664ce44191&toast_push
Domain
sbm.nate.com
URL
https://sbm.nate.com/setCookie?venderKey=wider&userKey=860a148b69220a2cbee78f664ce44191
Domain
cm.igaw.io
URL
https://cm.igaw.io/v1/usersync?dsp_no=700&user_id=860a148b69220a2cbee78f664ce44191
Domain
mixer.mobon.net
URL
https://mixer.mobon.net/match?id=860a148b69220a2cbee78f664ce44191&code=03
Domain
cm-exchange.toast.com
URL
https://cm-exchange.toast.com/pixel?cm_pid=1773203984&cm_puid=ZsdtmujQq9OnK4yW%2DppEKtDJK%2DSryvz0RDH2tyuvcn%2Dl7FP3qsg6TxbSPIyzNhd1%00&toast_push
Domain
cookie.momento.dev
URL
https://cookie.momento.dev/cookie/WIDER?buyeruid=860a148b69220a2cbee78f664ce44191
Domain
x.bidswitch.net
URL
https://x.bidswitch.net/ul_cb/sync?dsp_id=46&user_id=k-X1bzW4yff9MmER1NRh4tMIrYoXOorF1bMrbfVw&expires=30
Domain
simage4.pubmatic.com
URL
https://simage4.pubmatic.com/AdServer/SPug?partnerID=167352&partnerUID=uid:k-F1pB7oyff9MmER1NRh4tMIrYoXO7bgbCqTXJeA
Domain
cs.media.net
URL
https://cs.media.net/cksync.php?cs=3&type=crt&ovsid=k-gPJVBYyff9MmER1NRh4tMIrYoXMcargned9zAw
Domain
r.casalemedia.com
URL
https://r.casalemedia.com/rum?cm_dsp_id=20&external_user_id=k-TG3Bx4yff9MmER1NRh4tMIrYoXNrXULDl5_b7Q
Domain
gum.criteo.com
URL
https://gum.criteo.com/sync?c=8&r=1&a=1&u=https%3A%2F%2Fdpm.demdex.net%2Fibs%3Adpid%3D28645%26dpuuid%3D%40USERID%40
Domain
i.liadm.com
URL
https://i.liadm.com/s/28292?bidder_id=71340&bidder_uuid=k-vWakDYyff9MmER1NRh4tMIrYoXN1A-sSNmmrTQ
Domain
exchange.mediavine.com
URL
https://exchange.mediavine.com/usersync/push?partner=criteo&partnerId=k-2vVneoyff9MmER1NRh4tMIrYoXN9djVHN8Wy_g
Domain
c.bing.com
URL
https://c.bing.com/c.gif?Red3=CTOMS_pd&cbid=k-d0in-Yyff9MmER1NRh4tMIrYoXNH_vbgZPrSPw
Domain
jadserve.postrelease.com
URL
https://jadserve.postrelease.com/suid/1017?vk=k-vqFGeIyff9MmER1NRh4tMIrYoXNhG-yKCu9ojg
Domain
sync.outbrain.com
URL
https://sync.outbrain.com/cookie-sync?p=criteo&uid=k-ykpGyYyff9MmER1NRh4tMIrYoXNpa-ntgpBtyg&initiator=partner
Domain
simage2.pubmatic.com
URL
https://simage2.pubmatic.com/AdServer/Pug?vcode=bz0yJnR5cGU9MSZjb2RlPTE5MjgmdGw9NDMyMDA=&piggybackCookie=uid:k-F1pB7oyff9MmER1NRh4tMIrYoXO7bgbCqTXJeA
Domain
trends.revcontent.com
URL
https://trends.revcontent.com/cm/pixel_sync?bidder=151&bidder_uid=k-s_-lb4yff9MmER1NRh4tMIrYoXPZ83AFk7uYHQ
Domain
pixel.rubiconproject.com
URL
https://pixel.rubiconproject.com/tap.php?v=6434&nid=2149&put=k-Fm2sGoyff9MmER1NRh4tMIrYoXPXiSJSwq2fJw&expires=30
Domain
rtb-csync.smartadserver.com
URL
https://rtb-csync.smartadserver.com/redir/?partnerid=79&partneruserid=k-_wfYSoyff9MmER1NRh4tMIrYoXOsHVhAVlXh2w
Domain
sync-t1.taboola.com
URL
https://sync-t1.taboola.com/sg/criteortb-network/1/rtb-h/?taboola_hm=k-bBwV2Yyff9MmER1NRh4tMIrYoXOeY6ASZqYlZw
Domain
criteo-sync.teads.tv
URL
https://criteo-sync.teads.tv/um?eid=80&uid=k-0dErhYyff9MmER1NRh4tMIrYoXPp0491kbzEYw
Domain
criteo-partners.tremorhub.com
URL
https://criteo-partners.tremorhub.com/sync?UICR=k-Xa_RfYyff9MmER1NRh4tMIrYoXNe4MsLdWSskw
Domain
ade.clmbtech.com
URL
https://ade.clmbtech.com/uid/sync.htm?pid=13079&cuid=k-grZLwYyff9MmER1NRh4tMIrYoXMXTkkoIgHk2g
Domain
eb2.3lift.com
URL
https://eb2.3lift.com/xuid?mid=2711&xuid=k-K5iot4yff9MmER1NRh4tMIrYoXP9lIxKCcCU6A&dongle=013b
Domain
sync.1rx.io
URL
https://sync.1rx.io/usersync/criteodsp/k-WZZ_e4yff9MmER1NRh4tMIrYoXPQ0MGdVRAmww
Domain
cdn.onetag.co.kr
URL
https://cdn.onetag.co.kr/tcs/cf/p/qhkiuivucfn4qhkiuivucf.json?v=04070545
Domain
t1.daumcdn.net
URL
https://t1.daumcdn.net/adfit/static/kp.js
Domain
ib.adnxs.com
URL
https://ib.adnxs.com/setuid?entity=52&code=k-HOJXVoyff9MmER1NRh4tMIrYoXNuVsZORJgQnw
Domain
api.mediacategory.com
URL
https://api.mediacategory.com/rtb/redirectUrl

Verdicts & Comments Add Verdict or Comment

256 JavaScript Window variables

These are the non-standard variables defined on the window object. These include var declarations and global functions and can be helpful in identifying possible client-side frameworks and code.

object| 0 object| 1 object| 2 object| 3 object| 4 object| 5 object| 6 object| 7 object| 8 object| 9 object| 10 object| 11 object| 12 object| 13 object| 14 object| 15 object| 16 string| __h_r string| __h_m object| data object| dataLayer object| misagotools object| mtools object| hackerstools object| htools object| h object| H object| config object| autoMap function| $ function| jQuery string| rooturl string| rooturl_pc string| rootssl string| rootssl_pc string| raccount string| moduleid string| integration_join_url function| getId function| goHref function| chkIdValue function| chkFnameValue function| chkEmailAddr function| isUrlValid function| OpenWindow function| isLogin function| setCookie function| getCookie function| getEventXY function| getFileExt function| getOfs function| getJosa function| getTypeCheck function| commaSplit function| priceFormat function| numFormat function| getJeolsa function| filterNum function| getPageLink function| getPageGo function| getUriString function| getUrlParam function| getDateFormat function| chkFlag function| checkboxChoice function| checkKeycode function| getHttprequest function| getAjaxFilterString function| getAjaxData function| getIframeForAction function| hrefCheck function| modalSetting function| getSubLayout function| sessionSetting function| btnFormSubmit function| getPopover function| getContext function| __showLoading function| __hideLoading function| alarm function| makeFlash function| getIEVer function| isCHROME function| isMobile function| validation_coupon object| __globalBxslider object| exceptElements object| sliderObserver object| jQuery1112015815828009542754 function| layer_open function| lypop_close function| goLoginLayer function| goLogin function| toggleSet function| detailTab function| FigureMove function| remote_service function| top_line_layer function| js_quick function| tooltipHover function| coverScreen function| showLayer function| hideLayer function| startMainMovOpen function| startMainMovClose1 function| youtubeIframeShow function| youtubeIframeHide function| video_open object| HACKER_FAMILY object| HACKER_FAMILY_MENU function| topSliderPrev function| topSliderNext function| goPassLecture function| goEnrollCate function| setCateEvent function| goSmartLecture function| goSmartBook function| goSmartCate1 function| goSmartCate2 function| goSmartCatePart function| goSmartCate3 function| goSmartLectureList function| goSmartBookList function| goSmartReset function| goLectureSample function| smart_buy function| goClassRoom function| getListRecentClass function| bookmarksite function| closeWin function| lazy_move_top function| goTopSearch function| get_attend_list_preview function| get_attend_list function| reload function| user_coupon function| goAppStore function| initRecentVisitedPage function| deleteVisitedPage function| loadVisitedList function| scrollText function| quickListSetCss number| page string| cate_id_list_cnt string| book_id_empty number| search_max_row function| checkAll function| goOptionSearch function| goPartList function| goTeacherList function| goBookList function| goOptReset function| goLectureList function| goLectureNextList function| goOrder function| goOrder2 function| goCart function| goSampleLecture function| directSmsAlarm function| setOrderType function| coupon_save function| give_cpn function| q_hidden function| q_cookie_make function| setOrderTypeInBanner function| goOrderInBanner function| pop_main_hidden function| made_cookie function| check_today_open function| popup_clear object| btn_coupon object| tag object| firstScriptTag object| youtube_api_player function| onYouTubeIframeAPIReady function| youtube_api_allpause function| widget_movie_allpause function| widgets_add_class function| widget_movie_youtube_stop object| hisAPIUtil string| j object| slider object| tmp object| scriptUrl object| ttPolicy object| YT object| YTConfig function| onYTReady string| _a number| li_length_num object| google_tag_manager function| postscribe object| google_tag_manager_external object| google_tag_data object| __beusablerumclient__ object| wptg_tagscript_vars string| _TRK_CP string| _TRK_CC string| _TRK_LID string| _L_TD string| _TRK_DOMAIN boolean| _trk_bJS12 function| _trk_escape function| _trk_setCookie function| _trk_getCookie function| _trk_getParameter function| getNewSID function| _trk_make_code number| _TRK_LIFE string| _TRK_CC_P number| _SS_LIFE number| _TRK_EX string| _TRK_UID number| _TRK_VN string| _TRK_SID string| _TRK_CQ string| tdu string| _TRK_CQ_S string| _trk_code_base object| _trk_img_base object| _trk_img_base_click function| _trk_flashEnvView function| _trk_flashContentsView function| _trk_clickTrace function| _trk_adClick function| _trk_adClickImpress string| tURL string| bEncURI object| gaGlobal function| mlc_isAllowedDomain function| mlc_getParamValueByName function| mlc_extractUtmParamsFromQueryParam function| mlc_getDeviceInfo function| mlc_getPixelId function| mlc_buildEventParams function| mlc_generateUUID function| mlc_sendEvent function| mlc_DoCookieInit string| amver object| WiderPlanetCryptoJS string| MLC_COOKIE_INIT_URL string| MLC_PIXEL_ID string| MLC_REPORT_ENDPOINT object| UTM_PARAM_KEYS object| mlcpctx_sq object| wptg_tagscript_history object| wptg_tagscript boolean| is_local_storage string| param_key object| rqDataRow object| Criteo object| cto_csm_CspLogger object| criteo_q object| GooglebQhCsO object| cspDomains function| ONETAG

56 Cookies

Cookies are little pieces of information stored in the browser of a user. Whenever a user visits the site again, he will also send his cookie values, thus allowing the website to re-identify him even if he changed locations. This is how permanent logins work.

Domain/Path Expires Name / Value
.hackers.com/ 1969-12-31
23:59:59 		Name: PHPSESSID
Value: jttk060sq4ns9i8ide3isgmmr3
.youtube.com/ 1969-12-31
23:59:59 		Name: YSC
Value: ZmhbN0GdMC4
.youtube.com/ 1970-01-21
17:31:57 		Name: VISITOR_INFO1_LIVE
Value: 1QaujB25eRw
.youtube.com/ 1970-01-21
17:31:57 		Name: VISITOR_PRIVACY_METADATA
Value: CgJDQRIEGgAgGg%3D%3D
.youtube.com/ 1970-01-21
17:31:57 		Name: __Secure-ROLLOUT_TOKEN
Value: CPXz4c6VxNqtdhCYhpvE4tuTAxj_qLjE4tuTAw%3D%3D
.hackers.com/ 1970-01-21
15:22:21 		Name: _gcl_au
Value: 1.1.380787249.1775565934
.hackers.com/ 1970-01-21
13:12:47 		Name: utm_campaign
Value: champ_second_germanylec
.hackers.com/ 1970-01-21
13:12:47 		Name: utm_source
Value: haccom
.hackers.com/ 1970-01-21
13:12:47 		Name: utm_medium
Value: main_gate
.hackers.com/ 1970-01-21
13:12:47 		Name: utm_content
Value: 202002
.hackers.com/ 1970-01-21
13:12:47 		Name: utm_term
Value:
champ.hackers.com/ 1970-01-21
13:32:55 		Name: _TRK_CC
Value: 245652
champ.hackers.com/ 1970-01-21
13:12:47 		Name: _TRK_EX
Value: 1
champ.hackers.com/ 1970-01-21
22:48:45 		Name: _TRK_UID
Value: 01f7b039f305a41bcfe060086049f0a5:1
champ.hackers.com/ 1970-01-21
13:12:47 		Name: _TRK_SID
Value: b2273c2f2b6e5000f0b30812d0fd7930
champ.hackers.com/ 1970-01-21
13:32:55 		Name: _TRK_CQ
Value: %3Fr%3Dchampstudy%26c%3Dlecture%2Flec_foreign%26cate1_nm%3D%25EC%25A0%259C2%25EC%2599%25B8%25EA%25B5%25AD%25EC%2596%25B4%26cate2_cd%3Dsf013012%26cate3_cd%3D%26tc_id%3D%26tc_chk_id%3D%26book_id%3D%26level%3Dsf013012%26_C_%3D245652%26utm_source%3Dhaccom%26utm_medium%3Dmain_gate%26utm_campaign%3Dchamp_second_germanylec%26utm_content%3D202002
.hackers.com/ 1970-01-21
22:48:45 		Name: _ga
Value: GA1.1.1486854937.1775565935
.hackers.com/ 1970-01-21
22:48:45 		Name: _ga_QSLSW7WENJ
Value: GS2.1.s1775565934$o1$g0$t1775565934$j60$l0$h0
.criteo.com/ 1970-01-21
22:34:21 		Name: uid
Value: 5155ad2d-2774-4b1f-a8d8-73a26536f6a5
.casalemedia.com/ 1970-01-21
21:58:21 		Name: CMID
Value: adT8b9HM60wAKPVZARD95wAA
.casalemedia.com/ 1970-01-21
15:22:21 		Name: CMPS
Value: 6056
.casalemedia.com/ 1970-01-21
15:22:21 		Name: CMPRO
Value: 6056
.hackers.com/ 1970-01-21
22:42:09 		Name: cto_bundle
Value: ghsPWF9nYU9qUzJwa3ozOUZDV0Vmb0REc3NXUnQwJTJGQzlJb2pEY0hOM1NVJTJCTmpEOGRZbUVKRFdGVkhsdWxPMlJFclg3U1RNeGVMUDltUkNTSk9vTldQNGxSNGpBRVR2NGJMVExLVHIlMkJ1VTZUdXowRjVLamNNbCUyQk9uanVIM000bDVyZGdudVdiNnR4MUJ5dWFsS2dTcWtLOXowZyUzRCUzRA
.taboola.com/ 1970-01-21
21:58:21 		Name: t_gid
Value: f0b4e2fb-b0d3-490f-b846-fc8f67e062de-tuct10ce81ef
.taboola.com/ 1970-01-21
21:58:21 		Name: t_pt_gid
Value: f0b4e2fb-b0d3-490f-b846-fc8f67e062de-tuct10ce81ef
.rubiconproject.com/ 1970-01-21
21:58:21 		Name: audit_p
Value: 1|B69F2EjwHhJxlpCmhOQCLynlGNuEKs8OmnveCNvaAi79FWkU0Z7RWnrPlvsZXlZedZaBVL7PzNcwHTRO1/p4iF3FO2PdPdgU/7BFUz987NFnzS2Ate/MGJP0LNdZRTuhAE4M9/hzbAluvm4Ol7izAowB3RroKXE7sqlSNZOaaDQ=
.rubiconproject.com/ 1970-01-21
21:58:21 		Name: khaos
Value: MNOM43RW-1Z-8VZ8
.rubiconproject.com/ 1970-01-21
21:58:21 		Name: khaos_p
Value: MNOM43RW-1Z-8VZ8
.rubiconproject.com/ 1970-01-21
21:58:21 		Name: audit
Value: 1|B69F2EjwHhJxlpCmhOQCLynlGNuEKs8OmnveCNvaAi79FWkU0Z7RWnrPlvsZXlZedZaBVL7PzNcwHTRO1/p4iF3FO2PdPdgU/7BFUz987NFnzS2Ate/MGJP0LNdZRTuhAE4M9/hzbAluvm4Ol7izAowB3RroKXE7sqlSNZOaaDQ=
.rubiconproject.com/ 1970-01-21
15:22:21 		Name: receive-cookie-deprecation
Value: 1
.doubleclick.net/ 1970-01-21
22:48:45 		Name: IDE
Value: AHWqTUkNUQJpMvR4WXf9y3Fz7EZHoEdY102ACQchGy6MsOMOiFQlbVnE48d_cRugInE
.pubmatic.com/ 1970-01-21
13:32:55 		Name: KRTBCOOKIE_1208
Value: 23454-GVzbKNViR76mEU4LUpkANg
.pubmatic.com/ 1970-01-21
13:55:57 		Name: PugT
Value: 1775565935
.moloco.com/ 1970-01-21
21:58:21 		Name: mlcwc
Value: eyJ2ZXJzaW9uIjoxLCJwYXlsb2FkIjoiYjlrMC9zVnNXUkpqSUhNK1Y4aW1aaHZmaGxvaVNjME1jR2psV1FWRjB4RkdNNHFZQ3FoRUQ4TDlBNG1hdFdlMHRkbklBQ0w3QmhJRVRGaVNOYnFhd1ljaDQwb0lobHJqWGdheUlrYUVwdlBHNXpsSHQ5OHNIZVVXRmM3dWlFbzBIN2JzWTZsZ0hoOEczSXdJUFJHVFlkRkY1Y1VJRUJjZEQvaHY0OUdPTmpLRlZabCs3ZDE5Qlh4cmJuckVSVG5FeU9QU3l3aWIxdmRXbWI3SmN3UEJDM0xxQnkrQ3ZkUFBNZzBRdUk2N0NMR0QyYkwvV3N0RUtoTFN2UVBaZE1CalNEekoiLCJub25jZSI6IkhLanB1d01HSlM0ZXNlSHkifQ
.widerplanet.com/ 1970-01-21
22:48:45 		Name: OAID_S
Value: s1775565935.843051
.widerplanet.com/ 1970-01-21
22:48:45 		Name: OAID
Value: 860a148b69220a2cbee78f664ce44191
.widerplanet.com/ 1970-01-21
22:48:45 		Name: OAIDT
Value: S
.widerplanet.com/ 1970-01-21
13:14:12 		Name: WPPG[d]
Value: 1
.widerplanet.com/ 1970-01-21
13:32:55 		Name: WPPG[p]
Value: 1
.widerplanet.com/ 1970-01-21
13:22:50 		Name: WPPG[b]
Value: 1
.widerplanet.com/ 1970-01-21
13:15:38 		Name: WPPG[c]
Value: 1
.widerplanet.com/ 1970-01-21
13:32:55 		Name: WPPG[o]
Value: 1
.widerplanet.com/ 1970-01-21
13:32:55 		Name: WPPG[h]
Value: 1
.widerplanet.com/ 1970-01-21
13:32:55 		Name: WPPG[i]
Value: 1
.hackers.com/ 1970-01-21
21:58:21 		Name: _wp_uid
Value: 1-860a148b69220a2cbee78f664ce44191-s1775565935.843051|etc|chrome-7mhn6b
.ds.kakao.com/ 1970-01-21
15:22:21 		Name: DSPR
Value: %7B%22mcr%22%3A%7B%22t%22%3A%2220260407%22%2C%22u%22%3A%22GVzbKNViR76mEU4LUpkANg%22%7D%2C%22v%22%3A1%7D
.bidence.net/ 1970-01-21
17:32:30 		Name: 135_dsp_uid
Value: 860a148b69220a2cbee78f664ce44191
.bidence.net/ 1970-01-21
17:32:30 		Name: duid_update_time
Value: 1775565936
.bidence.net/ 1970-01-21
17:32:30 		Name: 113_ssp_update_time
Value: 1775565936
.adnxs.com/ 1970-01-21
15:22:21 		Name: XANDR_PANID
Value: 6XUDMNU2ThEa7YhNGrw0MiAcgCxqRj2723l-9vaEH4sIjIT1pNZeTjAowi6Y--3H6aJEOogmR80d8hCkKEfWE7CswLDW_l6boD7JXhwws8g.
.adnxs.com/ 1970-01-21
15:22:21 		Name: uuid2
Value: 3337317890136289929
.widerplanet.com/ 1970-01-21
13:17:05 		Name: WPPG[g]
Value: 1
.bidswitch.net/ 1970-01-21
21:58:21 		Name: tuuid
Value: f1c2b27d-ad70-4239-9b29-d5056cef2060
.bidswitch.net/ 1970-01-21
21:58:21 		Name: c
Value: 1775565936
.bidswitch.net/ 1970-01-21
21:58:21 		Name: tuuid_lu
Value: 1775565936
.criteo.com/ 1970-01-21
22:34:21 		Name: cto_bundle
Value: S3EjB183cFVwaVdoY0Q2QkpSZnFzV1NHS3A3ZGJrM0Nza1lWMVVwNmNNJTJCUEdwVWd4Z2NvQ2NvUlhpTTQ4bjJFM1pUJTJCTmpDa2dMRTVHRUoxMlJWJTJGV0Z1NTV0T3AwMnlveUllJTJGZXNoTTZoJTJGMW51RkhmbmhIOGpsSWljeTNqVnBVemw5WkVNeERHN1RLREJNOUUxSVlQN2xjdmFnJTNEJTNE

2 Console Messages

A page may trigger messages to the console to be logged. These are often error messages about being unable to load a resource or execute a piece of JavaScript. Sometimes they also provide insight into the technology behind a website.

Source Level URL
Text
rendering warning URL: https://www.youtube.com/embed/VOfu-WzLcNI?rel=0&enablejsapi=1
Message:
[GroupMarkerNotSet(crbug.com/242999)!:A0D0B919C41A0000]Automatic fallback to software WebGL has been deprecated. Please use the --enable-unsafe-swiftshader (about:flags#enable-unsafe-swiftshader) flag to opt in to lower security guarantees for trusted content.
network error URL: https://cookie.momento.dev/cookie/WIDER?buyeruid=860a148b69220a2cbee78f664ce44191
Message:
Failed to load resource: net::ERR_NAME_NOT_RESOLVED

Indicators

This is a term in the security industry to describe indicators such as IPs, Domains, Hashes, etc. This does not imply that any of these indicate malicious activity.

aa.agkn.com
act.ds.kakao.com
ade.clmbtech.com
analytics.ad.daum.net
analytics.google.com
api.clickon.kr
api.mediacategory.com
astg.widerplanet.com
c.bing.com
cdn-aitg.widerplanet.com
cdn.hackers.ac
cdn.hackers.com
cdn.hackersut.com
cdn.megadata.co.kr
cdn.onetag.co.kr
champ.hackers.com
cm-exchange.toast.com
cm.g.doubleclick.net
cm.igaw.io
cm.mman.kr
cookie.momento.dev
criteo-partners.tremorhub.com
criteo-sync.teads.tv
cs.media.net
dis.criteo.com
dsum-sec.casalemedia.com
eb2.3lift.com
exchange.mediavine.com
fonts.gstatic.com
googleads.g.doubleclick.net
gscdn.hackers.co.kr
gum.criteo.com
i.liadm.com
i.ytimg.com
ib.adnxs.com
jadserve.postrelease.com
jnn-pa.googleapis.com
mixer.mobon.net
pixel.rubiconproject.com
pixelfnt-us.dsp-api.moloco.com
r.casalemedia.com
rtb-csync.smartadserver.com
rum.beusable.net
sbm.nate.com
simage2.pubmatic.com
simage4.pubmatic.com
sslwidget.criteo.com
static.criteo.net
static.doubleclick.net
stats.g.doubleclick.net
sync-t1.taboola.com
sync.1rx.io
sync.outbrain.com
sync.taboola.com
t1.daumcdn.net
tk.mediacategory.com
trends.revcontent.com
weblog.hackers.ac
widget.as.criteo.com
www.facebook.com
www.google.ca
www.google.com
www.googletagmanager.com
www.hackers.ac
www.youtube.com
x.bidswitch.net
act.ds.kakao.com
ade.clmbtech.com
analytics.ad.daum.net
api.mediacategory.com
c.bing.com
cdn.onetag.co.kr
cm-exchange.toast.com
cm.igaw.io
cm.mman.kr
cookie.momento.dev
criteo-partners.tremorhub.com
criteo-sync.teads.tv
cs.media.net
eb2.3lift.com
exchange.mediavine.com
gum.criteo.com
i.liadm.com
ib.adnxs.com
jadserve.postrelease.com
mixer.mobon.net
pixel.rubiconproject.com
r.casalemedia.com
rtb-csync.smartadserver.com
sbm.nate.com
simage2.pubmatic.com
simage4.pubmatic.com
sync-t1.taboola.com
sync.1rx.io
sync.outbrain.com
t1.daumcdn.net
trends.revcontent.com
x.bidswitch.net
1.248.254.84
103.105.156.229
104.18.27.193
104.81.162.156
110.9.64.14
119.205.238.104
13.209.151.80
13.35.78.72
141.226.224.48
142.251.111.113
142.251.111.148
142.251.111.97
142.251.151.119
142.251.153.119
142.251.16.94
142.251.163.95
172.253.115.119
172.253.115.136
172.253.115.155
172.253.115.156
172.253.63.91
172.253.63.94
18.154.227.71
18.160.10.75
18.238.25.107
182.161.74.48
192.178.155.156
216.19.192.2
222.239.11.20
3.167.112.93
3.170.42.99
34.111.130.7
39.125.94.20
43.202.244.3
57.145.2.1
68.67.181.211
74.119.117.47
74.119.117.57
74.119.117.62
8.28.7.83
0048e686664a92c8b2a2203a4efdfb930f5952772b6e4daeabccc1cb8a76e604
02d19dc2b1d9f4f0522584aaf014bfaae6450d18cf5460457147701ce684b25d
0643af13e4224b672ffe1d15633b923a99bcb43d15079fefc07f77c5ba58f17d
09b7583c16dbae4dbe33b163a976b216c4e63a291bb8120de4b79be07fd6ac46
13e8777f6a614f4fc15396b2d0b8a41c5e32186172155d5dbc3cd3f91f73b8aa
1441e32b7030c9a904c277e5aec26c85237664fa0dc474ae601a0398b08c1485
15c66c6f3d7fecb4d39584169b2a03fd99755737fefab42c994675fc9bc3a6a3
1a691ff5761a978ddcd744db8989b773f47f6ca4970d98d9f7d9412d810e0f54
1b89b38291e6d0b3193af4d33c60b4bbc272def4dd2ebd0ec4a11eb76010858a
1d899eb5b97d03c41425e0065679a92f45540458cb0b08e0537bd8a6bb5596a0
1dbe4ab873a59ad449e07cdcdd5f4a55660b980c75944368de1b7cdac682790d
1ff9159e3283a7259c8de14c77d6c7c4ad5193e7459d4a29f6027100ecd1135d
20b535fa80c8189e3b87d1803038389960203a886d502bc2ef1857affc2f38d2
23c18303f2f8f2d957e3378c6715170a8f3e8afb50e2772aead303423a6b3a81
259b56825ce79002ebcd54f08b6ba550dd062b068ea4c2941fda22ec13e76c77
264c189f8081ee4edfd927e5bc920d3e3bb230ad68ea12193da2331da2dde3ea
284055f25733e2881a1d97f770f793eae8c5538ef8938907527bf7f6ea67065f
29ca685fc06fa289ed544850f647b4a3f38c75ac5df43c78684396a1a0d5233b
2aab0ab61cb3ce3d602a1532df4c1202c6224b34742553238c67de64bee9bea8
2bef7be85061e6433f2d1180604f53b0a3af0ba04522f0e8da8368059777e1b5
2ecd295d295bec062cedebe177e54b9d6b19fc0a841dc5c178c654c9ccff09c0
2f4c79dc14cbe9e8474234d349405acadb231e172edb98d57a2c4582a96907a4
30b310d6abf2a08cbc0da937c64cf46e51599de56fe31ecbf472e6e695731faf
321f64667eb6094ba57326275325d12acbd02063a9bd9570e7e436936b67e2b9
327a08056730e145a0553c103aaba1fd71437ab027f1938b60e6137436eeba04
33c51cc6e1f14bf4de43ccd7dba50bf07f4542ed24884a152d893582860fcdd7
34ca8c02ecbbab329e33951b4dc1e88e2e619af8c5bfe1c285ecf7a442e5a691
353ccc769e486949aaaed8baad3e9d43dcd1c69cde8c23ce70baac00e0c6ecad
36ce068a4107077cee7072231c246281cd2a208444ed215337b5c3f4ec1b9a3e
37894169c03e0df7a1874332e454b4b06c4a2546cb300c4e7bf8aac05a4ce50a
39e747d749436b0859c22ee5fc4a2a0752a44e80eee78878e6638a6a29c532f2
3a6f1ba5fd838932c4b8f186c1b2876edb72d53d4aa80cda75e2750b7adb9d7a
3c5df6335585b773a98fa5f81c7c41bd2568e218f762825b72cf5728a588003d
3ce69e0d0404301bc9e852165648ce39b837cf3213a7dca5007d8955e1060b1e
3fe61046972efa27652c429ae7add13cf852df15a0d9a8607cc78a7a247786a6
409c45e5d09bf68a45d18798827df34909d39b6d2aeefaf1d558e49fe73c7fda
429c2f29d67904d2b8c86373b2d4b2252677b18d58e1cdff6b426b50211765eb
44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
4662cb5ce6a559113cf5f4ca116cd89df2bef192fd6452066d6048e7d1803e88
469f7a56289ae1ac9d73377d0129e47392818e7615315817d59a9a40cfee31a0
4878125186b2e2d1323a01f3019e6a066edd506774910380bbcec3058f471baa
4aebde3389cc5fe91e7efe6d10f61f41409511fd191b2f80073fb82995b24e83
4c43f436042a850af726386129775c105cad4af911b90bf7d2c6e52869e46baa
4cd6256352fe36be9d084d9342ad50c1efdd41fe43a1b8abd2679088ff5277eb
4e0705327480ad2323cb03d9c450ffcae4a98bf3a5382fa0c7882145ed620e49
4ed215ffdb57c44dcce58af8a16542d502f398c1612c48466f9a3e75effe6cc6
51321dce064992225ff921a315eb1de4df390939b82b2ad14ccdad03514314ed
557c64132a9c4440023f488344e6ca5250b2ad1066284fe24be40fcfc6862a5b
55f6f0a221a6ce0603c43300487480e8e7c27d9e11fa9b42ce747d897c51352a
57a2c0885ec9c5de59b91f7efe97ea1ece46d0ae75d7418aba9802a7af24f2ba
594798732d6f49814def328ec19f81ec762c824cd74c9b73b53ce844410d8c40
597abb017d16abf396d4bb825e5d84836e2a2fa1bc4498694ae111e57778998e
5a1e9bb2e575480b589b62011f487bdadd45844a30bc2b48c913d44be4dd8824
5e403d989eaf2607ef56cccc7701bd925a7be57c2580a80a2f9d11977e70c9df
5f374bb98d0bf094775f8e39cd0a5ec515e8a0363100325fedc84b8e27fe7048
6049dbd3aa942bcb86129715f3bfdd0e7da4aa4c900013bcb706ea011ba6cd7c
6167127175bc26b26ad472395ce9a772d22380bfa5824309f8fbcb32debb1e19
680de5aaef5d3989dfb638f44c03b5479555b8552b844233058df768099618af
684a0b8c21d6931e7d60be54ef7ee190cf4cd7d9970453682d5cc54806530317
68845372c5ad39dbdcd7279485a35a519a18115dd94acfd8643d1debceec0140
68dc28c248d924c08a3858a30840ea7592bddd4e305ea1c93cad9d504ed7772c
6b61d6e2f0c3f38c44529b6a692a155e898a70a5f7fda41961438f79c7261685
6d34ca0bbe7551b0173cb3338b8a94ef74c6ae6dc95933bfc1eb90953e37db0c
6d6b7b1a7dc2d97380c00a17a729eee6db2a10f36d102dc91c20b6e00b89752b
6f064b11007507ecebb88b25c6b21a41e51189b079c5a30342c8dc8950019c0c
6f25e841296950467517ec8bccba0ffd052a386d6ac8d893aeaba5edf84aca42
72268a6e3236ded00331219800d3d574eea7f0e124ef98d67d4b5646df3c392f
722e3e0fc3837b645eda147bf9776629628bdb4c4c0cef320af8fa66192ece88
7327d1dde55d2e7056fc119ee69d6e6e7b09c2ab9c7ad57f5afcc839d94a32a1
77c03f34430968b6aa3b4cf55628f5712314d6b8b5a2800278110560f6899a1a
79da0ac5505541b3693ff513e1ca6f66c5f0c687986af720c4bfaf52751614ed
7bbdd03e677ff143c6b3202591c0afa4498e5095b4f4e17b52bf7d0988873542
7bc6adf8ee4d59dca83fbae84a7e27efec3061c7f4fee80eccd9e576d684b60e
7bdb52ff203a9b9283cd20a00c57a120bb20000876a49bb6f1478d60d745b6b7
7c591bae00e37325bd1b0f3fa9d25caf6138fa5405072bd7d7387d782c8ac976
7db1fc372e864f5b6e23b774a85b502a2149dc50ff0ee16b5272f8a8aa3f9496
7f4449b874863475d89613cfdddffba66dff45927b1750854cd0849f4766fa51
7f82e4f64d606c83a0ce049e584cda450e0f9f40a551a2208d9e924eb0f5905a
80029492a858d474e1d21d277760eb38581f612ea6a4a78ae35a3bb2634b149f
80b8189ccc996dea36db2dd9e8a868910a4087ac33c0e85317f3b1085a2b6019
81c87b9d5462e0da9195e5abaa46691bd8cd017db21a5d74ff30e9234f522cf8
81d24a1bb659e1447c63de2a820711404c93d28351f2321b2efd184b49ac6127
824a82d095785e57ab9cc3f058fd13f088bcf38a064504696172228e42436fab
845c024039c4737facbb829aced50ecb46a0c140bc70581085e6420300668db4
84855a0b084edf5a81d387f307e4f01a7dc090e92a2a67911f0471396a94c2cf
8575c249a001690fce49fe55248d868c9609fe3e1e68be19a5ff72cc53075743
8c1591ed1b4a498604f003caac32b634c3b71a2c5e67dbaf5b8ce76a774a2827
8ddd2d38c66daf618ade2b26bd6807a07872ee342b1aecc3bf648e7e05226e73
90a05a8d71cf30a9a75ca8688d31b0869b18566244eb0d24d8997c121c917c37
9272388ced48a5a9eb5e8908488421cfea2fc00f85477f47c9ad559a50eb5885
9465194c92466506a71e47fa4cc5d91cdc4ad7e43b6ccc391384b9126bb6a78e
9471a83f9482386c48c665a4aaebe3b885d81587303286780492d31f151ed7e8
94775cb1e27e69049aa799fbbec7f330e42ce70cb56b9fbdca5d9e5bf21bb02c
95f21f294ec27c47fc6e3b35e69c6d888e008f65ca2ab32bb77f198313f229d1
9907ccf1422e398479877063a5f441fdcc205d9765977d920ced0f2c1e4a5b0b
9a6c8bf19d9088cbbd4b3257dbbfa6383dda29a2876e3f894260e391c066ad9c
9ab673a001f2365a864661a5ceb0dfc0ec4d57a6ef6cbef5af89c3cc295b6805
9af313ed10b2fb2eb40b7cf476ec0ba74a3babe175e1bfc5d02308aeb54309fd
9b32c1c41e6b68aa4d48645ae64bf7eb810346865774c725ff3a5c91505e77f8
9f4ff7bb487b8c07348c419cdc96857d4d68290181accd2ba456206d7774a822
9f883ee9076505976126270f3f6e51066d1ed6ed4e7f9f2195eb932d06ceae90
9f8d6b7db08491394d3c048fb8a0745a57b088b4d205cc0a7b858df04bd89059
9fb7bb4a17cf2d8dbc5bb60ee5d4333de0f1fbecefa7a6630f70da6dd9cd85cc
a0ce39a741b7e662813459b06f8d4381fc063fe3e752e0b634c0e6d6a8849f52
a34d75ea53084b2847f213bf239386571c10f8bf813fd50d077b468c2bbe8c0a
a3c8ddeb4d925c0ad3a71cf94b027871b239d9c2aa9e53a810f0ca8e2ea11d88
a4932a55556a8ca55eafed99ba0a7b56407ee1a7e80ad199ff24cdeebfccfe05
a5b2a4cc2038a4cba8ab4cd1178541cd4f2074aa8e41364ac3ace40baafec656
abd9e0cb9f041519dc5cb1fcf940fa267eca8222c3918fabdba7d4d7c8cc56fe
ac48047ae41915178b0bb6e72615e3f2d4389b697e4a0a455ec0b8103a3cce1e
ad79ce7e34d1a788809bb853031133de2ae45f3c19ac4955dae46c7490188c2e
adfb9e7af3c9770694793f78c25e88278146ecdebf62f8bd484a5134d7d434ad
ae57d3fa473d34383e6762a9f26eb5a82d20e301e3c38ae481a8845b7c221680
ae6dfd27e963ad3375d4705fc79edc30441dbc08662fc31810cdd2955df3ddc4
b1421a46e62afdcc7450d974ef7c66290a96cdd833e2b2d932aa261128a4fcf9
b1442e85b03bdcaf66dc58c7abb98745dd2687d86350be9a298a1d9382ac849b
b598918ff99920df328f65964324987be154e6938d80553ad5eb05f055929fd6
b7f88d07ec9b1f28ed49a228d31d127753d984df969746a7be6b91617e699146
bde7bf260c14e124506dbaa01be02ab9bad84d5d38050783de3681b2c1915213
bf43cb58f08918aef83b136d6b8778248197f1a8aa711ebd791264bec4e23e9c
c022006cb6b1f21da697c94f77e1fcde5a026bc53067d47bb9e92aa887a9ba1e
c037d3afedbf04bb107e5ba5945c2dcc2b9fff620cd7183cd42837348bb09b5f
c56cea4b66794186756a9bba27aa23074ab12c4413f87382ab82bfc41b93ea96
c6cddc22b1ad9574d0d451154e760ead6736e76db712ac539da132ed6e9f93d7
cb666e58608e0129bb01affb8df5c1b455a10a4caad95fa5ab511b74176de1ee
ccaec9a7cfc36034427fd180cab9989ec807505244544b7ae801d97c4b9fce4c
cebd9ab4033bc3c5517c2d9b4514a82129e84ecedd651d89bdb64a1baca9234b
cf3b6f888cbe4c3503bc9df219517d12c0e039c2399c8ee88629ec311cd96b4a
d036f9a23a243a5e28c7bd7bdf163b5fcfeb2539bf2abb58ecd602e958095038
d1589601e6c2bc257a6ebabf7e41c64a8e1be382be12a012f0927ad0478e4dde
d2d9d834376aecdba59a71e785e87f01a40cd5d7f77048ed1ef04c8a862c19b5
d4c872d97fb2674482506c38f71f8c988149397a358849099ff1d0c05cb1399a
d4dd49da25e3a9300765a9ce2d8c1c752152c9df9936aeafd9289c8e94a3d222
d5372bedee48cbe41c1d33cf41e9455b6073137ffc9b844ba3c6a58de09e054f
d5a0685b41d6f5dbc458fe009b40d9555fd0da69a0495af771ba0299f10b5d7d
d6775ddf6251d825329ca54f50f72ea34c303b4660b22afb1d9118e2424dda9d
d7d5e54ad1e33d7ab49c664323ced79cb9723ff15e9764cd0edc3e15208e8336
dc1001adb5f46a90e8a057748b3abf276ccd61cf09859051ad4e2df33dc09e40
ddeaa2776da1f341e5c8178c88f7d326c8d4bf0530a97dce2f8f4a5e0324006e
df8214ef026ecea53b767f1e9a843b0beb32dc631bec3d719aac6ca52ae750a8
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
e803dbf3e8e34ad7cbfef38bd567c353bb67d8f7e658d4e26507e2bbed3f86ce
e80483708d277aa170f8aaf2820397fff86aab21393b716cc0489deabd2c41c5
e8f5c7417ad0d2f3d7e820e581358ae03c67b15e405c8247e5b7789ea00582cd
e938d3e9a3d007024ff991f685d50079b670ef39d86dcf454a09a214fe7e0971
ec56f7f263617e57b2a0e0fe5d52942af9a83600e0e4352133cab44f7b32f4bb
eed0dc1fdb5d97ed188ae16fd5e1024a5bb744af47340346be2146300a6c54b9
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
f7297c9812ab0848156098eee238df04c2de0684cfbacd1bc9ca39d6bf963017
f7c502efc029861d5a970524a116c738144e80e65c0686998e6755ada6cd7266
f7e211781427a50406c11dd7e893cb1e64cef5a0b1809006e42d001105e4bdd0
f90821ec483da5aac4b3ef14a53fabf7d164fdff0ccd412a52ecc6025e1b6dc1
fb36492cd06ab9383c09918e972c9ec01e9e65dd4f192dd7b240e3f013cc5e82
ff6b9e85c6340d51b28d602e8e765c642c3b50750ef729e7d180f9dd5f63f320