www.duolingo.com Open in urlscan Pro
3.233.183.135 Public Scan

Go To Rescan
Add Verdict Report

Submitted URL:
http://duolingo.com/
Effective URL:
https://www.duolingo.com/
Submission: On July 13 via manual (July 13th 2022, 1:06:45 pm UTC) from SG — Scanned from DE

Summary HTTP 96 Redirects Links 47 Behaviour Indicators

Summary

This website contacted 22 IPs in 4 countries across 17 domains to perform 96 HTTP transactions. The main IP is 3.233.183.135, located in Ashburn, United States and belongs to AMAZON-AES, US. The main domain is www.duolingo.com. The Cisco Umbrella rank of the primary domain is 34835.
TLS certificate: Issued by Go Daddy Secure Certificate Authority... on November 21st 2021. Valid for: a year.

This is the only time www.duolingo.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
1 1	54.165.40.136 54.165.40.136	14618 (AMAZON-AES) (AMAZON-AES)
6	3.233.183.135 3.233.183.135	14618 (AMAZON-AES) (AMAZON-AES)
5	2606:4700::68... 2606:4700::6810:9540	13335 (CLOUDFLAR...) (CLOUDFLARENET)
4	34.243.93.43 34.243.93.43	16509 (AMAZON-02) (AMAZON-02)
37	2600:9000:206... 2600:9000:206f:2200:7:60cd:e840:21	16509 (AMAZON-02) (AMAZON-02)
1	2606:4700:440... 2606:4700:4400::ac40:929e	13335 (CLOUDFLAR...) (CLOUDFLARENET)
14	52.22.138.200 52.22.138.200	14618 (AMAZON-AES) (AMAZON-AES)
1	2a00:1450:400... 2a00:1450:4001:80f::2008	15169 (GOOGLE) (GOOGLE)
1	143.204.215.58 143.204.215.58	16509 (AMAZON-02) (AMAZON-02)
2	2a00:1450:401... 2a00:1450:4014:80a::200e	15169 (GOOGLE) (GOOGLE)
1 3	142.250.185.198 142.250.185.198	15169 (GOOGLE) (GOOGLE)
2	142.250.184.226 142.250.184.226	15169 (GOOGLE) (GOOGLE)
4	2a03:2880:f02... 2a03:2880:f02d:100:face:b00c:0:3	32934 (FACEBOOK) (FACEBOOK)
2	63.33.115.124 63.33.115.124	16509 (AMAZON-02) (AMAZON-02)
3	2a03:2880:f12... 2a03:2880:f12d:181:face:b00c:0:25de	32934 (FACEBOOK) (FACEBOOK)
1	2a00:1450:400... 2a00:1450:400c:c07::9d	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:4001:801::2002	15169 (GOOGLE) (GOOGLE)
2 2	2a00:1450:400... 2a00:1450:4001:813::2002	15169 (GOOGLE) (GOOGLE)
1 2	2a00:1450:400... 2a00:1450:4001:80f::2004	15169 (GOOGLE) (GOOGLE)
2	2a00:1450:400... 2a00:1450:4001:803::2003	15169 (GOOGLE) (GOOGLE)
1	35.71.131.137 35.71.131.137	16509 (AMAZON-02) (AMAZON-02)
2	2a02:26f0:350... 2a02:26f0:3500:889::1931	20940 (AKAMAI-ASN1) (AKAMAI-ASN1)
2	104.75.88.209 104.75.88.209	16625 (AKAMAI-AS) (AKAMAI-AS)
96	22

1 54.165.40.136 (United States) 1 redirects

ASN14618 (AMAZON-AES, US)
PTR: ec2-54-165-40-136.compute-1.amazonaws.com

duolingo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

6 3.233.183.135 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-3-233-183-135.compute-1.amazonaws.com

www.duolingo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
stories.duolingo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

5 2606:4700::6810:9540 (United States)

ASN13335 (CLOUDFLARENET, US)

cdn.cookielaw.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

4 34.243.93.43 (Dublin, Ireland)

ASN16509 (AMAZON-02, US)
PTR: ec2-34-243-93-43.eu-west-1.compute.amazonaws.com

s.lmepbq.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

37 2600:9000:206f:2200:7:60cd:e840:21 (United States)

ASN16509 (AMAZON-02, US)

d35aaqx5ub95lt.cloudfront.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2606:4700:4400::ac40:929e (United States)

ASN13335 (CLOUDFLARENET, US)

geolocation.onetrust.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

14 52.22.138.200 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-52-22-138-200.compute-1.amazonaws.com

excess.duolingo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:80f::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.googletagmanager.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 143.204.215.58 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-143-204-215-58.fra53.r.cloudfront.net

brb.duolingo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4014:80a::200e (Ireland)

ASN15169 (GOOGLE, US)

www.google-analytics.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 142.250.185.198 (United States) 1 redirects

ASN15169 (GOOGLE, US)
PTR: fra16s52-in-f6.1e100.net

9814127.fls.doubleclick.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 142.250.184.226 (United States)

ASN15169 (GOOGLE, US)
PTR: fra24s12-in-f2.1e100.net

www.googleadservices.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

4 2a03:2880:f02d:100:face:b00c:0:3 (Frankfurt am Main, Germany)

ASN32934 (FACEBOOK, US)

connect.facebook.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 63.33.115.124 (Dublin, Ireland)

ASN16509 (AMAZON-02, US)
PTR: ec2-63-33-115-124.eu-west-1.compute.amazonaws.com

c0.adalyser.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 2a03:2880:f12d:181:face:b00c:0:25de (Frankfurt am Main, Germany)

ASN32934 (FACEBOOK, US)

www.facebook.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:400c:c07::9d (Brussels, Belgium)

ASN15169 (GOOGLE, US)

stats.g.doubleclick.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:801::2002 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

adservice.google.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:813::2002 (Frankfurt am Main, Germany) 2 redirects

ASN15169 (GOOGLE, US)

googleads.g.doubleclick.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
adservice.google.de	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:80f::2004 (Frankfurt am Main, Germany) 1 redirects

ASN15169 (GOOGLE, US)

www.google.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:803::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.google.de	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 35.71.131.137 (United States)

ASN16509 (AMAZON-02, US)
PTR: a6370ebea231e0c9a.awsglobalaccelerator.com

insight.adsrvr.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a02:26f0:3500:889::1931 (Frankfurt am Main, Germany)

ASN20940 (AKAMAI-ASN1, NL)

s.pinimg.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 104.75.88.209 (Frankfurt am Main, Germany)

ASN16625 (AKAMAI-AS, US)
PTR: a104-75-88-209.deploy.static.akamaitechnologies.com

ct.pinterest.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
37	cloudfront.net d35aaqx5ub95lt.cloudfront.net	714 KB
22	duolingo.com 1 redirects duolingo.com — Cisco Umbrella Rank: 10776 www.duolingo.com — Cisco Umbrella Rank: 34835 excess.duolingo.com — Cisco Umbrella Rank: 16010 stories.duolingo.com — Cisco Umbrella Rank: 20241 brb.duolingo.com — Cisco Umbrella Rank: 17243	15 KB
5	doubleclick.net 2 redirects 9814127.fls.doubleclick.net — Cisco Umbrella Rank: 148708 stats.g.doubleclick.net — Cisco Umbrella Rank: 138 googleads.g.doubleclick.net — Cisco Umbrella Rank: 67	4 KB
5	cookielaw.org cdn.cookielaw.org — Cisco Umbrella Rank: 509	116 KB
4	facebook.net connect.facebook.net — Cisco Umbrella Rank: 164	219 KB
4	lmepbq.com s.lmepbq.com — Cisco Umbrella Rank: 96663	58 KB
3	google.de 1 redirects www.google.de — Cisco Umbrella Rank: 4915 adservice.google.de — Cisco Umbrella Rank: 6937	1 KB
3	google.com 1 redirects adservice.google.com — Cisco Umbrella Rank: 103 www.google.com — Cisco Umbrella Rank: 17	2 KB
3	facebook.com www.facebook.com — Cisco Umbrella Rank: 96	476 B
2	pinterest.com ct.pinterest.com — Cisco Umbrella Rank: 820	1 KB
2	pinimg.com s.pinimg.com — Cisco Umbrella Rank: 794	19 KB
2	adalyser.com c0.adalyser.com — Cisco Umbrella Rank: 33135	13 KB
2	googleadservices.com www.googleadservices.com — Cisco Umbrella Rank: 134	17 KB
2	google-analytics.com www.google-analytics.com — Cisco Umbrella Rank: 69	20 KB
1	adsrvr.org insight.adsrvr.org — Cisco Umbrella Rank: 685	261 B
1	googletagmanager.com www.googletagmanager.com — Cisco Umbrella Rank: 101	62 KB
1	onetrust.com geolocation.onetrust.com — Cisco Umbrella Rank: 830	457 B
96	17

	Domain	Requested by
37	d35aaqx5ub95lt.cloudfront.net	www.duolingo.com d35aaqx5ub95lt.cloudfront.net
14	excess.duolingo.com	d35aaqx5ub95lt.cloudfront.net
5	cdn.cookielaw.org	www.duolingo.com cdn.cookielaw.org d35aaqx5ub95lt.cloudfront.net
4	connect.facebook.net	www.duolingo.com connect.facebook.net 9814127.fls.doubleclick.net
4	s.lmepbq.com	www.duolingo.com s.lmepbq.com d35aaqx5ub95lt.cloudfront.net
4	www.duolingo.com	d35aaqx5ub95lt.cloudfront.net
3	www.facebook.com	9814127.fls.doubleclick.net
3	9814127.fls.doubleclick.net	1 redirects www.googletagmanager.com adservice.google.com
2	ct.pinterest.com	s.pinimg.com 9814127.fls.doubleclick.net
2	s.pinimg.com	9814127.fls.doubleclick.net s.pinimg.com
2	www.google.de
2	www.google.com	1 redirects
2	c0.adalyser.com	www.duolingo.com
2	www.googleadservices.com	www.googletagmanager.com www.googleadservices.com
2	www.google-analytics.com	www.googletagmanager.com d35aaqx5ub95lt.cloudfront.net
2	stories.duolingo.com	d35aaqx5ub95lt.cloudfront.net
1	insight.adsrvr.org	9814127.fls.doubleclick.net
1	adservice.google.de	1 redirects
1	googleads.g.doubleclick.net	1 redirects
1	adservice.google.com	9814127.fls.doubleclick.net
1	stats.g.doubleclick.net	d35aaqx5ub95lt.cloudfront.net
1	brb.duolingo.com	d35aaqx5ub95lt.cloudfront.net
1	www.googletagmanager.com	d35aaqx5ub95lt.cloudfront.net
1	geolocation.onetrust.com	cdn.cookielaw.org
1	duolingo.com	1 redirects
96	25

This site contains links to these domains. Also see Links.

Domain
itunes.apple.com
play.google.com
schools.duolingo.com
englishtest.duolingo.com
research.duolingo.com
incubator.duolingo.com
careers.duolingo.com
design.duolingo.com
store.duolingo.com
press.duolingo.com
investors.duolingo.com
podcast.duolingo.com
support.duolingo.com
duolingoschools.zendesk.com
status.duolingo.com
blog.duolingo.com
www.instagram.com
www.facebook.com
twitter.com
www.youtube.com
ar.duolingo.com
cs.duolingo.com
de.duolingo.com
el.duolingo.com
en.duolingo.com
es.duolingo.com
fr.duolingo.com
hi.duolingo.com
hu.duolingo.com
id.duolingo.com
it.duolingo.com
ja.duolingo.com
ko.duolingo.com
dn.duolingo.com
pl.duolingo.com
pt.duolingo.com
ro.duolingo.com
ru.duolingo.com
th.duolingo.com
tl.duolingo.com
tr.duolingo.com
uk.duolingo.com
vi.duolingo.com
zs.duolingo.com

Subject Issuer	Validity	Valid
*.duolingo.com Go Daddy Secure Certificate Authority - G2	`2021-11-21` - `2022-12-23`	a year	crt.sh
cookielaw.org Cloudflare Inc ECC CA-3	`2022-05-01` - `2023-05-01`	a year	crt.sh
lmepbq.com R3	`2022-06-28` - `2022-09-26`	3 months	crt.sh
*.cloudfront.net Amazon	`2022-02-01` - `2023-01-31`	a year	crt.sh
onetrust.com Cloudflare Inc ECC CA-3	`2022-01-12` - `2023-01-12`	a year	crt.sh
*.google-analytics.com GTS CA 1C3	`2022-06-27` - `2022-09-19`	3 months	crt.sh
*.doubleclick.net GTS CA 1C3	`2022-06-06` - `2022-08-29`	3 months	crt.sh
www.googleadservices.com GTS CA 1C3	`2022-06-27` - `2022-09-19`	3 months	crt.sh
*.facebook.com DigiCert SHA2 High Assurance Server CA	`2022-04-21` - `2022-07-20`	3 months	crt.sh
*.adalyser.com Thawte RSA CA 2018	`2022-06-10` - `2023-07-11`	a year	crt.sh
*.googleadservices.com GTS CA 1C3	`2022-06-27` - `2022-09-19`	3 months	crt.sh
*.g.doubleclick.net GTS CA 1C3	`2022-06-06` - `2022-08-29`	3 months	crt.sh
*.google.com GTS CA 1C3	`2022-06-06` - `2022-08-29`	3 months	crt.sh
www.google.com GTS CA 1C3	`2022-06-27` - `2022-09-19`	3 months	crt.sh
www.google.de GTS CA 1C3	`2022-06-06` - `2022-08-29`	3 months	crt.sh
*.adsrvr.org GlobalSign GCC R3 DV TLS CA 2020	`2022-03-31` - `2023-05-02`	a year	crt.sh
*.pinterest.com DigiCert TLS RSA SHA256 2020 CA1	`2021-07-26` - `2022-08-05`	a year	crt.sh

This page contains 5 frames:

Primary Page: https://www.duolingo.com/
Frame ID: D239175B66CECE6FB3C4936C49311FF6
Requests: 75 HTTP requests in this frame

Frame: https://9814127.fls.doubleclick.net/activityi;dc_pre=CNaY7qX39fgCFU6d7QodnZ4A8A;src=9814127;type=hv3;cat=allpa0;ord=6936809108660;gtm=2wg7b0;auiddc=321476893.1657717601;~oref=https%3A%2F%2Fwww.duolingo.com%2F
Frame ID: DD2AE3774E1AFBC1E8A5B3A9F04E4D40
Requests: 1 HTTP requests in this frame

Frame: blob://https://www.duolingo.com/87a7acb6-889f-4ee9-8756-395ef2762635
Frame ID: 0DB50DFB43CC98FF44617F37A18C9B75
Requests: 1 HTTP requests in this frame

Frame: https://adservice.google.com/ddm/fls/i/dc_pre=CNaY7qX39fgCFU6d7QodnZ4A8A;src=9814127;type=hv3;cat=allpa0;ord=6936809108660;gtm=2wg7b0;auiddc=321476893.1657717601;~oref=https%3A%2F%2Fwww.duolingo.com%2F
Frame ID: CA2E20E401DFEEFC3B8EEABBC2426BD3
Requests: 1 HTTP requests in this frame

Frame: https://9814127.fls.doubleclick.net/ddm/fls/r/dc_pre=CNaY7qX39fgCFU6d7QodnZ4A8A;src=9814127;type=hv3;cat=allpa0;ord=6936809108660;gtm=2wg7b0;auiddc=321476893.1657717601;~oref=https%3A%2F%2Fwww.duolingo.com%2F
Frame ID: 76E03F126AE295F9032019B93879FBAF
Requests: 10 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

Duolingo - Die weltbeste Methode, eine Sprache zu lernenbadge-app-storebadge-app-store

Page URL History Show full URLs

http://duolingo.com/ HTTP 301
https://www.duolingo.com/ Page URL

Detected technologies

React (JavaScript Frameworks) Expand

Overall confidence: 100%
Detected patterns

<[^>]+data-react

Facebook (Widgets) Expand

Overall confidence: 100%
Detected patterns

//connect\.facebook\.([a-z]+)/[^/]*/[a-z]*\.js

Google Analytics (Analytics) Expand

Overall confidence: 100%
Detected patterns

google-analytics\.com/(?:ga|urchin|analytics)\.js

Google Tag Manager (Tag Managers) Expand

Overall confidence: 100%
Detected patterns

googletagmanager\.com/gtm\.js

OneTrust (Cookie compliance) Expand

Overall confidence: 100%
Detected patterns

cdn\.cookielaw\.org
otSDKStub\.js

Page Statistics

96
Requests

97 %
HTTPS

57 %
IPv6

17
Domains

25
Subdomains

22
IPs

4
Countries

1259 kB
Transfer

4048 kB
Size

21
Cookies

47 Outgoing links

These are links going to different origins than the main page.

URL: https://itunes.apple.com/de/app/duolingo-learn-spanish-french/id570060128?mt=8&at=1010lwpr
Title: badge-app-storeZum Download im App Store

Search URL Search Domain Scan URL

URL: https://play.google.com/store/apps/details?hl=de&id=com.duolingo&referrer=utm_source%3Dduolingo.com%26utm_medium%3Dduolingo_web%26utm_content%3Ddownload_button%26utm_campaign%3Dsplash
Title: badge-app-storeHol dir die App aufGoogle Play

Search URL Search Domain Scan URL

URL: https://schools.duolingo.com/
Title: Bring Duolingo in dein Klassenzimmer

Search URL Search Domain Scan URL

URL: https://englishtest.duolingo.com/
Title: ENGLISCHKENNTNISSE ZERTIFIZIEREN

Search URL Search Domain Scan URL

URL: https://research.duolingo.com/
Title: Forschung

Search URL Search Domain Scan URL

URL: https://incubator.duolingo.com/
Title: Inkubator

Search URL Search Domain Scan URL

URL: https://careers.duolingo.com/
Title: Karriere

Search URL Search Domain Scan URL

URL: https://design.duolingo.com/
Title: Markenrichtlinien

Search URL Search Domain Scan URL

URL: https://store.duolingo.com/
Title: Laden

Search URL Search Domain Scan URL

URL: https://press.duolingo.com/
Title: Presse

Search URL Search Domain Scan URL

URL: https://investors.duolingo.com/
Title: Investoren

Search URL Search Domain Scan URL

URL: https://englishtest.duolingo.com/de
Title: Duolingo English Test

Search URL Search Domain Scan URL

URL: https://podcast.duolingo.com/
Title: Podcast

Search URL Search Domain Scan URL

URL: https://support.duolingo.com/hc/de
Title: Duolingo FAQ

Search URL Search Domain Scan URL

URL: https://duolingoschools.zendesk.com/hc/en-us
Title: FAQ für Schulen

Search URL Search Domain Scan URL

URL: https://englishtest.duolingo.com/faq
Title: Duolingo English Test FAQs

Search URL Search Domain Scan URL

URL: https://status.duolingo.com/
Title: Status

Search URL Search Domain Scan URL

URL: https://blog.duolingo.com/
Title: Blog

Search URL Search Domain Scan URL

URL: https://www.instagram.com/duolingodeutschland/
Title: Instagram

Search URL Search Domain Scan URL

URL: https://www.facebook.com/DuolingoDeutschland
Title: Facebook

Search URL Search Domain Scan URL

URL: https://twitter.com/duolingo
Title: Twitter

Search URL Search Domain Scan URL

URL: https://www.youtube.com/user/duolingo
Title: YouTube

Search URL Search Domain Scan URL

URL: https://ar.duolingo.com/
Title: العربية

Search URL Search Domain Scan URL

URL: https://cs.duolingo.com/
Title: Čeština

Search URL Search Domain Scan URL

URL: https://de.duolingo.com/
Title: Deutsch

Search URL Search Domain Scan URL

URL: https://el.duolingo.com/
Title: Ελληνικά

Search URL Search Domain Scan URL

URL: https://en.duolingo.com/
Title: English

Search URL Search Domain Scan URL

URL: https://es.duolingo.com/
Title: Español

Search URL Search Domain Scan URL

URL: https://fr.duolingo.com/
Title: Français

Search URL Search Domain Scan URL

URL: https://hi.duolingo.com/
Title: हिंदी

Search URL Search Domain Scan URL

URL: https://hu.duolingo.com/
Title: Magyar

Search URL Search Domain Scan URL

URL: https://id.duolingo.com/
Title: Bahasa Indonesia

Search URL Search Domain Scan URL

URL: https://it.duolingo.com/
Title: Italiano

Search URL Search Domain Scan URL

URL: https://ja.duolingo.com/
Title: 日本語

Search URL Search Domain Scan URL

URL: https://ko.duolingo.com/
Title: 한국어

Search URL Search Domain Scan URL

URL: https://dn.duolingo.com/
Title: Nederlands

Search URL Search Domain Scan URL

URL: https://pl.duolingo.com/
Title: Polski

Search URL Search Domain Scan URL

URL: https://pt.duolingo.com/
Title: Português

Search URL Search Domain Scan URL

URL: https://ro.duolingo.com/
Title: Română

Search URL Search Domain Scan URL

URL: https://ru.duolingo.com/
Title: Русский

Search URL Search Domain Scan URL

URL: https://th.duolingo.com/
Title: ภาษาไทย

Search URL Search Domain Scan URL

URL: https://tl.duolingo.com/
Title: Tagalog

Search URL Search Domain Scan URL

URL: https://tr.duolingo.com/
Title: Türkçe

Search URL Search Domain Scan URL

URL: https://uk.duolingo.com/
Title: Українською

Search URL Search Domain Scan URL

URL: https://vi.duolingo.com/
Title: Tiếng Việt

Search URL Search Domain Scan URL

URL: https://zs.duolingo.com/
Title: 中文

Search URL Search Domain Scan URL

Page URL History

This captures the URL locations of the websites, including HTTP redirects and client-side redirects via JavaScript or Meta fields.

http://duolingo.com/ HTTP 301
https://www.duolingo.com/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 66

https://9814127.fls.doubleclick.net/activityi;src=9814127;type=hv3;cat=allpa0;ord=6936809108660;gtm=2wg7b0;auiddc=321476893.1657717601;~oref=https%3A%2F%2Fwww.duolingo.com%2F HTTP 302
https://9814127.fls.doubleclick.net/activityi;dc_pre=CNaY7qX39fgCFU6d7QodnZ4A8A;src=9814127;type=hv3;cat=allpa0;ord=6936809108660;gtm=2wg7b0;auiddc=321476893.1657717601;~oref=https%3A%2F%2Fwww.duolingo.com%2F

Request Chain 81

https://googleads.g.doubleclick.net/pagead/viewthroughconversion/397119219/?random=2024633742&cv=9&fst=1657717600826&num=1&value=1&label=k0ETCJGBvf0BEPOdrr0B&bg=ffffff&guid=ON&resp=GooglemKTybQhCsO&u_h=1200&u_w=1600&u_ah=1200&u_aw=1600&u_cd=24&u_his=2&u_tz=0&u_java=false&u_nplug=3&u_nmime=4&gtm=2wg7b0&sendb=1&ig=1&frm=0&url=https%3A%2F%2Fwww.duolingo.com%2F&tiba=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&auid=321476893.1657717601&hn=www.googleadservices.com&async=1&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&ocp_id=YMPOYp7bN_6R9fgPjc6i8AM&sscte=1&crd=&eitems=ChEI8Nq5lgYQsKj0roDwwaPtARIdAKbfd0QQuQjjO4HAyw81ol92wkRRWN1FXeOHAvA HTTP 302
https://www.google.com/pagead/1p-conversion/397119219/?random=2024633742&cv=9&fst=1657717600826&num=1&value=1&label=k0ETCJGBvf0BEPOdrr0B&bg=ffffff&guid=ON&resp=GooglemKTybQhCsO&u_h=1200&u_w=1600&u_ah=1200&u_aw=1600&u_cd=24&u_his=2&u_tz=0&u_java=false&u_nplug=3&u_nmime=4&gtm=2wg7b0&sendb=1&ig=1&frm=0&url=https%3A%2F%2Fwww.duolingo.com%2F&tiba=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&auid=321476893.1657717601&hn=www.googleadservices.com&async=1&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&sscte=1&crd=&is_vtc=1&ocp_id=YMPOYp7bN_6R9fgPjc6i8AM&cid=CAQSKQCNIrLMpI97EYjdsBzO8uvGK3O_83z_PivSbrQZAq4FifQhKFilCh_v&eitems=ChEI8Nq5lgYQsKj0roDwwaPtARIdAKbfd0Sw1gB4m5gt_8dLeB7R4NAOHgPSNm5cVDA&random=2144908540&resp=GooglemKTybQhCsO HTTP 302
https://www.google.de/pagead/1p-conversion/397119219/?random=2024633742&cv=9&fst=1657717600826&num=1&value=1&label=k0ETCJGBvf0BEPOdrr0B&bg=ffffff&guid=ON&resp=GooglemKTybQhCsO&u_h=1200&u_w=1600&u_ah=1200&u_aw=1600&u_cd=24&u_his=2&u_tz=0&u_java=false&u_nplug=3&u_nmime=4&gtm=2wg7b0&sendb=1&ig=1&frm=0&url=https%3A%2F%2Fwww.duolingo.com%2F&tiba=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&auid=321476893.1657717601&hn=www.googleadservices.com&async=1&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&sscte=1&crd=&is_vtc=1&ocp_id=YMPOYp7bN_6R9fgPjc6i8AM&cid=CAQSKQCNIrLMpI97EYjdsBzO8uvGK3O_83z_PivSbrQZAq4FifQhKFilCh_v&eitems=ChEI8Nq5lgYQsKj0roDwwaPtARIdAKbfd0Sw1gB4m5gt_8dLeB7R4NAOHgPSNm5cVDA&random=2144908540&resp=GooglemKTybQhCsO&ipr=y&prhg=0

Request Chain 84

https://adservice.google.de/ddm/fls/i/dc_pre=CNaY7qX39fgCFU6d7QodnZ4A8A;src=9814127;type=hv3;cat=allpa0;ord=6936809108660;gtm=2wg7b0;auiddc=321476893.1657717601;~oref=https%3A%2F%2Fwww.duolingo.com%2F HTTP 302
https://9814127.fls.doubleclick.net/ddm/fls/r/dc_pre=CNaY7qX39fgCFU6d7QodnZ4A8A;src=9814127;type=hv3;cat=allpa0;ord=6936809108660;gtm=2wg7b0;auiddc=321476893.1657717601;~oref=https%3A%2F%2Fwww.duolingo.com%2F

96 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
www.duolingo.com/
Redirect Chain

http://duolingo.com/
https://www.duolingo.com/

8 KB
4 KB

330ms
130ms

Document
text/html

3.233.183.135
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL

https://www.duolingo.com/

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

3.233.183.135 Ashburn, United States, ASN14618 (AMAZON-AES, US),

Reverse DNS

ec2-3-233-183-135.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

b9f55c380f2520e2fe9858ff50e9bd01cd451fbf393fb77d1805df6c2cff5df1

Security Headers

Name	Value
X-Frame-Options	SAMEORIGIN

Request headers

Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36
accept-language: de-DE,de;q=0.9

Response headers

cache-control: no-store, no-cache, must-revalidate, proxy-revalidate
content-encoding: gzip
content-type: text/html; charset=UTF-8
date: Wed, 13 Jul 2022 13:06:39 GMT
expires: 0
no-retry: 1
pragma: no-cache
server: duo-api
surrogate-control: no-store
x-duo-request-host: www.duolingo.com
x-envoy-upstream-service-time: 29
x-frame-options: SAMEORIGIN
x-ipcountry: US
x-runtime: 0.02653
x-tid: ffff666662cec34c0038
x-ws: UK

Redirect headers

Connection: keep-alive
Content-Length: 193
Content-Type: text/html
Date: Wed, 13 Jul 2022 13:06:39 GMT
Location: https://www.duolingo.com
Server: nginx/1.4.6 (Ubuntu)

GET
H2 200 otSDKStub.js Show response
cdn.cookielaw.org/scripttemplates/ 20 KB
7 KB 64ms
23ms Script
application/javascript 2606:4700::6810:9540
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://cdn.cookielaw.org/scripttemplates/otSDKStub.js

Requested by

Host: www.duolingo.com
URL: https://www.duolingo.com/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6810:9540 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

7aaad78d13ba343554d09043d46b9f563fb3c06d4789f7faf5e45a7247458894

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-ms-blob-type: BlockBlob
date: Wed, 13 Jul 2022 13:06:39 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: 4m3LBpuQ5au3un+sbdTm6g==
age: 6995
vary: Accept-Encoding
content-length: 6922
x-ms-lease-status: unlocked
last-modified: Wed, 13 Jul 2022 02:50:07 GMT
server: cloudflare
etag: 0x8DA647A65424036
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security: max-age=31536000; includeSubDomains; preload
content-type: application/javascript
access-control-allow-origin: *
x-ms-request-id: cc1edbd2-401e-015e-4c65-966db0000000
access-control-expose-headers: x-ms-request-id,Server,x-ms-version,Content-Type,Content-Encoding,Last-Modified,ETag,Content-MD5,x-ms-lease-status,x-ms-blob-type,Content-Length,Date,Transfer-Encoding
cache-control: max-age=14400
x-ms-version: 2009-09-19
accept-ranges: bytes
cf-ray: 72a23cb74d33bbfd-FRA

GET
H/1.1 200
OK clear.js Show response
s.lmepbq.com/ag/891112/ 11 KB
8 KB 178ms
34ms Script
text/javascript 34.243.93.43
AMAZON-02

General

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Show headers Download Go to

Full URL

https://s.lmepbq.com/ag/891112/clear.js?ck=932cacd6-22b3-40fb-8e41-17f3b6841429&dt=8911121635444670059000&mo=2&pd=acc

Requested by

Host: www.duolingo.com
URL: https://www.duolingo.com/

Protocol

HTTP/1.1

Security

TLS 1.2, ECDHE_ECDSA, AES_128_GCM

Server

34.243.93.43 Dublin, Ireland, ASN16509 (AMAZON-02, US),

Reverse DNS

ec2-34-243-93-43.eu-west-1.compute.amazonaws.com

Software

Resource Hash

1c6674429d4337b0b1667ad65e65236419ec918b2de923dd485651d052f0ab94

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

Pragma: no-cache
Date: Wed, 13 Jul 2022 13:06:39 GMT
Content-Encoding: gzip
Accept-Ch: Viewport-Width, Viewport-Height, Width, DPR, RTT, ECT, Device-Memory, Downlink, Save-Data
Vary: *
Content-Type: text/javascript; charset=utf-8
Cache-Control: no-cache, no-store, must-revalidate, no-transform, private, max-age=0
Strict-Transport-Security: max-age=31536000; includeSubDomains
Timing-Allow-Origin: *
Content-Length: 7281
Expires: 0

GET
H2 200 manifest-98209815.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 10 KB
5 KB 8ms
8ms Script
application/javascript 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-98209815.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 47b2ea79df303a85279763a6c2ed3f0d685d1bc9eba54b48066e49fd02ce07f3

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Mon, 11 Jul 2022 17:13:23 GMT
content-encoding: gzip
last-modified: Mon, 11 Jul 2022 16:31:39 GMT
server: AmazonS3
age: 157997
etag: "168696e5a82c514835d947fd3125337e"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
content-length: 5220
x-amz-cf-id: a8fbyDjqPx9Zrw5LIbANa8-PWyu5ABPWKvSflEV4QZ2t_9zZ4ddlJw==

GET
H2 200 2867-343c01c8.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 211 KB
74 KB 11ms
7ms Script
application/javascript 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/2867-343c01c8.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: bf145b568c70477625334d389e6fe987473d009c7d5fd40d64c95c9cb52f93f6

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Mon, 11 Jul 2022 17:13:44 GMT
content-encoding: gzip
last-modified: Mon, 11 Jul 2022 16:31:39 GMT
server: AmazonS3
age: 157976
etag: "3cb72c6b2858c55b0fdbcdfb50c8e14f"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
content-length: 75155
x-amz-cf-id: eFM7bin-jDx5RBvxh3nQST2eOieQhvzL7HvrbDjT1QssQuwwe6eqrA==

GET
H2 200 de-a9fb9fbe.js Show response
d35aaqx5ub95lt.cloudfront.net/js/strings/ 7 KB
2 KB 17ms
14ms Script
application/javascript 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/strings/de-a9fb9fbe.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: f0f2e060019459e3c3967037f08e3967b072033dd59973e34d9e69db35895f9a

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Thu, 19 May 2022 05:18:06 GMT
content-encoding: gzip
last-modified: Wed, 18 May 2022 19:57:08 GMT
server: AmazonS3
age: 4780114
etag: "6793c8a66df6adb1f6b1270571041176"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
content-length: 2135
x-amz-cf-id: zf6raX0S5MqkbvlxWQXjaFKbfh0Yn9unFHBmR8U_Uy9Mh3IsVaE5Sg==

GET
H2 200 9819-ab4b2d09.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 185 KB
58 KB 19ms
16ms Script
application/javascript 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/9819-ab4b2d09.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 65e9179a0f1c6494cfb77ff05f426c6231d33f20e2c022d00205637dec132cc2

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Mon, 11 Jul 2022 17:13:23 GMT
content-encoding: gzip
last-modified: Mon, 11 Jul 2022 16:31:39 GMT
server: AmazonS3
age: 157997
etag: "8fdab1e21b5fada48821811537754af6"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
content-length: 58833
x-amz-cf-id: 1r6AOL8wbGf5DdeedLUar-8waowZ5wMRxKj4sKAYIL9T5YSlXVn52w==

GET
H2 200 en-1644a48e.js Show response
d35aaqx5ub95lt.cloudfront.net/js/strings/ 226 B
579 B 21ms
18ms Script
application/javascript 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/strings/en-1644a48e.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 1d5484074d844addc76cc620a18d6eab5e5e585f58b5ab7921be19398203a10b

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Tue, 14 Jun 2022 03:12:49 GMT
content-encoding: gzip
last-modified: Mon, 13 Jun 2022 23:18:40 GMT
server: AmazonS3
age: 2541231
etag: "b9da8067b4ea9759df25d623effb5336"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
content-length: 183
x-amz-cf-id: QGhTS-oaLT6QTlZJ_xVbJXvzNzOePdofXqYhEPBxiFlAfTWpa8LsuQ==

GET
H2 200 8028-8de03560.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 29 KB
11 KB 22ms
20ms Script
application/javascript 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/8028-8de03560.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 67167722ca8e841eb131eb6afaf8dce4a654772652064c55e4517fde532514ce

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Wed, 22 Jun 2022 21:56:12 GMT
content-encoding: gzip
last-modified: Wed, 22 Jun 2022 21:25:15 GMT
server: AmazonS3
age: 1782628
etag: "93b2c4688bc4456b2e2645a12092c754"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
content-length: 10845
x-amz-cf-id: 1YeGlIcqSBvOxmvBVFYI_WVw3rrJ4Vdmw7nRSne-PXIO5yNYP-I7rA==

GET
H2 200 polyfills-3a87979e.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 450 B
665 B 23ms
20ms Script
application/javascript 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/polyfills-3a87979e.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 3ea86159118f3fcbd765c1f47353b8bee4f45a248afbfdd33b006941cdf5de65

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Thu, 09 Jun 2022 00:30:10 GMT
content-encoding: gzip
last-modified: Wed, 08 Jun 2022 19:22:15 GMT
server: AmazonS3
age: 2982990
etag: "9432b1e5f24ff0765785715f97ca0b76"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
content-length: 270
x-amz-cf-id: V8i3VxChZP7DPN2I31r1ShvpUtmfxtJup3WrH25GmJHHaPXIqigflA==

GET
H2 200 3893-ed897736.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 456 KB
143 KB 23ms
21ms Script
application/javascript 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

General

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 79a41c1a29598eb31a6b2b617b254c5ce9cb978485efdc787c15655de9f4442d

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Wed, 29 Jun 2022 19:38:33 GMT
content-encoding: gzip
last-modified: Wed, 29 Jun 2022 19:23:31 GMT
server: AmazonS3
age: 1186087
etag: "bc7c07c32f329e50128a4b6950f8b7be"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
content-length: 146059
x-amz-cf-id: Z5PrFHadmwHa5HpI6KSTerSzb9jZ_3lViQrJxL0ajsYQ-T-4oC8jWw==

GET
H2 200 app-49f26439.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 691 KB
187 KB 29ms
28ms Script
application/javascript 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/app-49f26439.js
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: ac8abdefbad456ff95a3231ff09edf622707c19bdb58050853ac209b25255a4f

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Mon, 11 Jul 2022 22:16:26 GMT
content-encoding: gzip
last-modified: Mon, 11 Jul 2022 22:03:42 GMT
server: AmazonS3
age: 139814
etag: "c30920ee3f6aba5e6b2d3db2af6e039b"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
content-length: 191279
x-amz-cf-id: Rbfbg-PO29eK92FzAO16EnEXIf1hSbqyoDmrgiziO1zajesm6_heug==

GET
H2 200 3893-1d2e33a8.css
d35aaqx5ub95lt.cloudfront.net/css/ 14 KB
4 KB 59ms
7ms Stylesheet
text/css 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/3893-1d2e33a8.css
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: bc66a43f1a2f58d6b303c530a93c3e2ba2a7ce6964b8505ccb9def6fada9f376

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Wed, 29 Jun 2022 19:38:33 GMT
content-encoding: gzip
last-modified: Wed, 29 Jun 2022 19:23:21 GMT
server: AmazonS3
age: 1186087
etag: "9ae76d97222bbab0716c63d4df2b6581"
x-cache: Hit from cloudfront
content-type: text/css
via: 1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
content-length: 3444
x-amz-cf-id: ibbYSzLAuRg5o9G9cS0q2zXLzO2znFZ4_8817uXuPoX5zZU247sVLw==

GET
H2 200 app-c0f80507.css
d35aaqx5ub95lt.cloudfront.net/css/ 73 KB
15 KB 60ms
8ms Stylesheet
text/css 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

General

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-c0f80507.css
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 50db71fc4b6462e80958e3ecb7a2875791ba2977478e4c216ee59aef000d4423

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Fri, 08 Jul 2022 23:05:26 GMT
content-encoding: gzip
last-modified: Fri, 08 Jul 2022 22:55:47 GMT
server: AmazonS3
age: 396074
etag: "5f12b00793b279cf32750cfeca1e1e96"
x-cache: Hit from cloudfront
content-type: text/css
via: 1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
content-length: 15433
x-amz-cf-id: 0wZKAGORZT9hicQ8r9h53xQOoajfoyapU4s036BH_24hWbQWFiqB-A==

GET
H2 200 55a7f100-001e-4085-87ec-1a6d522f7d67.json Show response
cdn.cookielaw.org/consent/55a7f100-001e-4085-87ec-1a6d522f7d67/ 4 KB
2 KB 36ms
21ms XHR
application/x-javascript 2606:4700::6810:9540
CLOUDFLARENET

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Full URL

https://cdn.cookielaw.org/consent/55a7f100-001e-4085-87ec-1a6d522f7d67/55a7f100-001e-4085-87ec-1a6d522f7d67.json

Requested by

Host: cdn.cookielaw.org
URL: https://cdn.cookielaw.org/scripttemplates/otSDKStub.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6810:9540 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

92b0ab5ddd16e52f6f4a50cc90a7f3216ed08d01309d7e9fe6901bc7059c09c1

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-ms-blob-type: BlockBlob
date: Wed, 13 Jul 2022 13:06:39 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: 6CFUc5RY3IhG3Kfr/mTs4g==
age: 11391
vary: Accept-Encoding
content-length: 1664
x-ms-lease-status: unlocked
last-modified: Tue, 29 Mar 2022 21:26:55 GMT
server: cloudflare
etag: 0x8DA11CAD939C4FB
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security: max-age=31536000; includeSubDomains; preload
content-type: application/x-javascript
access-control-allow-origin: *
x-ms-request-id: ebbb9cdd-d01e-0172-47d2-43ef8d000000
access-control-expose-headers: x-ms-request-id,Server,x-ms-version,Content-Type,Content-Encoding,Cache-Control,Last-Modified,ETag,Content-MD5,x-ms-lease-status,x-ms-blob-type,Content-Length,Date,Transfer-Encoding
cache-control: public, max-age=14400
x-ms-version: 2009-09-19
accept-ranges: bytes
cf-ray: 72a23cb78d3c9b4b-FRA
expires: Wed, 13 Jul 2022 17:06:39 GMT

GET
H2 200 location Show response
geolocation.onetrust.com/cookieconsentpub/v1/geo/ 182 B
457 B 55ms
36ms XHR
application/json 2606:4700:4400::ac40:929e
CLOUDFLARENET

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Full URL

https://geolocation.onetrust.com/cookieconsentpub/v1/geo/location

Requested by

Host: cdn.cookielaw.org
URL: https://cdn.cookielaw.org/scripttemplates/otSDKStub.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700:4400::ac40:929e , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

fd9308db31181fde13aca740757dcb439baf71d731011a87da483a28faae444f

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload

Request headers

accept: application/json
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date: Wed, 13 Jul 2022 13:06:39 GMT
content-encoding: gzip
server: cloudflare
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
access-control-allow-methods: GET, OPTIONS
content-type: application/json
access-control-allow-origin: *
strict-transport-security: max-age=31536000; includeSubDomains; preload
cf-ray: 72a23cb7cb629a11-FRA
access-control-allow-headers: Content-Type

GET
H2 200 otBannerSdk.js Show response
cdn.cookielaw.org/scripttemplates/6.16.0/ 374 KB
83 KB 24ms
24ms Script
application/javascript 2606:4700::6810:9540
CLOUDFLARENET

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Full URL

https://cdn.cookielaw.org/scripttemplates/6.16.0/otBannerSdk.js

Requested by

Host: cdn.cookielaw.org
URL: https://cdn.cookielaw.org/scripttemplates/otSDKStub.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6810:9540 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

353bcd41d11cc5a2bcb6763c269e41ac785c06ace29ac10053bb7c0fa3bf1ecf

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-ms-blob-type: BlockBlob
date: Wed, 13 Jul 2022 13:06:40 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: dGCXlveaBvO7BI0nfZKP+g==
age: 6862
vary: Accept-Encoding
content-length: 85065
x-ms-lease-status: unlocked
last-modified: Thu, 06 May 2021 19:31:04 GMT
server: cloudflare
etag: 0x8D910C57D52F14C
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security: max-age=31536000; includeSubDomains; preload
content-type: application/javascript
access-control-allow-origin: *
x-ms-request-id: fc994483-d01e-007d-116c-c4442e000000
access-control-expose-headers: x-ms-request-id,Server,x-ms-version,Content-Type,Content-Encoding,Last-Modified,ETag,Content-MD5,x-ms-lease-status,x-ms-blob-type,Content-Length,Date,Transfer-Encoding
cache-control: max-age=14400
x-ms-version: 2009-09-19
accept-ranges: bytes
cf-ray: 72a23cb82ed6bbfd-FRA

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 310ms
101ms Preflight 52.22.138.200
AMAZON-AES

General

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Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.22.138.200 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-22-138-200.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type
Access-Control-Request-Method: POST
Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Wed, 13 Jul 2022 13:06:40 GMT
server: Jetty(9.2.z-SNAPSHOT)

POST
H/1.1 200
OK postback Show response
s.lmepbq.com/2/2.64.1/891112/AWKXJYAJEPIM09aF/ 0
145 B 122ms
30ms XHR
text/plain 34.243.93.43
AMAZON-02

General

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Full URL: https://s.lmepbq.com/2/2.64.1/891112/AWKXJYAJEPIM09aF/postback?oz_pl=1&mo=2&pd=acc&ci=891112&ck=932cacd6-22b3-40fb-8e41-17f3b6841429&dt=8911121635444670059000&_x=1
Requested by: Host: s.lmepbq.com
URL: https://s.lmepbq.com/ag/891112/clear.js?ck=932cacd6-22b3-40fb-8e41-17f3b6841429&dt=8911121635444670059000&mo=2&pd=acc
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server: 34.243.93.43 Dublin, Ireland, ASN16509 (AMAZON-02, US),
Reverse DNS: ec2-34-243-93-43.eu-west-1.compute.amazonaws.com
Software: /
Resource Hash: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36
Content-Type: text/plain

Response headers

Access-Control-Allow-Origin: *
Date: Wed, 13 Jul 2022 13:06:39 GMT
Timing-Allow-Origin: *
Content-Length: 0
Vary: Origin

GET
H/1.1 200
OK main.js Show response
s.lmepbq.com/2/2.64.1/ 161 KB
51 KB 29ms
29ms Script
text/javascript 34.243.93.43
AMAZON-02

General

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Full URL

https://s.lmepbq.com/2/2.64.1/main.js

Requested by

Host: s.lmepbq.com
URL: https://s.lmepbq.com/ag/891112/clear.js?ck=932cacd6-22b3-40fb-8e41-17f3b6841429&dt=8911121635444670059000&mo=2&pd=acc

Protocol

HTTP/1.1

Security

TLS 1.2, ECDHE_ECDSA, AES_128_GCM

Server

34.243.93.43 Dublin, Ireland, ASN16509 (AMAZON-02, US),

Reverse DNS

ec2-34-243-93-43.eu-west-1.compute.amazonaws.com

Software

Resource Hash

88127622cde65813dbd02f354ac8f215b672b1be61bc99a73bee671595febd9e

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

Date: Wed, 13 Jul 2022 13:06:39 GMT
Content-Encoding: br
Accept-Ch: Viewport-Width, Viewport-Height, Width, DPR, RTT, ECT, Device-Memory, Downlink, Save-Data
Vary: Origin, Accept-Encoding
Content-Type: text/javascript; charset=utf-8
Cache-Control: public, no-transform, immutable, max-age=999999999
Strict-Transport-Security: max-age=31536000; includeSubDomains
Timing-Allow-Origin: *
Content-Length: 51329
Expires: Sat, 21 Mar 2054 05:23:40 GMT

GET
H2 200 gtm.js Show response
www.googletagmanager.com/ 186 KB
62 KB 136ms
49ms Script
application/javascript 2a00:1450:4001:80f::2008
GOOGLE

General

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Full URL

https://www.googletagmanager.com/gtm.js?id=GTM-TX6Z97C

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/app-49f26439.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:80f::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Google Tag Manager /

Resource Hash

e6cfac7d53d0d5f26bc531e7dc17577514ebcf3fb3e8435455f21e73226c9ffa

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains
X-Xss-Protection	0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date: Wed, 13 Jul 2022 13:06:40 GMT
content-encoding: br
vary: Accept-Encoding
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 62802
x-xss-protection: 0
last-modified: Wed, 13 Jul 2022 12:00:00 GMT
server: Google Tag Manager
strict-transport-security: max-age=31536000; includeSubDomains
content-type: application/javascript; charset=UTF-8
access-control-allow-origin: *
cache-control: private, max-age=900
access-control-allow-credentials: true
access-control-allow-headers: Cache-Control
expires: Wed, 13 Jul 2022 13:06:40 GMT

GET
H2 200 7408-2395f8e5.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 595 B
858 B 8ms
7ms Script
application/javascript 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

General

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/7408-2395f8e5.js
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-98209815.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: be8e5c505a35eb427ed9620ee67ae679c467bcdd02cef628aab4b0e25364b639

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Fri, 03 Jun 2022 02:33:42 GMT
content-encoding: gzip
last-modified: Thu, 02 Jun 2022 23:16:14 GMT
server: AmazonS3
age: 3493979
etag: "ed453b86cfd6df9167b748ca2756cb11"
x-cache: Hit from cloudfront
content-type: application/javascript
via: 1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
content-length: 461
x-amz-cf-id: OBzGzbufvy3FYnfoGZdZbGLDJKr1MKhtLMwwAOgbBvxtO6THwHSsFQ==

GET
H2 200 2668-7d78959b.js Show response
d35aaqx5ub95lt.cloudfront.net/js/ 8 KB
4 KB 8ms
7ms Script
application/javascript 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

General

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/2668-7d78959b.js
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-98209815.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 329eaa3f88f43f88f3733bd99a140701d06e5e73e77518b5bc5440708ce9773d

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
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Response headers

x-amz-server-side-encryption: AES256
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content-encoding: gzip
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server: AmazonS3
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6 KB 8ms
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text/css 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/1114-be16083a.css
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Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Fri, 08 Jul 2022 23:05:27 GMT
content-encoding: gzip
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server: AmazonS3
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x-cache: Hit from cloudfront
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20 KB 9ms
8ms Script
application/javascript 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/1114-cf1c8264.js
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-98209815.js
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Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Fri, 08 Jul 2022 23:05:27 GMT
content-encoding: gzip
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server: AmazonS3
age: 396074
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766 B 10ms
9ms Stylesheet
text/css 2600:9000:206f:2200:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/css/4000-83b69636.css
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-98209815.js
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Security: TLS 1.3, , AES_128_GCM
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Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Wed, 13 Apr 2022 03:34:52 GMT
content-encoding: gzip
last-modified: Wed, 13 Apr 2022 01:54:55 GMT
server: AmazonS3
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1 KB 10ms
10ms Script
application/javascript 2600:9000:206f:2200:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/js/4000-1b8d00e3.js
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/manifest-98209815.js
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Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
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server: AmazonS3
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x-cache: Hit from cloudfront
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/icon-sprite8.svg
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URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-c0f80507.css
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Request headers

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Response headers

x-amz-server-side-encryption: AES256
date: Fri, 03 Jun 2022 08:01:20 GMT
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server: AmazonS3
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image/svg+xml 2600:9000:206f:2200:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/star-pattern.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-c0f80507.css
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Request headers

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Response headers

x-amz-server-side-encryption: AES256
date: Wed, 15 Jun 2022 02:00:53 GMT
content-encoding: gzip
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server: AmazonS3
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x-cache: Hit from cloudfront
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2 KB 13ms
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image/svg+xml 2600:9000:206f:2200:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/331a32943ff73be28537dfc7469d5639.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
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Response headers

x-amz-server-side-encryption: AES256
date: Sun, 10 Apr 2022 02:05:45 GMT
content-encoding: gzip
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server: AmazonS3
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x-cache: Hit from cloudfront
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2 KB 14ms
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image/svg+xml 2600:9000:206f:2200:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/776364e6419216ffd84ddf8d8815711b.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-c0f80507.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
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Request headers

accept-language: de-DE,de;q=0.9
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Sat, 28 May 2022 05:51:06 GMT
content-encoding: gzip
last-modified: Fri, 27 May 2022 20:30:20 GMT
server: AmazonS3
age: 4000534
etag: "9a0420100690279e07edb44e90cf7e93"
x-cache: Hit from cloudfront
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844 B 14ms
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image/svg+xml 2600:9000:206f:2200:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/feature-streak.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-c0f80507.css
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Request headers

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Response headers

x-amz-server-side-encryption: AES256
date: Sat, 28 May 2022 06:32:46 GMT
content-encoding: gzip
last-modified: Fri, 27 May 2022 20:30:24 GMT
server: AmazonS3
age: 3998035
etag: "ab7017de82c19f1fad196fc5efe372ed"
x-cache: Hit from cloudfront
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682 B 15ms
9ms Image
image/svg+xml 2600:9000:206f:2200:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/feature-check.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-c0f80507.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
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Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Sat, 04 Jun 2022 06:15:12 GMT
content-encoding: gzip
last-modified: Fri, 03 Jun 2022 21:15:02 GMT
server: AmazonS3
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etag: "cafc9eb80998949e9d99681ba08ff404"
x-cache: Hit from cloudfront
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via: 1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
cache-control: max-age=315360000
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GET
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1 KB 15ms
10ms Image
image/svg+xml 2600:9000:206f:2200:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/laptop-features.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-c0f80507.css
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Security: TLS 1.3, , AES_128_GCM
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Request headers

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Response headers

x-amz-server-side-encryption: AES256
date: Thu, 02 Sep 2021 05:20:02 GMT
content-encoding: gzip
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server: AmazonS3
age: 27157599
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x-cache: Hit from cloudfront
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1 KB 16ms
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image/svg+xml 2600:9000:206f:2200:7:60cd:e840:21
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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/splash/ebdcc22deaf0f85388fcb09e7ecfbe78.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
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Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Wed, 24 Nov 2021 03:02:05 GMT
content-encoding: gzip
last-modified: Tue, 23 Nov 2021 23:17:31 GMT
server: AmazonS3
age: 19994676
etag: "8d7edc1e1c532bea3e58fa5548c737d0"
x-cache: Hit from cloudfront
content-type: image/svg+xml
via: 1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
cache-control: max-age=315360000
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accept-ranges: bytes
content-length: 1092
x-amz-cf-id: lIVJiDtUP7UPurIhON3Z_j-MLo4w0K98dFXeVYMNztGkf6nWfVxnPw==

GET
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d35aaqx5ub95lt.cloudfront.net/images/splash/ 3 KB
1 KB 17ms
12ms Image
image/svg+xml 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/splash/a4d5fab3d1926c240cb2ae696b07d156.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-c0f80507.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 36436862bad916aa0602a3a8a4791a49a2fec82365bbdb8614c5da09be230243

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://d35aaqx5ub95lt.cloudfront.net/css/app-c0f80507.css
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Sun, 05 Jun 2022 01:00:42 GMT
content-encoding: gzip
last-modified: Fri, 03 Jun 2022 21:15:05 GMT
server: AmazonS3
age: 3326759
etag: "572fcf76701497a4d59b466dc3022f21"
x-cache: Hit from cloudfront
content-type: image/svg+xml
via: 1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
content-length: 1122
x-amz-cf-id: NPyGrESwHZgwRXKx7kHiq5iEg4G270lKNvqNshVKWyXW_xi7gu0T9w==

GET
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d35aaqx5ub95lt.cloudfront.net/images/ 7 KB
3 KB 18ms
13ms Image
image/svg+xml 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/duo-plus-fly-circle-2.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-c0f80507.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 4fab343f62246d4933782b94f5d629aadd3d751b3f7673b11b411ac2e48d1390

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://d35aaqx5ub95lt.cloudfront.net/css/app-c0f80507.css
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Wed, 24 Nov 2021 05:40:11 GMT
content-encoding: gzip
last-modified: Wed, 24 Nov 2021 05:09:48 GMT
server: AmazonS3
age: 19985190
etag: "7922007db0b05726103c308b5df7b626"
x-cache: Hit from cloudfront
content-type: image/svg+xml
via: 1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
cache-control: max-age=315360000
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accept-ranges: bytes
content-length: 3190
x-amz-cf-id: rV1D2-kZYUjRnhIApGUNAJrHJ1NLt846gxvNjVIfAQwjIDegKL7cmg==

GET
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d35aaqx5ub95lt.cloudfront.net/images/ 10 KB
4 KB 18ms
14ms Image
image/svg+xml 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/duo-traveler.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-c0f80507.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: eb6f2fd06b5aa6242490e6649ebce919c549183037200adb69b1d531dcb8fe78

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://d35aaqx5ub95lt.cloudfront.net/css/app-c0f80507.css
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Mon, 26 Jul 2021 00:32:08 GMT
content-encoding: gzip
last-modified: Fri, 23 Jul 2021 20:23:34 GMT
server: AmazonS3
age: 30458072
etag: "b1b6c017827405e6f68171f3142f7155"
x-cache: Hit from cloudfront
content-type: image/svg+xml
via: 1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
content-length: 3419
x-amz-cf-id: f6LHV_gjese7VjloP3WX1h9t_Ju1grU7_bgJyXrbIuFPrpLFJOsd3Q==

GET
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d35aaqx5ub95lt.cloudfront.net/images/ 8 KB
2 KB 18ms
14ms Image
image/svg+xml 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/laptop-schools.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-c0f80507.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 3cd1086b9aa46665fe2ad83ddae0a1ba7806ad97451933c1a53326ecf2217165

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://d35aaqx5ub95lt.cloudfront.net/css/app-c0f80507.css
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Wed, 01 Jun 2022 20:07:30 GMT
content-encoding: gzip
last-modified: Wed, 01 Jun 2022 19:53:00 GMT
server: AmazonS3
age: 3603551
etag: "e7b316effef0c9075445ff674fe1b00e"
x-cache: Hit from cloudfront
content-type: image/svg+xml
via: 1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
cache-control: max-age=315360000
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content-length: 2078
x-amz-cf-id: 0wSclsiUzKObiRHiw5K7rYUQWXQqSkEN-9ZYUMHVRq_co7KrXObTng==

GET
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d35aaqx5ub95lt.cloudfront.net/images/ 10 KB
5 KB 25ms
22ms Image
image/svg+xml 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/9cb1bd734855384c2de08fe80443af9f.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-c0f80507.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 83dc62f35233aadda10bfb26a91fb995298d6ab5fbf3feaad9c3e81e1bed1cde

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://d35aaqx5ub95lt.cloudfront.net/css/app-c0f80507.css
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Tue, 17 May 2022 03:14:10 GMT
content-encoding: gzip
last-modified: Tue, 17 May 2022 00:09:39 GMT
server: AmazonS3
age: 4960351
etag: "fc65d7c47932493c6d5527bdfdf38cbe"
x-cache: Hit from cloudfront
content-type: image/svg+xml
via: 1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
content-length: 4471
x-amz-cf-id: -NcZxMo4iBDREL1DIHnxiz834mYHEkHk46WljFgWS1aYXWqnLfPlvw==

GET
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d35aaqx5ub95lt.cloudfront.net/images/efficacyPage/ 13 KB
6 KB 26ms
23ms Image
image/svg+xml 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

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Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/efficacyPage/5b117228254f9a9d8c7f541734f18225.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/app-c0f80507.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: bb361902586a2ba76e8fea66f5f808c8d1fedfb0a6001e3c9a83cc9bba3d6780

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://d35aaqx5ub95lt.cloudfront.net/css/app-c0f80507.css
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Thu, 02 Jun 2022 03:57:19 GMT
content-encoding: gzip
last-modified: Wed, 01 Jun 2022 22:15:40 GMT
server: AmazonS3
age: 3575362
etag: "208fe7733f52be46b81849f621d66c50"
x-cache: Hit from cloudfront
content-type: image/svg+xml
via: 1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
content-length: 5425
x-amz-cf-id: Z9FBN867lw7TOgJbHwu_WZwPub_xksqWkxZnmlfumCdIivnlneexuw==

GET
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40 KB 33ms
8ms Font
binary/octet-stream 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

General

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/vendor/c1ebba64155e95ff69b9b3efb15c219a.woff2
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/3893-1d2e33a8.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: e1e9eeca8bc059f303794f02f8d790fa8e63990823c837d01b7cb1d212c7bb5e

Request headers

Referer: https://d35aaqx5ub95lt.cloudfront.net/css/3893-1d2e33a8.css
Origin: https://www.duolingo.com
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date: Mon, 03 Jan 2022 19:49:11 GMT
content-encoding: gzip
vary: Origin
age: 16478250
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-length: 40217
access-control-allow-origin: https://www.duolingo.com
last-modified: Mon, 03 Jan 2022 17:24:28 GMT
server: AmazonS3
etag: "012c67b4cd43ec97880d82788da29bcb"
access-control-max-age: 3000
access-control-allow-methods: GET
content-type: binary/octet-stream
via: 1.1 f2fa38e6635ded6d22a69d089217bc90.cloudfront.net (CloudFront)
cache-control: max-age=315360000
access-control-allow-credentials: true
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
x-amz-cf-id: fKU8BHjZzoF6zbEjWLGBwHCrN16CCI1oWG9ZYQoOgq6w5FZdwDsmfA==

GET
H2 200 b391a1740855adb49e1bfc5fbe836c5c.woff2
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43 KB 40ms
14ms Font
binary/octet-stream 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

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Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/vendor/b391a1740855adb49e1bfc5fbe836c5c.woff2
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/css/3893-1d2e33a8.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: b833b31a4168038802debcbd61d69df32b1188018d8b2009a51ccc6f6b50a61e

Request headers

Referer: https://d35aaqx5ub95lt.cloudfront.net/css/3893-1d2e33a8.css
Origin: https://www.duolingo.com
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date: Fri, 24 Jun 2022 05:51:13 GMT
content-encoding: gzip
vary: Origin
age: 1667727
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-length: 43013
access-control-allow-origin: https://www.duolingo.com
last-modified: Thu, 23 Jun 2022 20:19:24 GMT
server: AmazonS3
etag: "aac52d1ab9c782cf3ccf57c61f7ef86d"
access-control-max-age: 3000
access-control-allow-methods: GET
content-type: binary/octet-stream
via: 1.1 f2fa38e6635ded6d22a69d089217bc90.cloudfront.net (CloudFront)
cache-control: max-age=315360000
access-control-allow-credentials: true
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
x-amz-cf-id: raz__L0mtBxIh1t_yCM_HzlksY7LotBcz3-kUFUgB7Jo0QT9O3uLVw==

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 111ms
109ms XHR
text/plain 52.22.138.200
AMAZON-AES

General

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Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.22.138.200 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-22-138-200.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36
Content-type: application/json

Response headers

date: Wed, 13 Jul 2022 13:06:40 GMT
accept-encoding: gzip, identity
server: Jetty(9.2.z-SNAPSHOT)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
content-type: text/plain; charset=ISO-8859-1
access-control-allow-origin: *
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
content-length: 34

GET
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d35aaqx5ub95lt.cloudfront.net/images/ 2 KB
1 KB 8ms
7ms Image
image/svg+xml 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

General

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Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/dca3b978d07a7dfc05adb1d5526e9e21.svg
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 937da427a3328eab0f38755cf0bee837674ecfeefec8f25f29da168828b5d354

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Wed, 08 Jun 2022 00:46:30 GMT
content-encoding: gzip
last-modified: Tue, 07 Jun 2022 22:47:16 GMT
server: AmazonS3
age: 3068411
etag: "d2215ff5facdeb0b5d70ebc4efae5c3b"
x-cache: Hit from cloudfront
content-type: image/svg+xml
via: 1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
content-length: 993
x-amz-cf-id: 4Xh8PsgtEOzUQCyOo50LNO5FMqzRnIdtx95Mqx7UcSOmqDFDa2Yw4A==

GET
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d35aaqx5ub95lt.cloudfront.net/vendor/ 173 KB
39 KB 9ms
9ms Image
image/svg+xml 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

General

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Show headers Download Go to Show image

Full URL: https://d35aaqx5ub95lt.cloudfront.net/vendor/87938207afff1598611ba626a8c4827c.svg
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 11e07480cc6b4658ae069d6825622a15d1268350fa46761549146957bb95f580

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-amz-server-side-encryption: AES256
date: Wed, 29 Jun 2022 19:39:29 GMT
content-encoding: gzip
last-modified: Wed, 29 Jun 2022 19:23:34 GMT
server: AmazonS3
age: 1186032
etag: "0ec579405fb93a7ea3455bae76261d4d"
x-cache: Hit from cloudfront
content-type: image/svg+xml
via: 1.1 2fc0d20914c32e5cd76477ed042298d0.cloudfront.net (CloudFront)
cache-control: max-age=315360000
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
content-length: 39497
x-amz-cf-id: shliPH9dGEafxju_pVRO_3JKhzcPqKjtR967i5-3n-HNOWQC9zT36Q==

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 273ms
101ms Preflight 52.22.138.200
AMAZON-AES

General

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Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.22.138.200 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-22-138-200.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type
Access-Control-Request-Method: POST
Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Wed, 13 Jul 2022 13:06:40 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 272ms
102ms Preflight 52.22.138.200
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.22.138.200 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-22-138-200.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type
Access-Control-Request-Method: POST
Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Wed, 13 Jul 2022 13:06:40 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 267ms
99ms Preflight 52.22.138.200
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.22.138.200 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-22-138-200.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type
Access-Control-Request-Method: POST
Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Wed, 13 Jul 2022 13:06:40 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 268ms
102ms Preflight 52.22.138.200
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.22.138.200 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-22-138-200.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type
Access-Control-Request-Method: POST
Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Wed, 13 Jul 2022 13:06:40 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 264ms
100ms Preflight 52.22.138.200
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.22.138.200 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-22-138-200.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type
Access-Control-Request-Method: POST
Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Wed, 13 Jul 2022 13:06:40 GMT
server: Jetty(9.2.z-SNAPSHOT)

OPTIONS
H2 200 config
stories.duolingo.com/api2/ Frame 0
0 314ms
104ms Preflight 3.233.183.135
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL

https://stories.duolingo.com/api2/config?fields=courses&fromLanguage=en&_=1657717600394

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

3.233.183.135 Ashburn, United States, ASN14618 (AMAZON-AES, US),

Reverse DNS

ec2-3-233-183-135.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	1 ; mode=block

Request headers

Accept: */*
Access-Control-Request-Headers: x-amzn-trace-id,x-requested-with
Access-Control-Request-Method: GET
Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

access-control-allow-credentials: true
access-control-allow-headers: x-amzn-trace-id, x-requested-with
access-control-allow-methods: GET,HEAD,POST
access-control-allow-origin: https://www.duolingo.com
access-control-max-age: 1728000
cache-control: no-cache, no-store, max-age=0, must-revalidate
content-length: 0
date: Wed, 13 Jul 2022 13:06:40 GMT
expires: 0
pragma: no-cache
referrer-policy: no-referrer
server: duo-api
vary: Origin,Access-Control-Request-Method,Access-Control-Request-Headers
x-content-type-options: nosniff
x-duo-request-host: stories-edge.duolingo.com
x-envoy-upstream-service-time: 2
x-frame-options: DENY
x-xss-protection: 1 ; mode=block

GET
H2 200 17db14133432ce4e82a799e760bd3e0e.svg Show response
d35aaqx5ub95lt.cloudfront.net/images/ 969 B
1 KB 8ms
7ms XHR
image/svg+xml 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/17db14133432ce4e82a799e760bd3e0e.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 43de60f58f47997a3f62dc59cea1ad81dfacbe9a22aa4c3fcf871757e2d8cfbb

Request headers

Accept: application/json, text/plain, */*
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date: Mon, 18 Apr 2022 18:35:59 GMT
content-encoding: gzip
vary: Origin
age: 7410642
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-length: 550
access-control-allow-origin: https://www.duolingo.com
last-modified: Mon, 18 Apr 2022 16:06:02 GMT
server: AmazonS3
etag: "88a68f33e1a558d348cecef53d577c8c"
access-control-max-age: 3000
access-control-allow-methods: GET
content-type: image/svg+xml
via: 1.1 f2fa38e6635ded6d22a69d089217bc90.cloudfront.net (CloudFront)
cache-control: max-age=315360000
access-control-allow-credentials: true
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
x-amz-cf-id: XC5WXNxgQOYRobkCHdrvWxlfGhvg2k4zIxOtACLWgnOYVlFcnVUIMQ==

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 111ms
108ms XHR
text/plain 52.22.138.200
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.22.138.200 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-22-138-200.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36
Content-type: application/json

Response headers

date: Wed, 13 Jul 2022 13:06:40 GMT
accept-encoding: gzip, identity
server: Jetty(9.2.z-SNAPSHOT)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
content-type: text/plain; charset=ISO-8859-1
access-control-allow-origin: *
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
content-length: 34

GET
H2 200 4a9f9204e7e5c1d3ed3b79b7b7af8568.svg Show response
d35aaqx5ub95lt.cloudfront.net/images/ 727 B
946 B 8ms
8ms XHR
image/svg+xml 2600:9000:206f:2200:7:60cd:e840:21
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://d35aaqx5ub95lt.cloudfront.net/images/4a9f9204e7e5c1d3ed3b79b7b7af8568.svg
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2600:9000:206f:2200:7:60cd:e840:21 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: AmazonS3 /
Resource Hash: 0d25c4f8566c3384a46ea7afb1bc6294809ab884f9bdca5bdbb780807fa01c64

Request headers

Accept: application/json, text/plain, */*
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date: Mon, 18 Apr 2022 18:35:59 GMT
content-encoding: gzip
vary: Origin
age: 7410642
x-amz-server-side-encryption: AES256
x-cache: Hit from cloudfront
content-length: 429
access-control-allow-origin: https://www.duolingo.com
last-modified: Mon, 18 Apr 2022 16:06:02 GMT
server: AmazonS3
etag: "f4fdc5ec4b21ebe6ac25f936500d3691"
access-control-max-age: 3000
access-control-allow-methods: GET
content-type: image/svg+xml
via: 1.1 f2fa38e6635ded6d22a69d089217bc90.cloudfront.net (CloudFront)
cache-control: max-age=315360000
access-control-allow-credentials: true
x-amz-cf-pop: FRA56-C1
accept-ranges: bytes
x-amz-cf-id: zxKD4Quc0Mq5YO5aY3vB4lj4Q_vBlBm7TVfJnW7K25rFm2Gja0d-kg==

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 115ms
114ms XHR
text/plain 52.22.138.200
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.22.138.200 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-22-138-200.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36
Content-type: application/json

Response headers

date: Wed, 13 Jul 2022 13:06:40 GMT
accept-encoding: gzip, identity
server: Jetty(9.2.z-SNAPSHOT)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
content-type: text/plain; charset=ISO-8859-1
access-control-allow-origin: *
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
content-length: 34

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 113ms
110ms XHR
text/plain 52.22.138.200
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.22.138.200 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-22-138-200.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36
Content-type: application/json

Response headers

date: Wed, 13 Jul 2022 13:06:40 GMT
accept-encoding: gzip, identity
server: Jetty(9.2.z-SNAPSHOT)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
content-type: text/plain; charset=ISO-8859-1
access-control-allow-origin: *
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
content-length: 34

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 116ms
115ms XHR
text/plain 52.22.138.200
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.22.138.200 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-22-138-200.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36
Content-type: application/json

Response headers

date: Wed, 13 Jul 2022 13:06:40 GMT
accept-encoding: gzip, identity
server: Jetty(9.2.z-SNAPSHOT)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
content-type: text/plain; charset=ISO-8859-1
access-control-allow-origin: *
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
content-length: 34

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 112ms
110ms XHR
text/plain 52.22.138.200
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.22.138.200 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-22-138-200.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36
Content-type: application/json

Response headers

date: Wed, 13 Jul 2022 13:06:40 GMT
accept-encoding: gzip, identity
server: Jetty(9.2.z-SNAPSHOT)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
content-type: text/plain; charset=ISO-8859-1
access-control-allow-origin: *
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
content-length: 34

GET
H2 200 list Show response
www.duolingo.com/api/1/courses/ 28 KB
4 KB 154ms
153ms XHR
application/json 3.233.183.135
AMAZON-AES

General

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Show headers Download Go to

Full URL

https://www.duolingo.com/api/1/courses/list?_=1657717600389

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

3.233.183.135 Ashburn, United States, ASN14618 (AMAZON-AES, US),

Reverse DNS

ec2-3-233-183-135.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

d4c2f1842b8005c754334a79e5a66affb816887a30fbc761c8e38ca2b4baed08

Security Headers

Name	Value
X-Frame-Options	SAMEORIGIN

Request headers

Accept: application/json, text/plain, */*
Referer: https://www.duolingo.com/
X-Requested-With: XMLHttpRequest
accept-language: de-DE,de;q=0.9
X-Amzn-Trace-Id: User=0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

pragma: no-cache
date: Wed, 13 Jul 2022 13:06:40 GMT
content-encoding: gzip
server: duo-api
x-ws: UK
no-retry: 1
x-tid: ffff662d62cec3310087
surrogate-control: no-store
x-frame-options: SAMEORIGIN
content-type: application/json; charset=UTF-8
x-duo-request-host: www.duolingo.com
cache-control: no-store, no-cache, must-revalidate, proxy-revalidate
x-envoy-upstream-service-time: 33
x-runtime: 0.03012
expires: 0

GET
H2 404 web.json Show response
brb.duolingo.com/0/ 345 B
767 B 143ms
113ms XHR
text/html 143.204.215.58
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://brb.duolingo.com/0/web.json?user=0&ts=1657717600&tzoffset=0
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 143.204.215.58 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: server-143-204-215-58.fra53.r.cloudfront.net
Software: AmazonS3 /
Resource Hash: 46781a8bdf8c89310a3dbc687ad011e17264457ac8c39e7a1d399216151b0fa9

Request headers

Accept: application/json, text/plain, */*
Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date: Wed, 13 Jul 2022 13:06:40 GMT
via: 1.1 e7377cc861b31102786678df3616bf68.cloudfront.net (CloudFront)
server: AmazonS3
x-amz-cf-pop: FRA53-C1
vary: Origin,Access-Control-Request-Headers,Access-Control-Request-Method
access-control-allow-methods: GET, HEAD
content-type: text/html; charset=utf-8
access-control-allow-origin: https://www.duolingo.com
access-control-max-age: 3000
access-control-allow-credentials: true
x-cache: Error from cloudfront
content-length: 345
x-amz-cf-id: 17suMA48PPKs2OkhLHe5osLVAUXw392KeWuE0ZtfOX3mmRPuxzeLlA==

GET
H2 200 config Show response
www.duolingo.com/2017-06-30/ 3 KB
2 KB 112ms
112ms XHR
application/json 3.233.183.135
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL

https://www.duolingo.com/2017-06-30/config?fields=ageRestrictionLimit,clientExperiments%7Bseo_dictionary_bread_crumbs%7D,courses,dictionaryHost,featureFlags,ipCountry,speechHost&_=1657717600392

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

3.233.183.135 Ashburn, United States, ASN14618 (AMAZON-AES, US),

Reverse DNS

ec2-3-233-183-135.compute-1.amazonaws.com

Software

duo-api /

Resource Hash

a4a924f86dbc116bf84f2c0d723bdeb1759fb2cc41efb05546d117925e690ad5

Security Headers

Name	Value
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X-Frame-Options	SAMEORIGIN
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Request headers

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X-Requested-With: XMLHttpRequest
accept-language: de-DE,de;q=0.9
X-Amzn-Trace-Id: User=0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date: Wed, 13 Jul 2022 13:06:40 GMT
content-encoding: gzip
x-content-type-options: nosniff
x-ws: UK
x-tid: ffff660e62cec31c00a4
surrogate-control: no-store
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content-type: application/json
pragma: no-cache
cache-control: no-store, no-cache, must-revalidate, proxy-revalidate
expires: 0

GET
H2 200 config Show response
stories.duolingo.com/api2/ 1 KB
2 KB 107ms
106ms XHR
application/json 3.233.183.135
AMAZON-AES

General

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Show headers Download Go to

Full URL

https://stories.duolingo.com/api2/config?fields=courses&fromLanguage=en&_=1657717600394

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

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Reverse DNS

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Software

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Security Headers

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Request headers

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X-Requested-With: XMLHttpRequest
accept-language: de-DE,de;q=0.9
X-Amzn-Trace-Id: User=0
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date: Wed, 13 Jul 2022 13:06:40 GMT
x-content-type-options: nosniff
x-duo-request-host: stories-edge.duolingo.com
x-envoy-upstream-service-time: 3
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POST
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1 KB 1027ms
1026ms XHR
application/json 3.233.183.135
AMAZON-AES

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Full URL

https://www.duolingo.com/2017-06-30/tracking-status

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

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Software

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Security Headers

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Request headers

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X-Requested-With: XMLHttpRequest
accept-language: de-DE,de;q=0.9
X-Amzn-Trace-Id: User=0
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Response headers

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x-ws: UK
access-control-allow-origin: https://www.duolingo.com
x-tid: ffff65f162cec30600d9
surrogate-control: no-store
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GET
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20 KB 30ms
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CLOUDFLARENET

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Full URL

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Protocol

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

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content-encoding: gzip
x-content-type-options: nosniff
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cf-ray: 72a23cbb4bc49b4b-FRA
expires: Wed, 13 Jul 2022 17:06:40 GMT

POST
H/1.1 200
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145 B 30ms
30ms XHR
text/plain 34.243.93.43
AMAZON-02

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Full URL: https://s.lmepbq.com/2/2.64.1/891112/AWKXJYAJEPIM09aF/postback?oz_pl=1&mo=2&pd=acc&ci=891112&ck=932cacd6-22b3-40fb-8e41-17f3b6841429&dt=8911121635444670059000&_x=1
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_ECDSA, AES_128_GCM
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Software: /
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Request headers

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accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36
Content-Type: text/plain

Response headers

Access-Control-Allow-Origin: *
Date: Wed, 13 Jul 2022 13:06:40 GMT
Timing-Allow-Origin: *
Content-Length: 0
Vary: Origin

GET
H2 200 analytics.js Show response
www.google-analytics.com/ 49 KB
20 KB 99ms
43ms Script
text/javascript 2a00:1450:4014:80a::200e
GOOGLE

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Full URL

https://www.google-analytics.com/analytics.js

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Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-TX6Z97C

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4014:80a::200e , Ireland, ASN15169 (GOOGLE, US),

Reverse DNS

Software

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Resource Hash

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Security Headers

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Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

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content-encoding: gzip
x-content-type-options: nosniff
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content-length: 20006
expires: Wed, 13 Jul 2022 14:10:21 GMT

GET
H3

200

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9814127.fls.doubleclick.net/ Frame DD2A
Redirect Chain

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477 B
407 B

131ms
57ms

Document
text/html

142.250.185.198
GOOGLE

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Show headers Download Go to

Full URL

https://9814127.fls.doubleclick.net/activityi;dc_pre=CNaY7qX39fgCFU6d7QodnZ4A8A;src=9814127;type=hv3;cat=allpa0;ord=6936809108660;gtm=2wg7b0;auiddc=321476893.1657717601;~oref=https%3A%2F%2Fwww.duolingo.com%2F?

Requested by

Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-TX6Z97C

Protocol

Security

QUIC, , AES_128_GCM

Server

142.250.185.198 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

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Software

cafe /

Resource Hash

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Security Headers

Name	Value
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Request headers

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Response headers

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expires: Fri, 01 Jan 1990 00:00:00 GMT
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"
pragma: no-cache
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Redirect headers

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cache-control: no-cache, must-revalidate
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date: Wed, 13 Jul 2022 13:06:40 GMT
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pragma: no-cache
server: cafe
strict-transport-security: max-age=21600
timing-allow-origin: *
x-content-type-options: nosniff
x-xss-protection: 0

GET
H2 200 conversion_async.js Show response
www.googleadservices.com/pagead/ 40 KB
15 KB 143ms
54ms Script
text/javascript 142.250.184.226
GOOGLE

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Full URL

https://www.googleadservices.com/pagead/conversion_async.js

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Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-TX6Z97C

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

142.250.184.226 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

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Software

cafe /

Resource Hash

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Security Headers

Name	Value
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Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date: Wed, 13 Jul 2022 13:06:40 GMT
content-encoding: gzip
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timing-allow-origin: *
expires: Wed, 13 Jul 2022 13:06:40 GMT

GET
H2 200 fbevents.js Show response
connect.facebook.net/en_US/ 98 KB
26 KB 28ms
9ms Script
application/x-javascript 2a03:2880:f02d:100:face:b00c:0:3
FACEBOOK

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Full URL

https://connect.facebook.net/en_US/fbevents.js

Requested by

Host: www.duolingo.com
URL: https://www.duolingo.com/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

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Reverse DNS

Software

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Security Headers

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Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

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strict-transport-security: max-age=31536000; preload; includeSubDomains
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cache-control: public, max-age=1200
x-fb-rlafr: 0
expires: Sat, 01 Jan 2000 00:00:00 GMT

GET
H2 200 adalyser.js Show response
c0.adalyser.com/ 35 KB
12 KB 151ms
56ms Script
application/javascript 63.33.115.124
AMAZON-02

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Full URL: https://c0.adalyser.com/adalyser.js?cid=duolingo
Requested by: Host: www.duolingo.com
URL: https://www.duolingo.com/
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
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Request headers

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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date: Wed, 13 Jul 2022 13:06:40 GMT
content-encoding: gzip
x-powered-by: Express
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content-type: application/javascript
access-control-allow-headers: origin, content-type, accept
content-length: 12183

GET
H2 200 otFlat.json Show response
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3 KB 19ms
19ms Fetch
application/json 2606:4700::6810:9540
CLOUDFLARENET

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https://cdn.cookielaw.org/scripttemplates/6.16.0/assets/otFlat.json

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Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js

Protocol

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TLS 1.3, , AES_128_GCM

Server

2606:4700::6810:9540 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

eb1fa7363d6e4772f7c49d67f031d68f209e66de6c3c05aade6fdc57a02505c1

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

x-ms-blob-type: BlockBlob
date: Wed, 13 Jul 2022 13:06:40 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
content-md5: DKM3/i+7h7Fs8cEMor3s2A==
age: 8688
vary: Accept-Encoding
content-length: 2938
x-ms-lease-status: unlocked
last-modified: Thu, 06 May 2021 19:30:47 GMT
server: cloudflare
etag: 0x8D910C572DA86E8
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security: max-age=31536000; includeSubDomains; preload
content-type: application/json
access-control-allow-origin: *
x-ms-request-id: 19117b16-901e-015c-548a-2c6f4a000000
access-control-expose-headers: x-ms-request-id,Server,x-ms-version,Content-Type,Content-Encoding,Last-Modified,ETag,Content-MD5,x-ms-lease-status,x-ms-blob-type,Content-Length,Date,Transfer-Encoding
cache-control: max-age=14400
x-ms-version: 2009-09-19
accept-ranges: bytes
cf-ray: 72a23cbc7d5d9b4b-FRA

GET
H2 200 1735692093320310 Show response
connect.facebook.net/signals/config/ 292 KB
84 KB 9ms
8ms Script
application/x-javascript 2a03:2880:f02d:100:face:b00c:0:3
FACEBOOK

General

Check archive.org

Show headers Download Go to

Full URL

https://connect.facebook.net/signals/config/1735692093320310?v=2.9.64&r=stable

Requested by

Host: connect.facebook.net
URL: https://connect.facebook.net/en_US/fbevents.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a03:2880:f02d:100:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),

Reverse DNS

Software

Resource Hash

62ef3e9d4f27317867979164769b07fa129d19d1daf37598ebd91b7053cf55b1

Security Headers

Name	Value
Content-Security-Policy	default-src facebook.net .facebook.net fbcdn.net .fbcdn.net fbsbx.com .fbsbx.com data: blob: 'self';script-src .fbcdn.net .facebook.net 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' facebook.net .facebook.net fbcdn.net .fbcdn.net fbsbx.com .fbsbx.com;connect-src .fbcdn.net .facebook.net wss://*.fbcdn.net attachment.fbsbx.com blob: 'self';block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;
Strict-Transport-Security	max-age=31536000; preload; includeSubDomains
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

content-security-policy: default-src facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com data: blob: 'self';script-src *.fbcdn.net *.facebook.net 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;connect-src *.fbcdn.net *.facebook.net wss://*.fbcdn.net attachment.fbsbx.com blob: 'self';block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;
content-encoding: gzip
x-content-type-options: nosniff
document-policy: force-load-at-top
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=86400,h3-29=":443"; ma=86400
content-length: 85859
x-xss-protection: 0
pragma: public
x-fb-debug: +PDFstlEDBMN+2nf+kyqZsI+47M8YPDKJOaaUxqSoPS8AG9vEzYbPDxxoLCUgtrwnpO0Fy2Daq7LhnHrahvECw==
x-fb-trip-id: 917726464
cross-origin-opener-policy: same-origin-allow-popups
x-frame-options: DENY
date: Wed, 13 Jul 2022 13:06:40 GMT
strict-transport-security: max-age=31536000; preload; includeSubDomains
content-type: application/x-javascript; charset=utf-8
vary: Accept-Encoding
cache-control: public, max-age=1200
x-fb-rlafr: 0
priority: u=3,i
expires: Sat, 01 Jan 2000 00:00:00 GMT

GET
BLOB 200
OK 87a7acb6-889f-4ee9-8756-395ef2762635
https://www.duolingo.com/ Frame 0DB5 185 B
0 Other
application/javascript

General

Check archive.org

Show headers Download Go to

Full URL: blob:https://www.duolingo.com/87a7acb6-889f-4ee9-8756-395ef2762635
Protocol: BLOB
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 848fe19ed492948709b881f504ce2eb6274baa694606ca88eb9b2990a2460caf

Request headers

accept-language: de-DE,de;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

Content-Length: 185
Content-Type: application/javascript

POST
H2 200 batch Show response
excess.duolingo.com/ 34 B
312 B 118ms
117ms XHR
text/plain 52.22.138.200
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Requested by: Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.22.138.200 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-22-138-200.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash: 26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615

Request headers

Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36
Content-type: application/json

Response headers

date: Wed, 13 Jul 2022 13:06:40 GMT
accept-encoding: gzip, identity
server: Jetty(9.2.z-SNAPSHOT)
access-control-max-age: 3600
access-control-allow-methods: POST, GET, OPTIONS
content-type: text/plain; charset=ISO-8859-1
access-control-allow-origin: *
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
content-length: 34

OPTIONS
H2 200 batch
excess.duolingo.com/ Frame 0
0 100ms
99ms Preflight 52.22.138.200
AMAZON-AES

General

Check archive.org

Show headers Download Go to

Full URL: https://excess.duolingo.com/batch
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.22.138.200 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS: ec2-52-22-138-200.compute-1.amazonaws.com
Software: Jetty(9.2.z-SNAPSHOT) /
Resource Hash

Request headers

Accept: */*
Access-Control-Request-Headers: content-type
Access-Control-Request-Method: POST
Origin: https://www.duolingo.com
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

accept-encoding: gzip, identity
access-control-allow-headers: Content-Type, Access-Control-Allow-Headers, Authorization
access-control-allow-methods: POST, GET, OPTIONS
access-control-allow-origin: *
access-control-max-age: 3600
allow: GET, HEAD, POST, TRACE, OPTIONS
content-length: 0
date: Wed, 13 Jul 2022 13:06:40 GMT
server: Jetty(9.2.z-SNAPSHOT)

GET
H2 200 /
www.facebook.com/tr/ 44 B
297 B 28ms
9ms Image
image/gif 2a03:2880:f12d:181:face:b00c:0:25de
FACEBOOK

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.facebook.com/tr/?id=1735692093320310&ev=PageView&dl=https%3A%2F%2Fwww.duolingo.com%2F&rl=&if=false&ts=1657717600783&sw=1600&sh=1200&v=2.9.64&r=stable&ec=0&o=29&fbp=fb.1.1657717600781.14793050&it=1657717600723&coo=false&exp=u0&rqm=GET

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a03:2880:f12d:181:face:b00c:0:25de Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),

Reverse DNS

Software

proxygen-bolt /

Resource Hash

10d8d42d73a02ddb877101e72fbfa15a0ec820224d97cedee4cf92d571be5caa

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date: Wed, 13 Jul 2022 13:06:40 GMT
last-modified: Fri, 21 Dec 2012 00:00:01 GMT
server: proxygen-bolt
strict-transport-security: max-age=31536000; includeSubDomains
content-type: image/gif
cache-control: no-cache, must-revalidate, max-age=0
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length: 44
expires: Wed, 13 Jul 2022 13:06:40 GMT

POST
H3 200 collect Show response
www.google-analytics.com/j/ 2 B
22 B 101ms
57ms XHR
text/plain 2a00:1450:4014:80a::200e
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.google-analytics.com/j/collect?v=1&_v=j96&a=1250212520&t=pageview&_s=1&dl=https%3A%2F%2Fwww.duolingo.com%2F&ul=en-us&de=UTF-8&dt=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=YEBAAEABAAAAAC~&jid=892792574&gjid=2119222019&cid=370478587.1657717601&tid=UA-21595814-1&_gid=142891696.1657717601&_r=1&gtm=2wg7b0TX6Z97C&did=i5iSjo&z=980013884

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js

Protocol

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4014:80a::200e , Ireland, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

de3246094525b21a870fc7d2a67490d0132535c6fa5993755c549f1a9d1bd8af

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36
Content-Type: text/plain

Response headers

pragma: no-cache
date: Wed, 13 Jul 2022 13:06:40 GMT
x-content-type-options: nosniff
last-modified: Sun, 17 May 1998 03:00:00 GMT
server: Golfe2
content-type: text/plain
access-control-allow-origin: https://www.duolingo.com
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 2
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H3 200 / Show response
www.googleadservices.com/pagead/conversion/397119219/ 2 KB
1 KB 128ms
59ms Script
text/javascript 142.250.184.226
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.googleadservices.com/pagead/conversion/397119219/?random=1657717600826&cv=9&fst=1657717600826&num=1&value=1&label=k0ETCJGBvf0BEPOdrr0B&bg=ffffff&guid=ON&resp=GooglemKTybQhCsO&u_h=1200&u_w=1600&u_ah=1200&u_aw=1600&u_cd=24&u_his=2&u_tz=0&u_java=false&u_nplug=3&u_nmime=4&gtm=2wg7b0&sendb=1&ig=1&frm=0&url=https%3A%2F%2Fwww.duolingo.com%2F&tiba=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&auid=321476893.1657717601&hn=www.googleadservices.com&bttype=purchase&async=1&rfmt=3&fmt=4

Requested by

Host: www.googleadservices.com
URL: https://www.googleadservices.com/pagead/conversion_async.js

Protocol

Security

QUIC, , AES_128_GCM

Server

142.250.184.226 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

fra24s12-in-f2.1e100.net

Software

cafe /

Resource Hash

7ea87d2e189881dd41ba239f11c7f10f52a7776a40527aa56ff97d27e3ca98b6

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

pragma: no-cache
date: Wed, 13 Jul 2022 13:06:40 GMT
content-encoding: gzip
x-content-type-options: nosniff
server: cafe
timing-allow-origin: *
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control: no-cache, must-revalidate
cross-origin-resource-policy: cross-origin
content-disposition: attachment; filename="f.txt"
content-type: text/javascript; charset=UTF-8
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 1238
x-xss-protection: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2 200 p
c0.adalyser.com/tracking/track/v3/ 43 B
341 B 30ms
29ms Image
image/gif 63.33.115.124
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://c0.adalyser.com/tracking/track/v3/p?stm=1657717600847&e=lce1&url=https%3A%2F%2Fwww.duolingo.com%2F&cid=duolingo&p=%7B%22et%22%3A1657717600842%2C%22nr%22%3A%22New%22%2C%22cg%22%3A%22Direct%22%2C%22dt%22%3A%22desktop%22%2C%22so%22%3A%22direct%22%2C%22me%22%3A%22none%22%2C%22ca%22%3A%22direct%22%2C%22co%22%3A%22(not%20set)%22%2C%22ke%22%3A%22(not%20set)%22%2C%22vid%22%3A%221%22%2C%22sid%22%3A%223c54c79a-0434-4cdb-b00f-092bd841989d%22%2C%22duid%22%3A%2216bcd044-f1d4-4707-869c-97453282b29a%22%2C%22cw%22%3A1657717600842%7D&userAgent=Mozilla%2F5.0%20(Windows%20NT%2010.0%3B%20Win64%3B%20x64)%20AppleWebKit%2F537.36%20(KHTML%2C%20like%20Gecko)%20Chrome%2F103.0.5060.53%20Safari%2F537.36&domain=www.duolingo.com
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 63.33.115.124 Dublin, Ireland, ASN16509 (AMAZON-02, US),
Reverse DNS: ec2-63-33-115-124.eu-west-1.compute.amazonaws.com
Software: / Express
Resource Hash: a065920df8cc4016d67c3a464be90099c9d28ffe7c9e6ee3a18f257efc58cbd7

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

pragma: no-cache
date: Wed, 13 Jul 2022 13:06:40 GMT
x-powered-by: Express
etag: W/"2b-B//0C13UlayirE4cP7xgqg"
p3p: CP="ADMa OUR IND DSP NON COR"
access-control-allow-origin: *
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
content-type: image/gif
access-control-allow-headers: origin, content-type, accept
content-length: 43
expires: 0

POST
H2 200 collect Show response
stats.g.doubleclick.net/j/ 4 B
443 B 58ms
19ms XHR
text/plain 2a00:1450:400c:c07::9d
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://stats.g.doubleclick.net/j/collect?t=dc&aip=1&_r=3&v=1&_v=j96&tid=UA-21595814-1&cid=370478587.1657717601&jid=892792574&gjid=2119222019&_gid=142891696.1657717601&_u=YEBAAEAAAAAAAC~&z=138017671

Requested by

Host: d35aaqx5ub95lt.cloudfront.net
URL: https://d35aaqx5ub95lt.cloudfront.net/js/3893-ed897736.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:400c:c07::9d Brussels, Belgium, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

84e01419bd81f32ac6df0f75f49c604fda9172000a3ae432b3c47b2a6a712d80

Security Headers

Name	Value
Strict-Transport-Security	max-age=10886400; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Referer: https://www.duolingo.com/
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36
Content-Type: text/plain

Response headers

pragma: no-cache
strict-transport-security: max-age=10886400; includeSubDomains; preload
x-content-type-options: nosniff
last-modified: Sun, 17 May 1998 03:00:00 GMT
server: Golfe2
date: Wed, 13 Jul 2022 13:06:40 GMT
content-type: text/plain
access-control-allow-origin: https://www.duolingo.com
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 4
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2 200 dc_pre=CNaY7qX39fgCFU6d7QodnZ4A8A;src=9814127;type=hv3;cat=allpa0;ord=6936809108660;gtm=2wg7b0;auiddc=321476893.1657717601;~oref=https%3A%2F%2Fwww.duolingo.com%2F Show response
adservice.google.com/ddm/fls/i/ Frame CA2E 476 B
851 B 159ms
76ms Document
text/html 2a00:1450:4001:801::2002
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://adservice.google.com/ddm/fls/i/dc_pre=CNaY7qX39fgCFU6d7QodnZ4A8A;src=9814127;type=hv3;cat=allpa0;ord=6936809108660;gtm=2wg7b0;auiddc=321476893.1657717601;~oref=https%3A%2F%2Fwww.duolingo.com%2F

Requested by

Host: 9814127.fls.doubleclick.net
URL: https://9814127.fls.doubleclick.net/activityi;dc_pre=CNaY7qX39fgCFU6d7QodnZ4A8A;src=9814127;type=hv3;cat=allpa0;ord=6936809108660;gtm=2wg7b0;auiddc=321476893.1657717601;~oref=https%3A%2F%2Fwww.duolingo.com%2F?

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:801::2002 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

cafe /

Resource Hash

1afe524141acdc9d8b8ac54870e61c76e308a1fd7d6ca7fc6e5b00ed973e39f9

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: https://9814127.fls.doubleclick.net/
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36
accept-language: de-DE,de;q=0.9

Response headers

alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
cache-control: no-cache, must-revalidate
content-encoding: gzip
content-length: 382
content-type: text/html; charset=UTF-8
cross-origin-resource-policy: cross-origin
date: Wed, 13 Jul 2022 13:06:41 GMT
expires: Fri, 01 Jan 1990 00:00:00 GMT
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
pragma: no-cache
server: cafe
timing-allow-origin: *
x-content-type-options: nosniff
x-xss-protection: 0

GET
H3

200

/
www.google.de/pagead/1p-conversion/397119219/
Redirect Chain

https://googleads.g.doubleclick.net/pagead/viewthroughconversion/397119219/?random=2024633742&cv=9&fst=1657717600826&num=1&value=1&label=k0ETCJGBvf0BEPOdrr0B&bg=ffffff&guid=ON&resp=GooglemKTybQhCsO...
https://www.google.com/pagead/1p-conversion/397119219/?random=2024633742&cv=9&fst=1657717600826&num=1&value=1&label=k0ETCJGBvf0BEPOdrr0B&bg=ffffff&guid=ON&resp=GooglemKTybQhCsO&u_h=1200&u_w=1600&u_...
https://www.google.de/pagead/1p-conversion/397119219/?random=2024633742&cv=9&fst=1657717600826&num=1&value=1&label=k0ETCJGBvf0BEPOdrr0B&bg=ffffff&guid=ON&resp=GooglemKTybQhCsO&u_h=1200&u_w=1600&u_a...

42 B
64 B

138ms
56ms

Image
image/gif

2a00:1450:4001:803::2003
GOOGLE

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.google.de/pagead/1p-conversion/397119219/?random=2024633742&cv=9&fst=1657717600826&num=1&value=1&label=k0ETCJGBvf0BEPOdrr0B&bg=ffffff&guid=ON&resp=GooglemKTybQhCsO&u_h=1200&u_w=1600&u_ah=1200&u_aw=1600&u_cd=24&u_his=2&u_tz=0&u_java=false&u_nplug=3&u_nmime=4&gtm=2wg7b0&sendb=1&ig=1&frm=0&url=https%3A%2F%2Fwww.duolingo.com%2F&tiba=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&auid=321476893.1657717601&hn=www.googleadservices.com&async=1&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&sscte=1&crd=&is_vtc=1&ocp_id=YMPOYp7bN_6R9fgPjc6i8AM&cid=CAQSKQCNIrLMpI97EYjdsBzO8uvGK3O_83z_PivSbrQZAq4FifQhKFilCh_v&eitems=ChEI8Nq5lgYQsKj0roDwwaPtARIdAKbfd0Sw1gB4m5gt_8dLeB7R4NAOHgPSNm5cVDA&random=2144908540&resp=GooglemKTybQhCsO&ipr=y&prhg=0

Protocol

Server

2a00:1450:4001:803::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, 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

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

pragma: no-cache
date: Wed, 13 Jul 2022 13:06:41 GMT
x-content-type-options: nosniff
server: cafe
timing-allow-origin: *
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control: no-cache, no-store, must-revalidate
cross-origin-resource-policy: cross-origin
content-security-policy: script-src 'none'; object-src 'none'
content-type: image/gif
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 42
x-xss-protection: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

Redirect headers

pragma: no-cache
date: Wed, 13 Jul 2022 13:06:41 GMT
x-content-type-options: nosniff
server: cafe
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
content-type: image/gif
location: https://www.google.de/pagead/1p-conversion/397119219/?random=2024633742&cv=9&fst=1657717600826&num=1&value=1&label=k0ETCJGBvf0BEPOdrr0B&bg=ffffff&guid=ON&resp=GooglemKTybQhCsO&u_h=1200&u_w=1600&u_ah=1200&u_aw=1600&u_cd=24&u_his=2&u_tz=0&u_java=false&u_nplug=3&u_nmime=4&gtm=2wg7b0&sendb=1&ig=1&frm=0&url=https%3A%2F%2Fwww.duolingo.com%2F&tiba=Duolingo%20-%20Die%20weltbeste%20Methode%2C%20eine%20Sprache%20zu%20lernen&auid=321476893.1657717601&hn=www.googleadservices.com&async=1&fmt=3&ctc_id=CAIVAgAAAB0CAAAA&ct_cookie_present=false&sscte=1&crd=&is_vtc=1&ocp_id=YMPOYp7bN_6R9fgPjc6i8AM&cid=CAQSKQCNIrLMpI97EYjdsBzO8uvGK3O_83z_PivSbrQZAq4FifQhKFilCh_v&eitems=ChEI8Nq5lgYQsKj0roDwwaPtARIdAKbfd0Sw1gB4m5gt_8dLeB7R4NAOHgPSNm5cVDA&random=2144908540&resp=GooglemKTybQhCsO&ipr=y&prhg=0
cache-control: no-cache, no-store, must-revalidate
cross-origin-resource-policy: cross-origin
content-security-policy: script-src 'none'; object-src 'none'
timing-allow-origin: *
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 42
x-xss-protection: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2 200 ga-audiences
www.google.com/ads/ 42 B
501 B 154ms
73ms Image
image/gif 2a00:1450:4001:80f::2004
GOOGLE

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.google.com/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j96&tid=UA-21595814-1&cid=370478587.1657717601&jid=892792574&_u=YEBAAEAAAAAAAC~&z=1113877352

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:80f::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

cafe /

Resource Hash

ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

pragma: no-cache
date: Wed, 13 Jul 2022 13:06:41 GMT
x-content-type-options: nosniff
server: cafe
timing-allow-origin: *
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control: no-cache, no-store, must-revalidate
cross-origin-resource-policy: cross-origin
content-type: image/gif
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 42
x-xss-protection: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2 200 ga-audiences
www.google.de/ads/ 42 B
501 B 151ms
69ms Image
image/gif 2a00:1450:4001:803::2003
GOOGLE

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.google.de/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j96&tid=UA-21595814-1&cid=370478587.1657717601&jid=892792574&_u=YEBAAEAAAAAAAC~&z=1113877352

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:803::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

cafe /

Resource Hash

ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.duolingo.com/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

pragma: no-cache
date: Wed, 13 Jul 2022 13:06:41 GMT
x-content-type-options: nosniff
server: cafe
timing-allow-origin: *
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control: no-cache, no-store, must-revalidate
cross-origin-resource-policy: cross-origin
content-type: image/gif
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length: 42
x-xss-protection: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H3

200

dc_pre=CNaY7qX39fgCFU6d7QodnZ4A8A;src=9814127;type=hv3;cat=allpa0;ord=6936809108660;gtm=2wg7b0;auiddc=321476893.1657717601;~oref=https%3A%2F%2Fwww.duolingo.com%2F Show response
9814127.fls.doubleclick.net/ddm/fls/r/ Frame 76E0
Redirect Chain

https://adservice.google.de/ddm/fls/i/dc_pre=CNaY7qX39fgCFU6d7QodnZ4A8A;src=9814127;type=hv3;cat=allpa0;ord=6936809108660;gtm=2wg7b0;auiddc=321476893.1657717601;~oref=https%3A%2F%2Fwww.duolingo.com%2F
https://9814127.fls.doubleclick.net/ddm/fls/r/dc_pre=CNaY7qX39fgCFU6d7QodnZ4A8A;src=9814127;type=hv3;cat=allpa0;ord=6936809108660;gtm=2wg7b0;auiddc=321476893.1657717601;~oref=https%3A%2F%2Fwww.duol...

2 KB
917 B

58ms
57ms

Document
text/html

142.250.185.198
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://9814127.fls.doubleclick.net/ddm/fls/r/dc_pre=CNaY7qX39fgCFU6d7QodnZ4A8A;src=9814127;type=hv3;cat=allpa0;ord=6936809108660;gtm=2wg7b0;auiddc=321476893.1657717601;~oref=https%3A%2F%2Fwww.duolingo.com%2F

Requested by

Host: adservice.google.com
URL: https://adservice.google.com/ddm/fls/i/dc_pre=CNaY7qX39fgCFU6d7QodnZ4A8A;src=9814127;type=hv3;cat=allpa0;ord=6936809108660;gtm=2wg7b0;auiddc=321476893.1657717601;~oref=https%3A%2F%2Fwww.duolingo.com%2F

Protocol

Security

QUIC, , AES_128_GCM

Server

142.250.185.198 , United States, ASN15169 (GOOGLE, US),

Reverse DNS

fra16s52-in-f6.1e100.net

Software

cafe /

Resource Hash

80dfdeb912887592e93d52977096424831c238b4d704da7c521261c0670b2a29

Security Headers

Name	Value
Strict-Transport-Security	max-age=21600
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

Referer: https://adservice.google.com/
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36
accept-language: de-DE,de;q=0.9

Response headers

alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
cache-control: private, max-age=0
content-encoding: gzip
content-length: 894
content-type: text/html; charset=UTF-8
cross-origin-resource-policy: cross-origin
date: Wed, 13 Jul 2022 13:06:41 GMT
expires: Wed, 13 Jul 2022 13:06:41 GMT
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"
server: cafe
strict-transport-security: max-age=21600
timing-allow-origin: *
x-content-type-options: nosniff
x-xss-protection: 0

Redirect headers

alt-svc: h3="googleads.g.doubleclick.net:443"; ma=2592000,h3=":443"; ma=2592000,h3-29="googleads.g.doubleclick.net:443"; ma=2592000,h3-29=":443"; ma=2592000,h3-Q050="googleads.g.doubleclick.net:443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046="googleads.g.doubleclick.net:443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043="googleads.g.doubleclick.net:443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic="googleads.g.doubleclick.net:443"; ma=2592000; v="46,43",quic=":443"; ma=2592000; v="46,43"
cache-control: no-cache, must-revalidate
content-length: 0
content-type: text/html; charset=UTF-8
cross-origin-resource-policy: cross-origin
date: Wed, 13 Jul 2022 13:06:41 GMT
expires: Fri, 01 Jan 1990 00:00:00 GMT
location: https://9814127.fls.doubleclick.net/ddm/fls/r/dc_pre=CNaY7qX39fgCFU6d7QodnZ4A8A;src=9814127;type=hv3;cat=allpa0;ord=6936809108660;gtm=2wg7b0;auiddc=321476893.1657717601;~oref=https%3A%2F%2Fwww.duolingo.com%2F
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
pragma: no-cache
server: cafe
timing-allow-origin: *
x-content-type-options: nosniff
x-xss-protection: 0

GET
BLOB 200
OK 7879cf5e-b5bf-4a49-a613-38e20569b076
https://www.duolingo.com/ 787 B
0 Other
text/plain

General

Check archive.org

Show headers Download Go to

Full URL: blob:https://www.duolingo.com/7879cf5e-b5bf-4a49-a613-38e20569b076
Protocol: BLOB
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 84cb0d5e5712ddea9fa92e650124ed4fb7de0011d1dce942d4ee5aca5c17a316

Request headers

accept-language: de-DE,de;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

Content-Length: 787

GET
H2 200 /
insight.adsrvr.org/track/pxl/ Frame 76E0 70 B
261 B 150ms
46ms Image
image/gif 35.71.131.137
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://insight.adsrvr.org/track/pxl/?adv=h06doen&ct=0:oc83gxd&fmt=3
Requested by: Host: 9814127.fls.doubleclick.net
URL: https://9814127.fls.doubleclick.net/ddm/fls/r/dc_pre=CNaY7qX39fgCFU6d7QodnZ4A8A;src=9814127;type=hv3;cat=allpa0;ord=6936809108660;gtm=2wg7b0;auiddc=321476893.1657717601;~oref=https%3A%2F%2Fwww.duolingo.com%2F
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 35.71.131.137 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS: a6370ebea231e0c9a.awsglobalaccelerator.com
Software: /
Resource Hash: 8d70b3e6badb6973663b398d297bb32eaedd08826a1af98d0a1cfce5324ffce0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://9814127.fls.doubleclick.net/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

pragma: no-cache
date: Wed, 13 Jul 2022 13:06:41 GMT
cache-control: private,no-cache, must-revalidate
x-aspnet-version: 4.0.30319
content-type: image/gif
p3p: CP="NOI DSP COR CUR ADMo DEVo PSAo PSDo OUR SAMo BUS UNI NAV"

GET
H2 200 core.js Show response
s.pinimg.com/ct/ Frame 76E0 1 KB
1 KB 144ms
114ms Script
application/javascript 2a02:26f0:3500:889::1931
AKAMAI-ASN1

General

Check archive.org

Show headers Download Go to

Full URL: https://s.pinimg.com/ct/core.js
Requested by: Host: 9814127.fls.doubleclick.net
URL: https://9814127.fls.doubleclick.net/ddm/fls/r/dc_pre=CNaY7qX39fgCFU6d7QodnZ4A8A;src=9814127;type=hv3;cat=allpa0;ord=6936809108660;gtm=2wg7b0;auiddc=321476893.1657717601;~oref=https%3A%2F%2Fwww.duolingo.com%2F
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 2a02:26f0:3500:889::1931 Frankfurt am Main, Germany, ASN20940 (AKAMAI-ASN1, NL),
Reverse DNS
Software: /
Resource Hash: f17de407562ed5814892a1b44c6e349761f067cf6f2360ebe2aef4f03a5bea4e

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://9814127.fls.doubleclick.net/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

akamai-x-true-ttl: 7200
x-cdn: akamai
etag: "c4a0eea377c5e0da574e46f4d6e838e5"
vary: Accept-Encoding, Origin
access-control-allow-methods: GET
content-type: application/javascript
access-control-allow-origin: *
access-control-max-age: 86400
cache-control: max-age=7200
accept-ranges: bytes
content-length: 1142
access-control-expose-headers: X-CDN

GET
H3 200 fbevents.js Show response
connect.facebook.net/en_US/ Frame 76E0 98 KB
25 KB 8ms
7ms Script
application/x-javascript 2a03:2880:f02d:100:face:b00c:0:3
FACEBOOK

General

Check archive.org

Show headers Download Go to

Full URL

https://connect.facebook.net/en_US/fbevents.js

Requested by

Host: 9814127.fls.doubleclick.net
URL: https://9814127.fls.doubleclick.net/ddm/fls/r/dc_pre=CNaY7qX39fgCFU6d7QodnZ4A8A;src=9814127;type=hv3;cat=allpa0;ord=6936809108660;gtm=2wg7b0;auiddc=321476893.1657717601;~oref=https%3A%2F%2Fwww.duolingo.com%2F

Protocol

Security

QUIC, , AES_128_GCM

Server

2a03:2880:f02d:100:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),

Reverse DNS

Software

Resource Hash

ea1dc07a8462adc1de680c13135b4e0365c1c6bb72ccce3f1899527618af0457

Security Headers

Name	Value
Content-Security-Policy	default-src facebook.net .facebook.net fbcdn.net .fbcdn.net fbsbx.com .fbsbx.com data: blob: 'self';script-src .fbcdn.net .facebook.net 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' facebook.net .facebook.net fbcdn.net .fbcdn.net fbsbx.com .fbsbx.com;connect-src .fbcdn.net .facebook.net wss://*.fbcdn.net attachment.fbsbx.com blob: 'self';block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;
Strict-Transport-Security	max-age=31536000; preload; includeSubDomains
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://9814127.fls.doubleclick.net/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

content-security-policy: default-src facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com data: blob: 'self';script-src *.fbcdn.net *.facebook.net 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;connect-src *.fbcdn.net *.facebook.net wss://*.fbcdn.net attachment.fbsbx.com blob: 'self';block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;
content-encoding: gzip
x-content-type-options: nosniff
document-policy: force-load-at-top
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=86400,h3-29=":443"; ma=86400
content-length: 25940
x-xss-protection: 0
pragma: public
x-fb-debug: Ngynp0ikXn5AaTpd9aLJVEZwt8ONwEio9uLVgK2XAcHSr8bxmEibT8luYomq5O7kU6nwIbh5kmDWq4i8Ua4elw==
x-frame-options: DENY
date: Wed, 13 Jul 2022 13:06:41 GMT
strict-transport-security: max-age=31536000; preload; includeSubDomains
content-type: application/x-javascript; charset=utf-8
vary: Accept-Encoding
cache-control: public, max-age=1200
x-fb-rlafr: 0
priority: u=3,i
expires: Sat, 01 Jan 2000 00:00:00 GMT

GET
H3 200 1735692093320310 Show response
connect.facebook.net/signals/config/ Frame 76E0 292 KB
84 KB 9ms
9ms Script
application/x-javascript 2a03:2880:f02d:100:face:b00c:0:3
FACEBOOK

General

Check archive.org

Show headers Download Go to

Full URL

https://connect.facebook.net/signals/config/1735692093320310?v=2.9.64&r=stable

Requested by

Host: connect.facebook.net
URL: https://connect.facebook.net/en_US/fbevents.js

Protocol

Security

QUIC, , AES_128_GCM

Server

2a03:2880:f02d:100:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),

Reverse DNS

Software

Resource Hash

62ef3e9d4f27317867979164769b07fa129d19d1daf37598ebd91b7053cf55b1

Security Headers

Name	Value
Content-Security-Policy	default-src facebook.net .facebook.net fbcdn.net .fbcdn.net fbsbx.com .fbsbx.com data: blob: 'self';script-src .fbcdn.net .facebook.net 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' facebook.net .facebook.net fbcdn.net .fbcdn.net fbsbx.com .fbsbx.com;connect-src .fbcdn.net .facebook.net wss://*.fbcdn.net attachment.fbsbx.com blob: 'self';block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;
Strict-Transport-Security	max-age=31536000; preload; includeSubDomains
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://9814127.fls.doubleclick.net/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

content-security-policy: default-src facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com data: blob: 'self';script-src *.fbcdn.net *.facebook.net 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;connect-src *.fbcdn.net *.facebook.net wss://*.fbcdn.net attachment.fbsbx.com blob: 'self';block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c&minimize=0;
content-encoding: gzip
x-content-type-options: nosniff
document-policy: force-load-at-top
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=86400,h3-29=":443"; ma=86400
content-length: 85859
x-xss-protection: 0
pragma: public
x-fb-debug: +PDFstlEDBMN+2nf+kyqZsI+47M8YPDKJOaaUxqSoPS8AG9vEzYbPDxxoLCUgtrwnpO0Fy2Daq7LhnHrahvECw==
cross-origin-opener-policy: same-origin-allow-popups
x-frame-options: DENY
date: Wed, 13 Jul 2022 13:06:41 GMT
strict-transport-security: max-age=31536000; preload; includeSubDomains
content-type: application/x-javascript; charset=utf-8
vary: Accept-Encoding
cache-control: public, max-age=1200
x-fb-rlafr: 0
priority: u=3,i
expires: Sat, 01 Jan 2000 00:00:00 GMT

GET
H3 200 /
www.facebook.com/tr/ Frame 76E0 44 B
91 B 18ms
7ms Image
image/gif 2a03:2880:f12d:181:face:b00c:0:25de
FACEBOOK

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.facebook.com/tr/?id=1735692093320310&ev=PageView&dl=https%3A%2F%2F9814127.fls.doubleclick.net%2Fddm%2Ffls%2Fr%2Fdc_pre%3DCNaY7qX39fgCFU6d7QodnZ4A8A%3Bsrc%3D9814127%3Btype%3Dhv3%3Bcat%3Dallpa0%3Bord%3D6936809108660%3Bgtm%3D2wg7b0%3Bauiddc%3D321476893.1657717601%3B~oref%3Dhttps%253A%252F%252Fwww.duolingo.com%252F&rl=https%3A%2F%2Fadservice.google.com%2F&if=true&ts=1657717601462&sw=1600&sh=1200&v=2.9.64&r=stable&ec=0&o=30&it=1657717601426&coo=false&exp=u0&rqm=GET

Requested by

Protocol

Security

QUIC, , AES_128_GCM

Server

2a03:2880:f12d:181:face:b00c:0:25de Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),

Reverse DNS

Software

proxygen-bolt /

Resource Hash

10d8d42d73a02ddb877101e72fbfa15a0ec820224d97cedee4cf92d571be5caa

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://9814127.fls.doubleclick.net/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date: Wed, 13 Jul 2022 13:06:41 GMT
last-modified: Fri, 21 Dec 2012 00:00:01 GMT
server: proxygen-bolt
strict-transport-security: max-age=31536000; includeSubDomains
content-type: image/gif
cache-control: no-cache, must-revalidate, max-age=0
cross-origin-resource-policy: cross-origin
content-length: 44
alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400
priority: u=3,i
expires: Wed, 13 Jul 2022 13:06:41 GMT

GET
H2 200 main.32155010.js Show response
s.pinimg.com/ct/lib/ Frame 76E0 52 KB
18 KB 109ms
108ms Script
application/javascript 2a02:26f0:3500:889::1931
AKAMAI-ASN1

General

Check archive.org

Show headers Download Go to

Full URL: https://s.pinimg.com/ct/lib/main.32155010.js
Requested by: Host: s.pinimg.com
URL: https://s.pinimg.com/ct/core.js
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 2a02:26f0:3500:889::1931 Frankfurt am Main, Germany, ASN20940 (AKAMAI-ASN1, NL),
Reverse DNS
Software: /
Resource Hash: 83912349e8bc8f0ec2084562dc5e71e06f33a3dfcad4899af80117a7174be14d

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://9814127.fls.doubleclick.net/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

akamai-x-true-ttl: 1209600
content-encoding: gzip
x-cdn: akamai
etag: "fd86de14455274a7c147dc95b77e18e3"
vary: Accept-Encoding, Origin
access-control-allow-methods: GET
content-type: application/javascript
access-control-allow-origin: *
access-control-max-age: 86400
cache-control: max-age=1209600
accept-ranges: bytes
content-length: 18298
access-control-expose-headers: X-CDN

GET
H2 200 / Show response
ct.pinterest.com/user/ Frame 76E0 488 B
841 B 66ms
35ms XHR
application/json 104.75.88.209
AKAMAI-AS

General

Check archive.org

Show headers Download Go to

Full URL

https://ct.pinterest.com/user/?tid=2612728976278&pd=%7B%22em%22%3A%2224aba99b2defbb47ee981b4200313f61f3ae31541d8717bdac1e463c838939b0%22%7D&cb=1657717601673

Requested by

Host: s.pinimg.com
URL: https://s.pinimg.com/ct/lib/main.32155010.js

Protocol

Security

TLS 1.3, , AES_256_GCM

Server

104.75.88.209 Frankfurt am Main, Germany, ASN16625 (AKAMAI-AS, US),

Reverse DNS

a104-75-88-209.deploy.static.akamaitechnologies.com

Software

Resource Hash

540548b12b5a362a5fa54de526a5870cc89ef6f431387c20cd25e82b4f6cd9d0

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000 ; includeSubDomains ; preload

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://9814127.fls.doubleclick.net/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date: Wed, 13 Jul 2022 13:06:41 GMT
content-encoding: gzip
vary: Accept-Encoding
x-cdn: akamai
akamai-grn: 0.9d6656b8.1657717601.997e2c06
x-envoy-upstream-service-time: 2
x-pinterest-rid: 1081849720612771
pin-unauth: dWlkPVlUWTNNbUV4WkRNdE5XSXdNUzAwTTJNeExUazNaamd0T1RjeE9HVTRNR1ExWTJZMw
access-control-allow-origin: https://9814127.fls.doubleclick.net
referrer-policy: origin
strict-transport-security: max-age=31536000 ; includeSubDomains ; preload
content-type: application/json; charset=utf-8
pragma: no-cache
access-control-expose-headers: Epik,Pin-Unauth
cache-control: no-cache,no-store,must-revalidate,max-age=0
access-control-allow-credentials: true
content-length: 350
expires: Sat, 01 Jan 2000 00:00:00 GMT

GET
H2 200 /
ct.pinterest.com/v3/ Frame 76E0 35 B
334 B 71ms
43ms Image
image/gif 104.75.88.209
AKAMAI-AS

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://ct.pinterest.com/v3/?tid=2612728976278&pd=%7B%22em%22%3A%2224aba99b2defbb47ee981b4200313f61f3ae31541d8717bdac1e463c838939b0%22%7D&event=init&ad=%7B%22loc%22%3A%22https%3A%2F%2F9814127.fls.doubleclick.net%2Fddm%2Ffls%2Fr%2Fdc_pre%3DCNaY7qX39fgCFU6d7QodnZ4A8A%3Bsrc%3D9814127%3Btype%3Dhv3%3Bcat%3Dallpa0%3Bord%3D6936809108660%3Bgtm%3D2wg7b0%3Bauiddc%3D321476893.1657717601%3B~oref%3Dhttps%253A%252F%252Fwww.duolingo.com%252F%22%2C%22ref%22%3A%22https%3A%2F%2Fadservice.google.com%2F%22%2C%22if%22%3Atrue%2C%22sh%22%3A1200%2C%22sw%22%3A1600%2C%22mh%22%3A%2232155010%22%2C%22architecture%22%3A%22%22%2C%22bitness%22%3A%22%22%2C%22brands%22%3A%5B%5D%2C%22mobile%22%3Afalse%2C%22model%22%3A%22%22%2C%22platform%22%3A%22%22%2C%22platformVersion%22%3A%22%22%2C%22uaFullVersion%22%3A%22%22%2C%22ecm_enabled%22%3Afalse%7D&cb=1657717601676

Requested by

Protocol

Security

TLS 1.3, , AES_256_GCM

Server

104.75.88.209 Frankfurt am Main, Germany, ASN16625 (AKAMAI-AS, US),

Reverse DNS

a104-75-88-209.deploy.static.akamaitechnologies.com

Software

Resource Hash

37b17c5135a176a9474521af147d96dfa1fb4ca0f43f00d1400bd1885be3ab9b

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000 ; includeSubDomains ; preload

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://9814127.fls.doubleclick.net/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

pragma: no-cache
date: Wed, 13 Jul 2022 13:06:41 GMT
referrer-policy: origin
x-cdn: akamai
akamai-grn: 0.9d6656b8.1657717601.997e2c08
strict-transport-security: max-age=31536000 ; includeSubDomains ; preload
content-type: image/gif
access-control-allow-origin: *
cache-control: no-cache,no-store,must-revalidate,max-age=0
x-envoy-upstream-service-time: 9
content-length: 35
x-pinterest-rid: 2298050440774777
expires: Sat, 01 Jan 2000 00:00:00 GMT

GET
H3 200 /
www.facebook.com/tr/ Frame 76E0 44 B
88 B 8ms
7ms Image
image/gif 2a03:2880:f12d:181:face:b00c:0:25de
FACEBOOK

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.facebook.com/tr/?id=1735692093320310&ev=Microdata&dl=https%3A%2F%2F9814127.fls.doubleclick.net%2Fddm%2Ffls%2Fr%2Fdc_pre%3DCNaY7qX39fgCFU6d7QodnZ4A8A%3Bsrc%3D9814127%3Btype%3Dhv3%3Bcat%3Dallpa0%3Bord%3D6936809108660%3Bgtm%3D2wg7b0%3Bauiddc%3D321476893.1657717601%3B~oref%3Dhttps%253A%252F%252Fwww.duolingo.com%252F&rl=https%3A%2F%2Fadservice.google.com%2F&if=true&ts=1657717602966&cd[DataLayer]=%5B%5D&cd[Meta]=%7B%22title%22%3A%22%22%7D&cd[OpenGraph]=%7B%7D&cd[Schema.org]=%5B%5D&cd[JSON-LD]=%5B%5D&sw=1600&sh=1200&v=2.9.64&r=stable&ec=1&o=30&it=1657717601426&coo=false&es=automatic&tm=3&exp=u0&rqm=GET

Protocol

Security

QUIC, , AES_128_GCM

Server

2a03:2880:f12d:181:face:b00c:0:25de Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),

Reverse DNS

Software

proxygen-bolt /

Resource Hash

10d8d42d73a02ddb877101e72fbfa15a0ec820224d97cedee4cf92d571be5caa

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://9814127.fls.doubleclick.net/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date: Wed, 13 Jul 2022 13:06:42 GMT
last-modified: Fri, 21 Dec 2012 00:00:01 GMT
server: proxygen-bolt
strict-transport-security: max-age=31536000; includeSubDomains
content-type: image/gif
cache-control: no-cache, must-revalidate, max-age=0
cross-origin-resource-policy: cross-origin
content-length: 44
alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400
priority: u=3,i
expires: Wed, 13 Jul 2022 13:06:42 GMT

Verdicts & Comments Add Verdict or Comment

102 JavaScript Global Variables

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

21 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
.duolingo.com/	1970-01-20 13:14:13	Name: logged_out_uuid Value: f5bc03a4-81d4-4353-9354-2faaad64ab84
.duolingo.com/	1970-01-20 13:14:13	Name: lang Value: de
www.duolingo.com/	1969-12-31 23:59:59	Name: wuuid Value: 932cacd6-22b3-40fb-8e41-17f3b6841429
.duolingo.com/	1970-01-20 13:14:13	Name: tsl Value: 1657717600201
.duolingo.com/	1970-01-20 13:14:13	Name: lu Value: https://www.duolingo.com/
.duolingo.com/	1970-01-20 13:14:13	Name: initial_referrer Value: $direct
.duolingo.com/	1970-01-20 13:14:13	Name: lr Value:
.duolingo.com/	1970-01-20 13:14:13	Name: lp Value: splash
.duolingo.com/	1970-01-20 06:38:13	Name: _gcl_au Value: 1.1.321476893.1657717601
.duolingo.com/	1970-01-20 08:47:49	Name: OptanonConsent Value: isGpcEnabled=0&datestamp=Wed+Jul+13+2022+13%3A06%3A40+GMT%2B0000+(GMT)&version=6.16.0&isIABGlobal=false&consentId=c4d34bd1-93e9-4720-8f95-7f02e3dd5951&interactionCount=0&landingPath=https%3A%2F%2Fwww.duolingo.com%2F&groups=C0001%3A1%2CC0002%3A0%2CC0003%3A0%2CC0004%3A0&hosts=H3%3A1%2CH14%3A1%2CH11%3A0%2CH1%3A0%2CH15%3A0%2CH6%3A0%2CH22%3A0%2CH2%3A0%2CH7%3A0%2CH16%3A0%2CH9%3A0%2CH18%3A0%2CH10%3A0%2CH12%3A0%2CH13%3A0
.duolingo.com/	1970-01-20 06:38:13	Name: _fbp Value: fb.1.1657717600781.14793050
.duolingo.com/	1970-01-20 21:59:49	Name: _ga Value: GA1.2.370478587.1657717601
.duolingo.com/	1970-01-20 04:30:04	Name: _gid Value: GA1.2.142891696.1657717601
.duolingo.com/	1970-01-20 04:28:37	Name: _gat_UA-21595814-1 Value: 1
.duolingo.com/	1970-01-20 04:28:39	Name: __adal_ses Value: *
.duolingo.com/	1970-01-20 21:59:49	Name: __adal_id Value: 16bcd044-f1d4-4707-869c-97453282b29a.1657717601.1.1657717601.1657717601.3c54c79a-0434-4cdb-b00f-092bd841989d
.duolingo.com/	1970-01-20 08:47:49	Name: __adal_ca Value: so%3Ddirect%26me%3Dnone%26ca%3Ddirect%26co%3D%28not%2520set%29%26ke%3D%28not%2520set%29
.duolingo.com/	1970-01-20 04:38:42	Name: __adal_cw Value: 1657717600842
.doubleclick.net/	1970-01-20 13:50:13	Name: IDE Value: AHWqTUleuSf8G9Lh-AyYssYuibqaCeePLfd4IDbdvaKb-qW2Qf2pFQa50g6O9Tsx
www.duolingo.com/	1970-01-20 04:38:42	Name: AWSALB Value: bVWhO5xpZWvCCsi0FsJftUBDa1pvvD/LZKMACOeJA6yzWnGNcgGVBTV3HIUnmYc4iYADlwvcecc6pA0iVju+Ctmzyq4/scPA9aFWD74NgLLNm3YwwEO2lvcDEFQY
www.duolingo.com/	1970-01-20 04:38:42	Name: AWSALBCORS Value: bVWhO5xpZWvCCsi0FsJftUBDa1pvvD/LZKMACOeJA6yzWnGNcgGVBTV3HIUnmYc4iYADlwvcecc6pA0iVju+Ctmzyq4/scPA9aFWD74NgLLNm3YwwEO2lvcDEFQY

3 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
network	error	URL: https://brb.duolingo.com/0/web.json?user=0&ts=1657717600&tzoffset=0 Message: Failed to load resource: the server responded with a status of 404 ()
worker	error	URL: blob:https://www.duolingo.com/87a7acb6-889f-4ee9-8756-395ef2762635 Message: Mixed Content: The page at 'blob:https://www.duolingo.com/87a7acb6-889f-4ee9-8756-395ef2762635' was loaded over HTTPS, but requested an insecure XMLHttpRequest endpoint 'chrome-extension://eppiocemhmnlbhjplcgkofciiegomcon/content/safecheck-notification/notification-iframe/index.html'. This request has been blocked; the content must be served over HTTPS.
worker	error	URL: blob:https://www.duolingo.com/87a7acb6-889f-4ee9-8756-395ef2762635 Message: Mixed Content: The page at 'blob:https://www.duolingo.com/87a7acb6-889f-4ee9-8756-395ef2762635' was loaded over HTTPS, but requested an insecure XMLHttpRequest endpoint 'chrome-extension://cplklnmnlbnpmjogncfgfijoopmnlemp/skin/logo24.png'. This request has been blocked; the content must be served over HTTPS.

Security Headers

This page lists any security headers set by the main page. If you want to understand what these mean and how to use them, head on over to this page

Header	Value
X-Frame-Options	SAMEORIGIN

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.

9814127.fls.doubleclick.net
adservice.google.com
adservice.google.de
brb.duolingo.com
c0.adalyser.com
cdn.cookielaw.org
connect.facebook.net
ct.pinterest.com
d35aaqx5ub95lt.cloudfront.net
duolingo.com
excess.duolingo.com
geolocation.onetrust.com
googleads.g.doubleclick.net
insight.adsrvr.org
s.lmepbq.com
s.pinimg.com
stats.g.doubleclick.net
stories.duolingo.com
www.duolingo.com
www.facebook.com
www.google-analytics.com
www.google.com
www.google.de
www.googleadservices.com
www.googletagmanager.com
104.75.88.209
142.250.184.226
142.250.185.198
143.204.215.58
2600:9000:206f:2200:7:60cd:e840:21
2606:4700:4400::ac40:929e
2606:4700::6810:9540
2a00:1450:4001:801::2002
2a00:1450:4001:803::2003
2a00:1450:4001:80f::2004
2a00:1450:4001:80f::2008
2a00:1450:4001:813::2002
2a00:1450:400c:c07::9d
2a00:1450:4014:80a::200e
2a02:26f0:3500:889::1931
2a03:2880:f02d:100:face:b00c:0:3
2a03:2880:f12d:181:face:b00c:0:25de
3.233.183.135
34.243.93.43
35.71.131.137
52.22.138.200
54.165.40.136
63.33.115.124
00e67a6bb1601297c954a9c6438eb956f4ca87253683fb348d1bda64cee7d1ca
07efed0f9703d6f0e6f6d4bc7b3b6797b5eb49727ef6bce5bbbb7a46e37c7fb7
0bbfffc28feb89c6676d04c5a8ab19d4eb76896cfb68f566e6120836d55f4694
0d25c4f8566c3384a46ea7afb1bc6294809ab884f9bdca5bdbb780807fa01c64
10d8d42d73a02ddb877101e72fbfa15a0ec820224d97cedee4cf92d571be5caa
11e07480cc6b4658ae069d6825622a15d1268350fa46761549146957bb95f580
1afe524141acdc9d8b8ac54870e61c76e308a1fd7d6ca7fc6e5b00ed973e39f9
1c6674429d4337b0b1667ad65e65236419ec918b2de923dd485651d052f0ab94
1d5484074d844addc76cc620a18d6eab5e5e585f58b5ab7921be19398203a10b
26503ab2f8fd7184b8f272f63557e8d0b61c9d3cb6ee042e37a4e541dc2eb615
2cf647948337600dbe8558d968ba52007326132a72245429a5fa9c0ba3a46eda
329eaa3f88f43f88f3733bd99a140701d06e5e73e77518b5bc5440708ce9773d
353bcd41d11cc5a2bcb6763c269e41ac785c06ace29ac10053bb7c0fa3bf1ecf
36436862bad916aa0602a3a8a4791a49a2fec82365bbdb8614c5da09be230243
37b17c5135a176a9474521af147d96dfa1fb4ca0f43f00d1400bd1885be3ab9b
3cd1086b9aa46665fe2ad83ddae0a1ba7806ad97451933c1a53326ecf2217165
3d44a196b00477fdc666bbbe9799653cf6b2a1834a6b3668468fce9d09ea125e
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www.duolingo.com Open in urlscan Pro 3.233.183.135 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page Title

Page URL History Show full URLs

Detected technologies

Page Statistics

96 Requests

97 %HTTPS

57 %IPv6

17 Domains

25 Subdomains

22 IPs

4 Countries

1259 kBTransfer

4048 kBSize

21 Cookies

47 Outgoing links

Page URL History

Redirected requests

96 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 0 data transactions

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www.duolingo.com Open in urlscan Pro
3.233.183.135 Public Scan

Screenshot
Live screenshot

Full Image

96
Requests

97 %
HTTPS

57 %
IPv6

17
Domains

25
Subdomains

22
IPs

4
Countries

1259 kB
Transfer

4048 kB
Size

21
Cookies

96 HTTP transactions
0 data transactions