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jancerny.dev Open in urlscan Pro
188.114.97.3  Public Scan

Go To Rescan Add Verdict Report
Submitted URL: http://jancerny.dev/
Effective URL: https://jancerny.dev/
Submission: On May 14 via api from US — Scanned from NL
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 12 IPs in 3 countries across 7 domains to perform 54 HTTP transactions. The main IP is 188.114.97.3, located in Amsterdam, Netherlands and belongs to CLOUDFLARENET, US. The main domain is jancerny.dev.
TLS certificate: Issued by E1 on March 30th 2024. Valid for: 3 months.
This is the only time jancerny.dev was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
23 188.114.97.3 13335 (CLOUDFLAR...)
1 2a04:4e42:400... 54113 (FASTLY)
1 54.230.228.82 16509 (AMAZON-02)
1 2606:4700::68... 13335 (CLOUDFLAR...)
1 54.230.228.47 16509 (AMAZON-02)
1 18.173.154.70 16509 (AMAZON-02)
1 2a00:1450:400... 15169 (GOOGLE)
2 151.101.193.229 54113 (FASTLY)
1 2001:4860:480... 15169 (GOOGLE)
2 140.82.121.5 36459 (GITHUB)
2 2606:4700::68... 13335 (CLOUDFLAR...)
54 12
23    188.114.97.3 (Amsterdam, Netherlands)

ASN13335 (CLOUDFLARENET, US)
jancerny.dev
1    2a04:4e42:400::485 (United States)

ASN54113 (FASTLY, US)
cdn.jsdelivr.net
1    54.230.228.82 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-54-230-228-82.muc50.r.cloudfront.net
vars.hotjar.com
1    2606:4700::6810:5049 (United States)

ASN13335 (CLOUDFLARENET, US)
static.cloudflareinsights.com
1    54.230.228.47 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-54-230-228-47.muc50.r.cloudfront.net
script.hotjar.com
1    18.173.154.70 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-18-173-154-70.muc50.r.cloudfront.net
static.hotjar.com
1    2a00:1450:4001:82f::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.googletagmanager.com
2    151.101.193.229 (San Francisco, United States)

ASN54113 (FASTLY, US)
cdn.jsdelivr.net
1    2001:4860:4802:34::36 (United States)

ASN15169 (GOOGLE, US)
region1.google-analytics.com
2    140.82.121.5 (Frankfurt am Main, Germany)

ASN36459 (GITHUB, US)
PTR: lb-140-82-121-5-fra.github.com
api.github.com
2    2606:4700::6810:4f49 (United States)

ASN13335 (CLOUDFLARENET, US)
cloudflareinsights.com
Apex Domain
Subdomains		 Transfer
23 jancerny.dev
jancerny.dev
339 KB
3 cloudflareinsights.com
static.cloudflareinsights.com — Cisco Umbrella Rank: 804
cloudflareinsights.com — Cisco Umbrella Rank: 791
7 KB
3 hotjar.com
vars.hotjar.com — Cisco Umbrella Rank: 18496
script.hotjar.com — Cisco Umbrella Rank: 988
static.hotjar.com — Cisco Umbrella Rank: 742
63 KB
3 jsdelivr.net
cdn.jsdelivr.net — Cisco Umbrella Rank: 310
166 KB
2 github.com
api.github.com — Cisco Umbrella Rank: 4523
2 KB
1 google-analytics.com
region1.google-analytics.com — Cisco Umbrella Rank: 2533
253 B
1 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 39
92 KB
54 7
Domain Requested by
23 jancerny.dev jancerny.dev
3 cdn.jsdelivr.net jancerny.dev
cdn.jsdelivr.net
2 cloudflareinsights.com static.cloudflareinsights.com
2 api.github.com jancerny.dev
1 region1.google-analytics.com www.googletagmanager.com
1 www.googletagmanager.com jancerny.dev
1 static.hotjar.com jancerny.dev
1 script.hotjar.com jancerny.dev
1 static.cloudflareinsights.com jancerny.dev
1 vars.hotjar.com jancerny.dev
54 10

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

Domain
github.com
www.linkedin.com
Subject Issuer Validity Valid
jancerny.dev
E1		 2024-03-30 -
2024-06-28		 3 months crt.sh
jsdelivr.net
GlobalSign Atlas R3 DV TLS CA 2023 Q3		 2023-09-27 -
2024-10-28		 a year crt.sh
*.hotjar.com
Amazon ECDSA 256 M03		 2024-02-07 -
2025-03-08		 a year crt.sh
cloudflareinsights.com
GTS CA 1P5		 2024-05-08 -
2024-08-06		 3 months crt.sh
*.google-analytics.com
WR2		 2024-05-06 -
2024-07-29		 3 months crt.sh
*.github.com
Sectigo ECC Domain Validation Secure Server CA		 2024-03-07 -
2025-03-07		 a year crt.sh

This page contains 2 frames:

Primary Page: https://jancerny.dev/
Frame ID: A2F6FAB4FE3BBD410A3FFF2BDFDD5623
Requests: 53 HTTP requests in this frame

Frame: https://vars.hotjar.com/box-469cf41adb11dc78be68c1ae7f9457a4.html
Frame ID: F7B15A169A048668FB15AD98CD9F2B46
Requests: 1 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

Jan Černý - Software and Web developer

Page URL History Show full URLs

  1. http://jancerny.dev/ HTTP 307
    https://jancerny.dev/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • static\.cloudflareinsights\.com/beacon(?:\.min)?\.js
Overall confidence: 100%
Detected patterns
  • <link[^>]* href=[^>]*?(?:F|f)o(?:n|r)t-?(?:A|a)wesome(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)
  • (?:F|f)o(?:n|r)t-?(?:A|a)wesome(?:.*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)
Overall confidence: 100%
Detected patterns
Overall confidence: 100%
Detected patterns
  • googletagmanager\.com/gtag/js
Overall confidence: 100%
Detected patterns
  • //static\.hotjar\.com/
Overall confidence: 100%
Detected patterns
  • <link [^>]*?href="?[a-zA-Z]*?:?//cdn\.jsdelivr\.net/
  • //cdn\.jsdelivr\.net/

Page Statistics

54
Requests

67 %
HTTPS

45 %
IPv6

7
Domains

10
Subdomains

12
IPs

3
Countries

669 kB
Transfer

1669 kB
Size

4
Cookies

Page URL History

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

  1. http://jancerny.dev/ HTTP 307
    https://jancerny.dev/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 4
  • https://twemoji.maxcdn.com/2/72x72/1f44b.png HTTP 301
  • https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f44b.png
Request Chain 5
  • https://twemoji.maxcdn.com/2/72x72/1f4bb.png HTTP 301
  • https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f4bb.png
Request Chain 6
  • https://twemoji.maxcdn.com/2/72x72/1f3a8.png HTTP 301
  • https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f3a8.png
Request Chain 7
  • https://twemoji.maxcdn.com/2/72x72/2764.png HTTP 301
  • https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/2764.png
Request Chain 8
  • https://twemoji.maxcdn.com/2/72x72/1f3cd.png HTTP 301
  • https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f3cd.png
Request Chain 11
  • https://twemoji.maxcdn.com/2/72x72/26a1.png HTTP 301
  • https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/26a1.png
Request Chain 12
  • https://twemoji.maxcdn.com/2/72x72/1f680.png HTTP 301
  • https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f680.png
Request Chain 14
  • https://twemoji.maxcdn.com/2/72x72/1f3c6.png HTTP 301
  • https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f3c6.png
Request Chain 19
  • https://twemoji.maxcdn.com/2/72x72/1f4a1.png HTTP 301
  • https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f4a1.png
Request Chain 35
  • https://twemoji.maxcdn.com/2/72x72/1f44b.png HTTP 301
  • https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f44b.png
Request Chain 36
  • https://twemoji.maxcdn.com/2/72x72/1f4bb.png HTTP 301
  • https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f4bb.png
Request Chain 37
  • https://twemoji.maxcdn.com/2/72x72/1f3a8.png HTTP 301
  • https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f3a8.png
Request Chain 38
  • https://twemoji.maxcdn.com/2/72x72/2764.png HTTP 301
  • https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/2764.png
Request Chain 39
  • https://twemoji.maxcdn.com/2/72x72/1f3cd.png HTTP 301
  • https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f3cd.png
Request Chain 42
  • https://twemoji.maxcdn.com/2/72x72/26a1.png HTTP 301
  • https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/26a1.png
Request Chain 43
  • https://twemoji.maxcdn.com/2/72x72/1f680.png HTTP 301
  • https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f680.png
Request Chain 45
  • https://twemoji.maxcdn.com/2/72x72/1f3c6.png HTTP 301
  • https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f3c6.png
Request Chain 48
  • https://twemoji.maxcdn.com/2/72x72/1f4a1.png HTTP 301
  • https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f4a1.png

54 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
jancerny.dev/
Redirect Chain
  • http://jancerny.dev/
  • https://jancerny.dev/
44 KB
19 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://jancerny.dev/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
188.114.97.3 Amsterdam, Netherlands, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
6137e4db7d4bbad4543805a4bbf7e98a7a3c3de4243f462fd9d36368909cd709
Security Headers
Name Value
Strict-Transport-Security max-age=15552000; includeSubDomains; preload

Request headers

Accept-Language
nl-NL,nl;q=0.9;q=0.9
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36

Response headers

access-control-allow-origin
*
age
0
alt-svc
h3=":443"; ma=86400
cache-control
max-age=600
cf-cache-status
DYNAMIC
cf-ray
883b58fafc269f5e-AMS
content-encoding
br
content-type
text/html; charset=utf-8
date
Tue, 14 May 2024 13:48:44 GMT
expires
Tue, 14 May 2024 12:56:42 GMT
last-modified
Mon, 21 Aug 2023 17:57:51 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=WKv56MfRA12qJLIa%2Bc%2BUElW8JuwkhGmw%2FbJcl8Gq6iDJMsiUtD4G6vVNIkaC52ttv%2BAKAfGjI9PiMIIpb9AIoNhJN%2BEDqrdhd6eEi0AMrDSth6I03yZgZmAd62nXCzw%3D"}],"group":"cf-nel","max_age":604800}
server
cloudflare
strict-transport-security
max-age=15552000; includeSubDomains; preload
vary
Accept-Encoding
via
1.1 varnish
x-cache
HIT
x-cache-hits
0
x-fastly-request-id
b98ff1e2ea294dba31a261e5ea082f82df8fb3f0
x-github-request-id
EAAC:3B0E8:3883762:39F81D2:66435D2D
x-proxy-cache
MISS
x-served-by
cache-ams21026-AMS
x-timer
S1715694525.659560,VS0,VE109

Redirect headers

Cross-Origin-Resource-Policy
Cross-Origin
Location
https://jancerny.dev/
Non-Authoritative-Reason
HSTS
Montserrat-Regular.ee653992.ttf
jancerny.dev/static/media/ 		240 KB
102 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://jancerny.dev/static/media/Montserrat-Regular.ee653992.ttf
Requested by
Host: jancerny.dev
URL: https://jancerny.dev/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
188.114.97.3 Amsterdam, Netherlands, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
077cdab15161232a9ba7124d2ddd7a9425145750788e9a966c156cc66274f525
Security Headers
Name Value
Strict-Transport-Security max-age=15552000; includeSubDomains; preload

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://jancerny.dev/
Origin
https://jancerny.dev
Accept-Language
nl-NL,nl;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

x-fastly-request-id
9f54c5e0d855692007bd1e7f62e9feb048d192e2
date
Tue, 14 May 2024 13:48:45 GMT
via
1.1 varnish
content-encoding
br
cf-cache-status
MISS
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
strict-transport-security
max-age=15552000; includeSubDomains; preload
expires
Tue, 14 May 2024 13:58:44 GMT
x-cache
MISS
x-proxy-cache
MISS
alt-svc
h3=":443"; ma=86400
x-served-by
cache-lga21954-LGA
last-modified
Mon, 21 Aug 2023 17:57:51 GMT
server
cloudflare
x-github-request-id
3E7C:21B62E:3063E88:3B5E5B9:66436BBC
x-timer
S1715694525.899078,VS0,VE31
etag
W/"64e3a59f-3bfcc"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=5HrVtMT%2BNnDSogp%2B88RHWuxVBsMV8SVCwY5gE2kj0NlFbgCXfas0AD4g3HroR8KkI6ko9szga3ndBsLrgbLK0KFfePXYVtJo5UP0rRsqMfcckVe783K8dz3sMia8PQA%3D"}],"group":"cf-nel","max_age":604800}
content-type
font/ttf
access-control-allow-origin
*
cache-control
max-age=600
cf-ray
883b58fc0e299f5e-AMS
x-cache-hits
0
all.min.css
cdn.jsdelivr.net/gh/FortAwesome/Font-Awesome@5.13.0/css/ 		57 KB
13 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://cdn.jsdelivr.net/gh/FortAwesome/Font-Awesome@5.13.0/css/all.min.css
Requested by
Host: jancerny.dev
URL: https://jancerny.dev/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a04:4e42:400::485 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
876d023d9d10c97941b80c3b03e2a5b94631ff7a4af9cee5604a6a2d39718d84
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://jancerny.dev/
Accept-Language
nl-NL,nl;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

strict-transport-security
max-age=31536000; includeSubDomains; preload
date
Tue, 14 May 2024 13:48:44 GMT
x-content-type-options
nosniff
content-encoding
br
age
1172450
x-jsd-version
5.13.0
x-cache
HIT, HIT
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400
content-length
12845
x-served-by
cache-fra-eddf8230056-FRA, cache-mad2200120-MAD
x-jsd-version-type
version
etag
W/"e4d2-ADjcl8eUUVeLe9SK9gumIoK0CCs"
vary
Accept-Encoding
content-type
text/css; charset=utf-8
access-control-allow-origin
*
access-control-expose-headers
*
cache-control
public, max-age=31536000, s-maxage=31536000, immutable
accept-ranges
bytes
timing-allow-origin
*
main.6a3b6c56.chunk.css
jancerny.dev/static/css/ 		20 KB
5 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://jancerny.dev/static/css/main.6a3b6c56.chunk.css
Requested by
Host: jancerny.dev
URL: https://jancerny.dev/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
188.114.97.3 Amsterdam, Netherlands, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
4ccbc0785c7cfb1eb4b04b83d4cc5bad0dd4f5fcd88ca14f1e13b98fc1806863
Security Headers
Name Value
Strict-Transport-Security max-age=15552000; includeSubDomains; preload

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://jancerny.dev/
Accept-Language
nl-NL,nl;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

x-fastly-request-id
cbb6c128813c9b3eda5b4e12ae08359ee98d56a7
date
Tue, 14 May 2024 13:48:44 GMT
via
1.1 varnish
content-encoding
br
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
strict-transport-security
max-age=15552000; includeSubDomains; preload
expires
Tue, 14 May 2024 13:58:44 GMT
cf-polished
origSize=21030
x-cache
MISS
x-cache-hits
0
alt-svc
h3=":443"; ma=86400
x-served-by
cache-lga21954-LGA
cf-bgj
minify
last-modified
Mon, 21 Aug 2023 17:57:51 GMT
x-github-request-id
81B2:16BF:2C850C4:32AAB96:65F47D8A
x-timer
S1710521739.097955,VS0,VE42
server
cloudflare
etag
W/"64e3a59f-5226"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=ELow%2B9Hz0PfKw35v043VcToiNcLkDJy9pyZDiaHoMp4XS3ilmcuDtLHKURqT%2F%2BJmi0m%2BFTjYhPcePeKhfijxsTdvYUkH8Qvgp3ZSg87ONEIwDucLSIwqM1ZzpiJVWcU%3D"}],"group":"cf-nel","max_age":604800}
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
max-age=600
cf-ray
883b58fc1e419f5e-AMS
x-proxy-cache
MISS
4.01c87591.chunk.css
jancerny.dev/static/css/ 		847 B
1 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://jancerny.dev/static/css/4.01c87591.chunk.css
Requested by
Host: jancerny.dev
URL: https://jancerny.dev/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
188.114.97.3 Amsterdam, Netherlands, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
497015a4483bdc49c988bec3a0fe233e574944e13dc288c96312871f7221c4c7
Security Headers
Name Value
Strict-Transport-Security max-age=15552000; includeSubDomains; preload

Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://jancerny.dev/
Accept-Language
nl-NL,nl;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

x-fastly-request-id
f053a12b07447e44fa47d6fcec6403602fca3452
date
Tue, 14 May 2024 13:48:44 GMT
via
1.1 varnish
content-encoding
br
cf-cache-status
REVALIDATED
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
strict-transport-security
max-age=15552000; includeSubDomains; preload
expires
Tue, 14 May 2024 13:58:44 GMT
cf-polished
origSize=896
x-cache
MISS
x-cache-hits
0
alt-svc
h3=":443"; ma=86400
x-served-by
cache-lga21965-LGA
cf-bgj
minify
last-modified
Mon, 21 Aug 2023 17:57:51 GMT
x-github-request-id
2B48:737A:FF6D28:1544087:6600B9E2
x-timer
S1711323619.071353,VS0,VE49
server
cloudflare
etag
W/"64e3a59f-380"
vary
Accept-Encoding
report-to
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Full URL
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Full URL
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sec-ch-ua
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pragma
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server
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favicon.ico
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Download Go to
Full URL
https://jancerny.dev/favicon.ico?v8=qAJ44G5Bm7
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
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sec-ch-ua-mobile
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sec-ch-ua-platform
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Download Go to Show image
Full URL
https://jancerny.dev/static/media/undraw_feeling_proud_qne1.13c6d2e5.svg
Protocol
H3
Security
QUIC, , AES_128_GCM
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sec-ch-ua-mobile
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sec-ch-ua-platform
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Response headers

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Download Go to Show image
Full URL
https://jancerny.dev/static/media/undraw_hacker_mindset_gjwq.1feaa5be.svg
Protocol
H3
Security
QUIC, , AES_128_GCM
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sec-ch-ua-mobile
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sec-ch-ua-platform
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Response headers

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Download Go to Show image
Full URL
https://jancerny.dev/static/media/undraw_certificate_343v.36c1403d.svg
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
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cloudflare /
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sec-ch-ua
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sec-ch-ua-mobile
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sec-ch-ua-platform
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General
Check archive.org
Download Go to Show image
Full URL
https://jancerny.dev/static/media/ccna-logo.70a88869.jpg
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
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sec-ch-ua-platform
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Download Go to Show image
Full URL
https://jancerny.dev/static/media/autocad-logo.59d0cf67.png
Protocol
H3
Security
QUIC, , AES_128_GCM
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cf-ray
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x-cache-hits
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Full URL
https://jancerny.dev/static/media/undraw_message_sent_1030.323f49ac.svg
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H3
Security
QUIC, , AES_128_GCM
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sec-ch-ua-platform
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Response headers

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Download Go to
Full URL
https://api.github.com/graphql
Requested by
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Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Accept-Language
nl-NL,nl;q=0.9;q=0.9
sec-ch-ua-mobile
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content-type
application/json
accept
*/*
Referer
https://jancerny.dev/
sec-ch-ua-platform
"Win32"

Response headers

x-oauth-scopes
date
Tue, 14 May 2024 13:48:45 GMT
x-ratelimit-used
1
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubdomains; preload
content-encoding
gzip
content-security-policy
default-src 'none'
x-github-media-type
github.v4; format=json
x-accepted-oauth-scopes
repo
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0
referrer-policy
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server
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application/json; charset=utf-8
x-ratelimit-resource
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access-control-allow-origin
*
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vary
Accept-Encoding, Accept, X-Requested-With
x-ratelimit-reset
1715698125
x-ratelimit-limit
5000
graphql
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Check archive.org
Download Go to
Full URL
https://api.github.com/graphql
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
140.82.121.5 Frankfurt am Main, Germany, ASN36459 (GITHUB, US),
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Software
GitHub.com /
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Security Headers
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X-Content-Type-Options nosniff
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Request headers

Accept
*/*
Access-Control-Request-Headers
authorization,content-type
Access-Control-Request-Method
POST
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cors
User-Agent
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Response headers

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GET, POST, PATCH, PUT, DELETE
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*
access-control-expose-headers
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access-control-max-age
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content-security-policy
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Tue, 14 May 2024 13:48:45 GMT
referrer-policy
origin-when-cross-origin, strict-origin-when-cross-origin
server
GitHub.com
strict-transport-security
max-age=31536000; includeSubdomains; preload
vary
Accept-Encoding, Accept, X-Requested-With
x-content-type-options
nosniff
x-frame-options
deny
x-github-request-id
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x-xss-protection
0
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37 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://cloudflareinsights.com/cdn-cgi/rum
Requested by
Host: static.cloudflareinsights.com
URL: https://static.cloudflareinsights.com/beacon.min.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6810:4f49 , United States, ASN13335 (CLOUDFLARENET, US),
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Software
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Request headers

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sec-ch-ua-platform
"Win32"
Referer
https://jancerny.dev/
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nl-NL,nl;q=0.9;q=0.9
sec-ch-ua-mobile
?0
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Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
content-type
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Response headers

date
Tue, 14 May 2024 13:48:45 GMT
x-content-type-options
nosniff
server
cloudflare
vary
Origin
access-control-max-age
86400
access-control-allow-methods
POST,OPTIONS
access-control-allow-origin
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x-frame-options
DENY
access-control-allow-credentials
true
cf-ray
883b59007a6c0a47-AMS
rum
cloudflareinsights.com/cdn-cgi/ Frame 		0
0 		Preflight
General
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Download Go to
Full URL
https://cloudflareinsights.com/cdn-cgi/rum
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6810:4f49 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
Security Headers
Name Value
X-Content-Type-Options nosniff
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Request headers

Accept
*/*
Access-Control-Request-Headers
content-type
Access-Control-Request-Method
POST
Origin
https://jancerny.dev
Sec-Fetch-Mode
cors
User-Agent
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Response headers

access-control-allow-credentials
true
access-control-allow-headers
Content-Type
access-control-allow-methods
POST,OPTIONS
access-control-allow-origin
https://jancerny.dev
access-control-max-age
86400
cf-ray
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content-encoding
gzip
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date
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server
cloudflare
vary
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x-content-type-options
nosniff
x-frame-options
DENY
4.01c87591.chunk.css
jancerny.dev/static/css/ 		847 B
0 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://jancerny.dev/static/css/4.01c87591.chunk.css
Requested by
Host: jancerny.dev
URL: https://jancerny.dev/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
188.114.97.3 Amsterdam, Netherlands, ASN13335 (CLOUDFLARENET, US),
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Software
cloudflare /
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Request headers

sec-ch-ua
"Google Chrome";v="124", "Not:A-Brand";v="8", "Chromium";v="124"
Referer
https://jancerny.dev/
Accept-Language
nl-NL,nl;q=0.9;q=0.9
sec-ch-ua-mobile
?0
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sec-ch-ua-platform
"Win32"

Response headers

x-fastly-request-id
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date
Tue, 14 May 2024 13:48:44 GMT
via
1.1 varnish
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REVALIDATED
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expires
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cf-polished
origSize=896
x-cache
MISS
x-cache-hits
0
alt-svc
h3=":443"; ma=86400
x-served-by
cache-lga21965-LGA
cf-bgj
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x-github-request-id
2B48:737A:FF6D28:1544087:6600B9E2
x-timer
S1711323619.071353,VS0,VE49
server
cloudflare
etag
W/"64e3a59f-380"
vary
Accept-Encoding
report-to
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content-type
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access-control-allow-origin
*
cache-control
max-age=600
cf-ray
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x-proxy-cache
MISS

Failed requests

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

Domain
cdn.jsdelivr.net
URL
https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f44b.png
Domain
cdn.jsdelivr.net
URL
https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f4bb.png
Domain
cdn.jsdelivr.net
URL
https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f3a8.png
Domain
cdn.jsdelivr.net
URL
https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/2764.png
Domain
cdn.jsdelivr.net
URL
https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f3cd.png
Domain
cdn.jsdelivr.net
URL
https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/26a1.png
Domain
cdn.jsdelivr.net
URL
https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f680.png
Domain
cdn.jsdelivr.net
URL
https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f3c6.png
Domain
cdn.jsdelivr.net
URL
https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f4a1.png
Domain
cdn.jsdelivr.net
URL
https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f44b.png
Domain
cdn.jsdelivr.net
URL
https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f4bb.png
Domain
cdn.jsdelivr.net
URL
https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f3a8.png
Domain
cdn.jsdelivr.net
URL
https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/2764.png
Domain
cdn.jsdelivr.net
URL
https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f3cd.png
Domain
cdn.jsdelivr.net
URL
https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/26a1.png
Domain
cdn.jsdelivr.net
URL
https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f680.png
Domain
cdn.jsdelivr.net
URL
https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f3c6.png
Domain
cdn.jsdelivr.net
URL
https://cdn.jsdelivr.net/npm/twemoji@11.3.0/2/72x72/1f4a1.png

Verdicts & Comments Add Verdict or Comment

17 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.

object| 0 object| __cfQR function| gtag object| dataLayer object| google_tag_manager object| google_tag_data object| hjSiteSettings function| hj function| hjBootstrap object| hjLazyModules object| _hjSettings object| webpackJsonpjancerny.dev function| onYouTubeIframeAPIReady object| gaGlobal string| _scriptPath boolean| __cfRLUnblockHandlers object| __cfBeacon

4 Cookies

Domain/Path Name / Value
.jancerny.dev/ Name: _hjid
Value: 074ba20c-c748-46e7-9217-bdf83b3bb1f5
.jancerny.dev/ Name: _hjFirstSeen
Value: 1
.jancerny.dev/ Name: _ga_E598F3QMCY
Value: GS1.1.1715694525.1.0.1715694525.0.0.0
.jancerny.dev/ Name: _ga
Value: GA1.1.1858565449.1715694525

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
Strict-Transport-Security max-age=15552000; includeSubDomains; preload

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.

api.github.com
cdn.jsdelivr.net
cloudflareinsights.com
jancerny.dev
region1.google-analytics.com
script.hotjar.com
static.cloudflareinsights.com
static.hotjar.com
vars.hotjar.com
www.googletagmanager.com
cdn.jsdelivr.net
140.82.121.5
151.101.193.229
18.173.154.70
188.114.97.3
2001:4860:4802:34::36
2606:4700::6810:4f49
2606:4700::6810:5049
2a00:1450:4001:82f::2008
2a04:4e42:400::485
54.230.228.47
54.230.228.82
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