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libgen.li Open in urlscan Pro
172.67.193.122  Public Scan

Go To Rescan Add Verdict Report
Submitted URL: https://cdn3.booksdl.lc/
Effective URL: https://libgen.li/
Submission: On December 10 via manual from SE — Scanned from NL
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 5 IPs in 3 countries across 6 domains to perform 12 HTTP transactions. The main IP is 172.67.193.122, located in United States and belongs to CLOUDFLARENET, US. The main domain is libgen.li. The Cisco Umbrella rank of the primary domain is 376801.
TLS certificate: Issued by WE1 on December 9th 2024. Valid for: 3 months.
This is the only time libgen.li was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 1 188.114.96.3 13335 (CLOUDFLAR...)
1 9 172.67.193.122 13335 (CLOUDFLAR...)
1 104.18.187.31 13335 (CLOUDFLAR...)
1 151.101.2.137 54113 (FASTLY)
1 142.250.186.72 15169 (GOOGLE)
1 216.239.34.36 15169 (GOOGLE)
12 5
1    188.114.96.3 (Amsterdam, Netherlands)

ASN13335 (CLOUDFLARENET, US)
cdn3.booksdl.lc
9    172.67.193.122 (United States)

ASN13335 (CLOUDFLARENET, US)
libgen.li
1    104.18.187.31 (None, )

ASN13335 (CLOUDFLARENET, US)
cdn.jsdelivr.net
1    151.101.2.137 (San Francisco, United States)

ASN54113 (FASTLY, US)
code.jquery.com
1    142.250.186.72 (United States)

ASN15169 (GOOGLE, US)
PTR: fra24s05-in-f8.1e100.net
www.googletagmanager.com
1    216.239.34.36 (United States)

ASN15169 (GOOGLE, US)
region1.google-analytics.com
Apex Domain
Subdomains		 Transfer
9 libgen.li
libgen.li — Cisco Umbrella Rank: 376801
22 KB
1 google-analytics.com
region1.google-analytics.com — Cisco Umbrella Rank: 3353
1 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 39
108 KB
1 jquery.com
code.jquery.com — Cisco Umbrella Rank: 847
31 KB
1 jsdelivr.net
cdn.jsdelivr.net — Cisco Umbrella Rank: 318
26 KB
1 booksdl.lc
cdn3.booksdl.lc
757 B
12 6
Domain Requested by
9 libgen.li 1 redirects libgen.li
1 region1.google-analytics.com www.googletagmanager.com
1 www.googletagmanager.com libgen.li
1 code.jquery.com libgen.li
1 cdn.jsdelivr.net libgen.li
1 cdn3.booksdl.lc 1 redirects
12 6

This site contains no links.

Subject Issuer Validity Valid
libgen.li
WE1		 2024-12-09 -
2025-03-09		 3 months crt.sh
*.jsdelivr.net
Sectigo RSA Domain Validation Secure Server CA		 2024-05-04 -
2025-05-04		 a year crt.sh
*.jquery.com
Sectigo ECC Domain Validation Secure Server CA		 2024-06-25 -
2025-06-25		 a year crt.sh
*.google-analytics.com
WR2		 2024-11-04 -
2025-01-27		 3 months crt.sh

This page contains 2 frames:

Primary Page: https://libgen.li/
Frame ID: F207BA2D478178FD5DA182FA8B927083
Requests: 10 HTTP requests in this frame

Frame: https://libgen.li/cdn-cgi/challenge-platform/h/g/scripts/jsd/f9063374b04d/main.js
Frame ID: B4C189BF7B43C83CC3F8B9F9CA460650
Requests: 2 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page Title

Library Genesis

Page URL History Show full URLs

  1. https://cdn3.booksdl.lc/ HTTP 307
    http://libgen.li/ HTTP 307
    https://libgen.li/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • <link[^>]* href=[^>]*?bootstrap(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)[^>]*?(?:\.min)?\.css
  • bootstrap(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)[^>]*?(?:\.min)?\.js
Overall confidence: 100%
Detected patterns
Overall confidence: 100%
Detected patterns
  • googletagmanager\.com/gtag/js
Overall confidence: 100%
Detected patterns
  • jquery[.-]([\d.]*\d)[^/]*\.js
  • jquery.*\.js(?:\?ver(?:sion)?=([\d.]+))?
Overall confidence: 100%
Detected patterns
  • <link [^>]*?href="?[a-zA-Z]*?:?//cdn\.jsdelivr\.net/
  • //cdn\.jsdelivr\.net/

Page Statistics

12
Requests

92 %
HTTPS

0 %
IPv6

6
Domains

6
Subdomains

5
IPs

3
Countries

186 kB
Transfer

605 kB
Size

7
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. https://cdn3.booksdl.lc/ HTTP 307
    http://libgen.li/ HTTP 307
    https://libgen.li/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 7
  • https://libgen.li/cdn-cgi/challenge-platform/scripts/jsd/main.js HTTP 302
  • https://libgen.li/cdn-cgi/challenge-platform/h/g/scripts/jsd/f9063374b04d/main.js

12 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
libgen.li/
Redirect Chain
  • https://cdn3.booksdl.lc/
  • http://libgen.li/
  • https://libgen.li/
4 KB
5 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://libgen.li/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.193.122 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
3a9ec5c29c2e97d6bfb15d629cba62b8f290edde148071ec6377b3126e2258d0

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Response headers

alt-svc
h3=":443"; ma=86400
cf-cache-status
DYNAMIC
cf-ray
8efa68f95c82fb9d-AMS
content-type
text/html; charset=UTF-8
date
Tue, 10 Dec 2024 04:14:47 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
priority
u=0,i
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=WxITruIvJUiVaSdm3Ux4sCWk59x3ik41zfOog1NydfzsCUbCjz%2BVTcUXbA6vK1SDhZJ1lgfhmJiflNgDHSK11KGSWCYClhzSlIuPF7Z%2FHkzb0EljquLKVKkuTKw%3D"}],"group":"cf-nel","max_age":604800}
server
cloudflare
server-timing
cfL4;desc="?proto=QUIC&rtt=12511&min_rtt=12201&rtt_var=2350&sent=13&recv=11&lost=0&retrans=0&sent_bytes=4286&recv_bytes=4532&delivery_rate=726&cwnd=12000&unsent_bytes=0&cid=6477575b8af81a82&ts=184&x=1" cfExtPri cfHdrFlush;dur=0
vary
Accept-Encoding

Redirect headers

Location
https://libgen.li/
Non-Authoritative-Reason
HttpsUpgrades
bootstrap.min.css
cdn.jsdelivr.net/npm/bootstrap@4.5.3/dist/css/ 		157 KB
26 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://cdn.jsdelivr.net/npm/bootstrap@4.5.3/dist/css/bootstrap.min.css
Requested by
Host: libgen.li
URL: https://libgen.li/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.18.187.31 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
f77c0d1739b618edc4a01ca3f6b2990b01a3009030af49ee8cf68e83052df194
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Referer
https://libgen.li/

Response headers

access-control-expose-headers
*
content-encoding
br
cf-cache-status
HIT
etag
W/"27288-jtLWNQ0j+FfZKAVzfQ+XxnXeZms"
age
1202864
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=qrocXgRZu4t%2B7bE%2BTazTLM9ktJ8lMeJK1ne2UqbkcKw2LT%2B1j6RekA7yOh3pVEAUt3QLI8apXGIMjUVr2og965RY7Zx1mBgT1Li6XQ5qT4dCjuKNp9hLCABL%2BuWdND%2FrEnA%3D"}],"group":"cf-nel","max_age":604800}
x-content-type-options
nosniff
x-jsd-version-type
version
alt-svc
h3=":443"; ma=86400
x-cache
HIT, HIT
date
Tue, 10 Dec 2024 04:14:47 GMT
content-type
text/css; charset=utf-8
x-served-by
cache-fra-etou8220099-FRA, cache-lga21953-LGA
vary
Accept-Encoding
strict-transport-security
max-age=31536000; includeSubDomains; preload
cache-control
public, max-age=31536000, s-maxage=31536000, immutable
timing-allow-origin
*
nel
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
cross-origin-resource-policy
cross-origin
cf-ray
8efa68faf86e664b-AMS
accept-ranges
bytes
access-control-allow-origin
*
content-length
26099
server
cloudflare
x-jsd-version
4.5.3
font.min.css
libgen.li/css/ 		9 KB
3 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://libgen.li/css/font.min.css
Requested by
Host: libgen.li
URL: https://libgen.li/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.193.122 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
356eef4354ee9f565222bebb778c4fd35afb5534da19f665a8d2dc75e0ccfc13

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Referer
https://libgen.li/

Response headers

content-encoding
gzip
cf-cache-status
HIT
etag
W/"60c104b1-25d7"
age
387471
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=VmQ8XLfmbTtnXmeFYrWbZgJxbmNPD7l1O4XTfZOeMohN2Jr0JP%2B19FiOQCtiahJaBSNhjnf0TBWvph8HyAx6rrpsAAZqC0LqlJWde4VGndT8AQvYM%2BKpH51cbnU%3D"}],"group":"cf-nel","max_age":604800}
expires
Thu, 12 Dec 2024 16:36:56 GMT
alt-svc
h3=":443"; ma=86400
server-timing
cfL4;desc="?proto=QUIC&rtt=12469&min_rtt=12201&rtt_var=1048&sent=19&recv=17&lost=0&retrans=0&sent_bytes=9790&recv_bytes=6141&delivery_rate=445447&cwnd=12000&unsent_bytes=0&cid=6477575b8af81a82&ts=223&x=1", cfExtPri, cfHdrFlush;dur=0
date
Tue, 10 Dec 2024 04:14:47 GMT
content-type
text/css
last-modified
Wed, 09 Jun 2021 18:13:05 GMT
vary
Accept-Encoding
priority
u=0,i=?0
cache-control
max-age=604800
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-ray
8efa68fa8dc2fb9d-AMS
server
cloudflare
dark-mode.css
libgen.li/css/ 		294 B
824 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://libgen.li/css/dark-mode.css
Requested by
Host: libgen.li
URL: https://libgen.li/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.193.122 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
0d84039d9211fa1aec37908003c354093735e36ebb3351a7d40687ccd4637439

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Referer
https://libgen.li/

Response headers

content-encoding
gzip
cf-cache-status
HIT
etag
W/"608a56c4-126"
age
262457
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=NxyRfzrGlVJhxluiwb4dvAjUCn%2Bz7fwqRHa29OOthLvugj3nPrwDcqxLpgaiVrEEvkp%2FioKDjSeFQVa0ACU%2F6ruNCiy1CdpfMfH281i13cc5PZLXdkJ4R9eI%2F0Q%3D"}],"group":"cf-nel","max_age":604800}
expires
Sat, 14 Dec 2024 03:20:30 GMT
alt-svc
h3=":443"; ma=86400
server-timing
cfL4;desc="?proto=QUIC&rtt=12469&min_rtt=12201&rtt_var=1048&sent=24&recv=17&lost=0&retrans=0&sent_bytes=14018&recv_bytes=6141&delivery_rate=445447&cwnd=12000&unsent_bytes=0&cid=6477575b8af81a82&ts=225&x=1", cfExtPri, cfHdrFlush;dur=0
date
Tue, 10 Dec 2024 04:14:47 GMT
content-type
text/css
last-modified
Thu, 29 Apr 2021 06:48:36 GMT
vary
Accept-Encoding
priority
u=0,i=?0
cache-control
max-age=604800
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-ray
8efa68fa8dc3fb9d-AMS
server
cloudflare
jquery-3.6.0.min.js
code.jquery.com/ 		87 KB
31 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://code.jquery.com/jquery-3.6.0.min.js
Requested by
Host: libgen.li
URL: https://libgen.li/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
151.101.2.137 San Francisco, United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
nginx /
Resource Hash
ff1523fb7389539c84c65aba19260648793bb4f5e29329d2ee8804bc37a3fe6e

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Origin
https://libgen.li
Referer
https://libgen.li/

Response headers

content-encoding
gzip
etag
W/"28feccc0-15d9d"
age
2327378
x-cache
HIT, HIT
date
Tue, 10 Dec 2024 04:14:47 GMT
content-type
application/javascript; charset=utf-8
last-modified
Fri, 18 Oct 1991 12:00:00 GMT
x-cache-hits
276383, 331931
x-served-by
cache-lga21931-LGA, cache-ams21037-AMS
vary
Accept-Encoding
cache-control
public, max-age=31536000, stale-while-revalidate=604800
x-timer
S1733804088.517321,VS0,VE0
cross-origin-resource-policy
cross-origin
via
1.1 varnish, 1.1 varnish
accept-ranges
bytes
access-control-allow-origin
*
content-length
30875
server
nginx
paginator3000.css
libgen.li/css/ 		2 KB
1 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://libgen.li/css/paginator3000.css
Requested by
Host: libgen.li
URL: https://libgen.li/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.193.122 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
516f6144fa746e04d0ecf92557dcf60b050a4f55b0a16a7aba2d4430cb147e14

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Referer
https://libgen.li/

Response headers

content-encoding
gzip
cf-cache-status
HIT
etag
W/"528876ca-70d"
age
166853
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=ikGkA3hijmhC4p3E%2BgpfLG5fbkexNyZOkqMXTUahvrm38fSsSf5RfvLekPthGJAXEtpiyEck6oB0cjOZG5WD3M7KLYO4mV7vALFhSgc97uPgsYTgKg0BMEh%2FG%2Fg%3D"}],"group":"cf-nel","max_age":604800}
expires
Sun, 15 Dec 2024 05:53:54 GMT
alt-svc
h3=":443"; ma=86400
server-timing
cfL4;desc="?proto=QUIC&rtt=12469&min_rtt=12201&rtt_var=1048&sent=22&recv=17&lost=0&retrans=0&sent_bytes=12549&recv_bytes=6141&delivery_rate=445447&cwnd=12000&unsent_bytes=0&cid=6477575b8af81a82&ts=224&x=1", cfExtPri, cfHdrFlush;dur=0
date
Tue, 10 Dec 2024 04:14:47 GMT
content-type
text/css
last-modified
Sun, 17 Nov 2013 07:56:58 GMT
vary
Accept-Encoding
priority
u=0,i=?0
cache-control
max-age=604800
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-ray
8efa68fa8dc5fb9d-AMS
server
cloudflare
paginator3000.js
libgen.li/js/ 		12 KB
4 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://libgen.li/js/paginator3000.js
Requested by
Host: libgen.li
URL: https://libgen.li/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.193.122 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
fd97097f4c8a8636686956d117e8db6fcc2b94e8e04be11f96c2fa7e9d79da63

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Referer
https://libgen.li/

Response headers

content-encoding
zstd
cf-cache-status
HIT
etag
W/"51621c5e-2ee4"
age
349054
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=ARNgqdC4OaKBGVYne5XEvBp3E60bwgfYgN%2BPt%2FAfCTQttfEqSTZpgcEYCJvcEPJyAEDfy%2Fh8KOHUE3ermp0Gw7MUSAsxLs0hmwBRN5TUWUujPzIM68OhoP1wdKM%3D"}],"group":"cf-nel","max_age":604800}
expires
Fri, 13 Dec 2024 03:17:13 GMT
alt-svc
h3=":443"; ma=86400
server-timing
cfL4;desc="?proto=QUIC&rtt=12469&min_rtt=12201&rtt_var=1048&sent=25&recv=17&lost=0&retrans=0&sent_bytes=14865&recv_bytes=6141&delivery_rate=445447&cwnd=12000&unsent_bytes=0&cid=6477575b8af81a82&ts=226&x=1", cfExtPri, cfHdrFlush;dur=0
date
Tue, 10 Dec 2024 04:14:47 GMT
content-type
application/javascript
last-modified
Mon, 08 Apr 2013 01:24:46 GMT
vary
Accept-Encoding
priority
u=1,i=?0
cache-control
max-age=604800
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-ray
8efa68fa8dc6fb9d-AMS
server
cloudflare
js
www.googletagmanager.com/gtag/ 		323 KB
108 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.googletagmanager.com/gtag/js?id=G-K76L8NRWEJ
Requested by
Host: libgen.li
URL: https://libgen.li/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
142.250.186.72 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
fra24s05-in-f8.1e100.net
Software
Google Tag Manager /
Resource Hash
95aa74363417128e1c2537fa28e2d66087acccc5cf1dfcb7d4ffea118d4e2d9a
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Referer
https://libgen.li/

Response headers

content-encoding
br
report-to
{"group":"coop_reporting","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/scaffolding/ascgcycc:838:0"}],}
expires
Tue, 10 Dec 2024 04:14:47 GMT
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date
Tue, 10 Dec 2024 04:14:47 GMT
content-type
application/javascript; charset=UTF-8
vary
Accept-Encoding
access-control-allow-headers
Cache-Control
strict-transport-security
max-age=31536000; includeSubDomains
cache-control
private, max-age=900
cross-origin-resource-policy
cross-origin
access-control-allow-credentials
true
content-security-policy-report-only
script-src 'none'; form-action 'none'; frame-src 'none'; report-uri https://csp.withgoogle.com/csp/scaffolding/ascgcycc:838:0
access-control-allow-origin
*
cross-origin-opener-policy-report-only
same-origin; report-to=coop_reporting
content-length
109719
x-xss-protection
0
server
Google Tag Manager
main.js
libgen.li/cdn-cgi/challenge-platform/h/g/scripts/jsd/f9063374b04d/ Frame B4C1
Redirect Chain
  • https://libgen.li/cdn-cgi/challenge-platform/scripts/jsd/main.js
  • https://libgen.li/cdn-cgi/challenge-platform/h/g/scripts/jsd/f9063374b04d/main.js?
9 KB
5 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://libgen.li/cdn-cgi/challenge-platform/h/g/scripts/jsd/f9063374b04d/main.js?
Requested by
Host: libgen.li
URL: https://libgen.li/
Protocol
H3
Server
172.67.193.122 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
2a46df29f149ba583f68a1fc49188327cae65066580e9f5b2927b4395b0a6817
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Referer

Response headers

cache-control
max-age=14400, stale-if-error=10800, stale-while-revalidate=10800, public
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
content-encoding
zstd
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=xgEC%2BsqrdIvKDDDuvaMO5Zci%2BcjAeSfokvTXa%2FEqey938fkrA%2FA49y75A4naLM3rHanHaQYhqVEcn2hgbdC2DLDhccdFbNi2GsQJhLhIGiONyRLSZ8%2FG69RB0eI%3D"}],"group":"cf-nel","max_age":604800}
x-content-type-options
nosniff
cf-ray
8efa68fb6efdfb9d-AMS
alt-svc
h3=":443"; ma=86400
server-timing
cfL4;desc="?proto=QUIC&rtt=16095&min_rtt=12201&rtt_var=3496&sent=32&recv=24&lost=0&retrans=0&sent_bytes=19871&recv_bytes=7071&delivery_rate=41799&cwnd=12000&unsent_bytes=0&cid=6477575b8af81a82&ts=358&x=1", cfExtPri, cfHdrFlush;dur=0
date
Tue, 10 Dec 2024 04:14:47 GMT
content-type
application/javascript; charset=UTF-8
vary
Accept-Encoding
server
cloudflare
priority
u=3,i=?0

Redirect headers

cache-control
max-age=300, stale-if-error=10800, stale-while-revalidate=10800, public
location
/cdn-cgi/challenge-platform/h/g/scripts/jsd/f9063374b04d/main.js?
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=Q%2BaP4hC9YKauZzhCaJPlcHFC1sCpKvnvRQSkgOHgXLlA%2BGK53bcqxfhAUy4I4H6APWFeKGTQ8a2wcCBPzNE3ic%2FW2QHTZ%2FcrqBA5N5XRAYVId6HAOSH%2FGcYocX8%3D"}],"group":"cf-nel","max_age":604800}
cf-ray
8efa68fb4ed4fb9d-AMS
access-control-allow-origin
*
alt-svc
h3=":443"; ma=86400
content-length
0
server-timing
cfL4;desc="?proto=QUIC&rtt=16094&min_rtt=12201&rtt_var=4658&sent=30&recv=23&lost=0&retrans=0&sent_bytes=19129&recv_bytes=6704&delivery_rate=526565&cwnd=12000&unsent_bytes=0&cid=6477575b8af81a82&ts=336&x=1", cfExtPri, cfHdrFlush;dur=0
date
Tue, 10 Dec 2024 04:14:47 GMT
vary
Accept-Encoding
server
cloudflare
priority
u=3,i=?0
8efa68f95c82fb9d
libgen.li/cdn-cgi/challenge-platform/h/g/jsd/r/ Frame B4C1 		0
1 KB 		XHR
General
Check archive.org
Download Go to
Full URL
https://libgen.li/cdn-cgi/challenge-platform/h/g/jsd/r/8efa68f95c82fb9d
Requested by
Host: libgen.li
URL: https://libgen.li/cdn-cgi/challenge-platform/scripts/jsd/main.js
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.193.122 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Content-Type
application/json
Referer

Response headers

nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=SrYIySd7Asg6q2NLpgKs39HA90UvmCR%2F9y50sqPQgXehyibI855Iar8Hrz8zK20vWRpNBUv7x2TUTOnx%2FZG5LcNHTYpT4agA0%2FBCVECgpHCMkGIK3cyDO6If2dg%3D"}],"group":"cf-nel","max_age":604800}
cf-ray
8efa68fbdf78fb9d-AMS
alt-svc
h3=":443"; ma=86400
server-timing
cfL4;desc="?proto=QUIC&rtt=17483&min_rtt=12201&rtt_var=3627&sent=44&recv=42&lost=0&retrans=0&sent_bytes=25000&recv_bytes=24398&delivery_rate=249776&cwnd=12000&unsent_bytes=0&cid=6477575b8af81a82&ts=437&x=1", cfExtPri, cfHdrFlush;dur=0
content-length
0
date
Tue, 10 Dec 2024 04:14:47 GMT
content-type
text/plain; charset=UTF-8
server
cloudflare
priority
u=1,i
collect
region1.google-analytics.com/g/ 		0
0 		Fetch
General
Check archive.org
Download Go to
Full URL
https://region1.google-analytics.com/g/collect?v=2&tid=G-K76L8NRWEJ&gtm=45je4c90v9185076540za200&_p=1733804087545&gcd=13l3l3l2l1l1&npa=1&dma_cps=syphamo&dma=1&tag_exp=101925629~102067555~102067808~102081485&cid=245522222.1733804088&ul=nl-nl&sr=1600x1200&uaa=&uab=&uafvl=&uamb=0&uam=&uap=&uapv=&uaw=0&are=1&frm=0&pscdl=noapi&_s=1&sid=1733804087&sct=1&seg=0&dl=https%3A%2F%2Flibgen.li%2F&dt=Library%20Genesis&en=page_view&_fv=1&_nsi=1&_ss=1&_ee=1&tfd=648
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-K76L8NRWEJ
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
216.239.34.36 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Referer
https://libgen.li/

Response headers

cache-control
no-cache, no-store, must-revalidate
pragma
no-cache
cross-origin-resource-policy
cross-origin
access-control-allow-credentials
true
content-security-policy-report-only
script-src 'none'; form-action 'none'; frame-src 'none'; report-uri https://csp.withgoogle.com/csp/scaffolding/ascnsrsggc:86:0
report-to
{"group":"coop_reporting","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/scaffolding/ascnsrsggc:86:0"}],}
expires
Fri, 01 Jan 1990 00:00:00 GMT
access-control-allow-origin
https://libgen.li
cross-origin-opener-policy-report-only
same-origin; report-to=coop_reporting
content-length
0
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date
Tue, 10 Dec 2024 04:14:47 GMT
content-type
text/plain
server
Golfe2
favicon.ico
libgen.li/img/ 		2 KB
1 KB 		Other
General
Check archive.org
Download Go to
Full URL
https://libgen.li/img/favicon.ico
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.193.122 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
d3910a9bd312389bd76df879ad74c7c5f596b1056f1d86d537b6451738c61390

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Referer
https://libgen.li/

Response headers

content-encoding
zstd
cf-cache-status
HIT
etag
W/"51915376-8be"
age
422187
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=%2F2jEbtW8M4ONt1sLTjR36730TLWoSjawdZZ7gXkXS9R4NXdq%2B5IvInlic8uQlz7WVtdJ0tCIpQur0OK2XedEJOklQPeSR%2FT4hGBmk0h1qW3N8qzBtftW%2FyRzZ5E%3D"}],"group":"cf-nel","max_age":604800}
expires
Thu, 12 Dec 2024 06:58:20 GMT
alt-svc
h3=":443"; ma=86400
server-timing
cfL4;desc="?proto=QUIC&rtt=18443&min_rtt=12201&rtt_var=4640&sent=46&recv=44&lost=0&retrans=0&sent_bytes=26196&recv_bytes=25298&delivery_rate=23383&cwnd=12000&unsent_bytes=0&cid=6477575b8af81a82&ts=504&x=1", cfExtPri, cfHdrFlush;dur=0
date
Tue, 10 Dec 2024 04:14:47 GMT
content-type
image/x-icon
last-modified
Mon, 13 May 2013 20:56:22 GMT
vary
Accept-Encoding
priority
u=1,i
cache-control
max-age=604800
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-ray
8efa68fc4ff8fb9d-AMS
server
cloudflare

Verdicts & Comments Add Verdict or Comment

20 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 function| $ function| jQuery function| Paginator function| getElementsByClassName function| addClass function| removeClass function| replaceClass function| matchClass function| addEvent function| removeEvent function| getPageY function| getPageX function| getMousePosition function| gtag object| dataLayer object| google_tag_manager object| google_tag_data function| onYouTubeIframeAPIReady object| gaGlobal

7 Cookies

Domain/Path Name / Value
libgen.li/ Name: objects
Value: f%7Ce%7Cs%7Ca%7Cp%7Cw
libgen.li/ Name: curtab
Value: f
libgen.li/ Name: columns
Value: a%7Cs%7Ct%7Cp%7Cy%7Ci
libgen.li/ Name: topics
Value: l%7Cf%7Cr%7Ca%7Cm%7Cs%7Cc
.libgen.li/ Name: cf_clearance
Value: 8WDA.eHbZSGGumRiUr1nPGF8b82q2rwFC6dYXhW7dXc-1733804087-1.2.1.1-_Q1NWkcOHunBDeBtIK6gIFJOkjh49Ikf_H9YK6TfJFopohkSvMlUjYagYxqqWj4MYEJVds_Wdub_.Kb1sEdgUzjqfKu.WH53tKu1_5YWx8spOXB3RIZz2rmEf5QENUPNcHYnw7ceBF493ukxDig1UFwWybVh0dt6VhsI0rNl6XpqPmELTFUS0inR9mgms2uWs9Iw5Ds.tzgzPYJYypu8dn3vd3D71weXuSubxa_NEtVTBkyhes7CmnxBcGOCBfgju1SgBRbqY8c4EPC4mZVj1BHyWCPoFf9GZu_ms1fm44j6QIYy1Ul067NqGbPSpoMJHa3pCzZN5dEPUo27k5pdJrwQWx7ZE04LfM2vPclVYtLIpV9shjkvvCuwNYj45NUK
.libgen.li/ Name: _ga
Value: GA1.1.245522222.1733804088
.libgen.li/ Name: _ga_K76L8NRWEJ
Value: GS1.1.1733804087.1.0.1733804087.0.0.0

1 Console Messages

Source Level URL
Text
network error URL: https://libgen.li/
Message:
Failed to load resource: the server responded with a status of 500 ()