Submitted URL: https://z-lib.is/verify-email
Effective URL: https://z-lib.is/login
Submission: On December 18 via api from US — Scanned from IS

Summary

This website contacted 7 IPs in 2 countries across 6 domains to perform 18 HTTP transactions. The main IP is 172.67.68.3, located in United States and belongs to CLOUDFLARENET, US. The main domain is z-lib.is. The Cisco Umbrella rank of the primary domain is 379965.
TLS certificate: Issued by E1 on October 27th 2023. Valid for: 3 months.
This is the only time z-lib.is was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
2 13 172.67.68.3 13335 (CLOUDFLAR...)
1 216.58.206.40 15169 (GOOGLE)
1 3 104.17.3.184 13335 (CLOUDFLAR...)
1 142.250.186.68 15169 (GOOGLE)
2 216.239.32.36 15169 (GOOGLE)
1 142.250.185.67 15169 (GOOGLE)
18 7
Apex Domain
Subdomains
Transfer
13 z-lib.is
z-lib.is — Cisco Umbrella Rank: 379965
831 KB
3 cloudflare.com
challenges.cloudflare.com — Cisco Umbrella Rank: 5770
12 KB
2 google-analytics.com
region1.google-analytics.com — Cisco Umbrella Rank: 2189
303 B
1 gstatic.com
www.gstatic.com
203 KB
1 google.com
www.google.com — Cisco Umbrella Rank: 2
1 KB
1 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 36
88 KB
18 6
Domain Requested by
13 z-lib.is 2 redirects z-lib.is
3 challenges.cloudflare.com 1 redirects z-lib.is
challenges.cloudflare.com
2 region1.google-analytics.com www.googletagmanager.com
1 www.gstatic.com www.google.com
1 www.google.com z-lib.is
1 www.googletagmanager.com z-lib.is
18 6

This site contains no links.

Subject Issuer Validity Valid
z-lib.is
E1
2023-10-27 -
2024-01-25
3 months crt.sh
*.google-analytics.com
GTS CA 1C3
2023-11-20 -
2024-02-12
3 months crt.sh
www.google.com
GTS CA 1C3
2023-11-20 -
2024-02-12
3 months crt.sh
challenges.cloudflare.com
Cloudflare Inc ECC CA-3
2023-08-18 -
2024-08-17
a year crt.sh
*.gstatic.com
GTS CA 1C3
2023-11-20 -
2024-02-12
3 months crt.sh

This page contains 3 frames:

Primary Page: https://z-lib.is/login
Frame ID: 237A03D01EE4F228CADB7F54587645DA
Requests: 16 HTTP requests in this frame

Frame: https://z-lib.is/cdn-cgi/challenge-platform/h/g/scripts/jsd/74bd6362/main.js
Frame ID: 1481AF56225DB5B7B84ABF2988E334E6
Requests: 2 HTTP requests in this frame

Frame: https://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/g/turnstile/if/ov2/av0/rcv0/0/kjuuw/0x4AAAAAAADsratohGL5cwWg/auto/normal
Frame ID: 2EE56F7BE5AFC93E02282CD85C90EF32
Requests: 1 HTTP requests in this frame

Screenshot

Page Title

Z-Library single sign on

Page URL History Show full URLs

  1. https://z-lib.is/verify-email HTTP 302
    https://z-lib.is/login Page URL

Detected technologies

Overall confidence: 100%
Detected patterns

Overall confidence: 100%
Detected patterns
  • googletagmanager\.com/gtag/js

Overall confidence: 100%
Detected patterns
  • <div[^>]+class="g-recaptcha"
  • /recaptcha/api\.js

Page Statistics

18
Requests

89 %
HTTPS

0 %
IPv6

6
Domains

6
Subdomains

7
IPs

2
Countries

1134 kB
Transfer

2339 kB
Size

5
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://z-lib.is/verify-email HTTP 302
    https://z-lib.is/login Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 1
  • https://challenges.cloudflare.com/turnstile/v0/api.js HTTP 302
  • https://challenges.cloudflare.com/turnstile/v0/g/74bd6362/api.js
Request Chain 12
  • https://z-lib.is/cdn-cgi/challenge-platform/scripts/jsd/main.js HTTP 302
  • https://z-lib.is/cdn-cgi/challenge-platform/h/g/scripts/jsd/74bd6362/main.js

18 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request login
z-lib.is/
Redirect Chain
  • https://z-lib.is/verify-email
  • https://z-lib.is/login
10 KB
4 KB
Document
General
Full URL
https://z-lib.is/login
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
172.67.68.3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
804b50df9542438008cf1a9d69d3f8c3dba3014e6e03182dac2aa4c30fa9e624

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36
accept-language
is-IS,is;q=0.9

Response headers

cache-control
no-cache, private max-age=2592000
cf-cache-status
DYNAMIC
cf-ray
837a0819dca75cc1-KEF
content-encoding
br
content-type
text/html; charset=UTF-8
date
Mon, 18 Dec 2023 20:07:22 GMT
expires
Wed, 17 Jan 2024 20:07:21 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=HFd9ifj3%2B%2FWjYW0DhPHB8dLoadYfNjSvaD95dh5QdbK1ypyobaalTetVvDMC88zeH0b8F6sfpk95RRR6XCTiMYTvFRM6qCopkeCD7J4FIT6JGlsc2v8XRSpj"}],"group":"cf-nel","max_age":604800}
server
cloudflare
vary
Accept-Encoding,User-Agent
x-ratelimit-limit
60
x-ratelimit-remaining
59

Redirect headers

cache-control
no-cache, private max-age=2592000
cf-cache-status
DYNAMIC
cf-ray
837a0815eb0d5cc1-KEF
content-type
text/html; charset=UTF-8
date
Mon, 18 Dec 2023 20:07:21 GMT
expires
Wed, 17 Jan 2024 20:07:21 GMT
location
https://z-lib.is/login
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=T3%2BlWQmgztJZHVmPiSnstVFx7xrE42xoI45u%2Fmbf2pB88y1sDRrvUDG5sMkwnjdeWHIpo22uX7EV7VKsWXMsKPY8xwPXAjNoqAl39MLase%2Fcr%2BbSL6kcGlwc"}],"group":"cf-nel","max_age":604800}
server
cloudflare
vary
Accept-Encoding,User-Agent
js
www.googletagmanager.com/gtag/
261 KB
88 KB
Script
General
Full URL
https://www.googletagmanager.com/gtag/js?id=G-MQL5REGQNN
Requested by
Host: z-lib.is
URL: https://z-lib.is/login
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
216.58.206.40 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
mil07s07-in-f8.1e100.net
Software
Google Tag Manager /
Resource Hash
f604de774873fb3759706908a86d63cd05babaa8632bb5648ab2ad79fb745a8d
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

accept-language
is-IS,is;q=0.9
Referer
https://z-lib.is/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36

Response headers

date
Mon, 18 Dec 2023 20:07:22 GMT
content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains
server
Google Tag Manager
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
private, max-age=900
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
access-control-allow-headers
Cache-Control
content-length
89860
x-xss-protection
0
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
expires
Mon, 18 Dec 2023 20:07:22 GMT
api.js
challenges.cloudflare.com/turnstile/v0/g/74bd6362/
Redirect Chain
  • https://challenges.cloudflare.com/turnstile/v0/api.js
  • https://challenges.cloudflare.com/turnstile/v0/g/74bd6362/api.js
34 KB
12 KB
Script
General
Full URL
https://challenges.cloudflare.com/turnstile/v0/g/74bd6362/api.js
Requested by
Host: z-lib.is
URL: https://z-lib.is/login
Protocol
H2
Server
104.17.3.184 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
fd9ac3177195b3d9537e0cf71222057ec70de67715715b570a80287ba78c8d3d

Request headers

accept-language
is-IS,is;q=0.9
Referer
https://z-lib.is/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36

Response headers

date
Mon, 18 Dec 2023 20:07:22 GMT
content-encoding
br
server
cloudflare
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
max-age=31536000
cf-ray
837a081f9dc25cc3-KEF
alt-svc
h3=":443"; ma=86400

Redirect headers

date
Mon, 18 Dec 2023 20:07:22 GMT
server
cloudflare
vary
accept-encoding
location
/turnstile/v0/g/74bd6362/api.js
access-control-allow-origin
*
cache-control
max-age=300, public
cf-ray
837a081ecd7a5cc3-KEF
alt-svc
h3=":443"; ma=86400
global.css
z-lib.is/css/
297 KB
55 KB
Stylesheet
General
Full URL
https://z-lib.is/css/global.css
Requested by
Host: z-lib.is
URL: https://z-lib.is/login
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
172.67.68.3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
86f6f6f709d46c3f4380397b2797b5831b7002af40a5c423e8dc383f26b74862

Request headers

accept-language
is-IS,is;q=0.9
Referer
https://z-lib.is/login
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36

Response headers

date
Mon, 18 Dec 2023 20:07:22 GMT
content-encoding
br
cf-cache-status
HIT
cf-bgj
minify
last-modified
Fri, 31 Mar 2023 11:32:13 GMT
server
cloudflare
age
295123
cf-polished
status=cannot_optimize
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
vary
Accept-Encoding,User-Agent
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=RKqLgS712WibepAa4XUNJOBpBPq2O0XrIjIblBKFKiGhsFOOUIXhPD%2BJq4Ucx23RGvM6VjShbeRGJbw2DquIax4qrv32oACw0n03rVSVv53dKwVZ0%2BqWy67b"}],"group":"cf-nel","max_age":604800}
content-type
text/css
cache-control
max-age=604800
cf-ray
837a081bbd7d5cc1-KEF
expires
Wed, 20 Dec 2023 09:10:25 GMT
global.js
z-lib.is/js/
619 KB
179 KB
Script
General
Full URL
https://z-lib.is/js/global.js
Requested by
Host: z-lib.is
URL: https://z-lib.is/login
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
172.67.68.3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
16b2bc92cdee43d4381b2d18db1f42270dafc88c5a25620f1982ee54b0a3efea

Request headers

accept-language
is-IS,is;q=0.9
Referer
https://z-lib.is/login
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36

Response headers

date
Mon, 18 Dec 2023 20:07:22 GMT
content-encoding
br
cf-cache-status
HIT
cf-bgj
minify
last-modified
Wed, 12 Apr 2023 08:54:48 GMT
server
cloudflare
age
371017
cf-polished
origSize=633616
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
vary
Accept-Encoding,User-Agent
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=yTjXwy03HqGZ9tPaKERPzmVy89httnAZ556u23BxxqcTPotu03TuYDy3PpflkPxWSSCpIPThAKWYsVQqKNbv3f5ARyxU6drvk2qJT3yL8TYnbHYgSqMUPRLI"}],"group":"cf-nel","max_age":604800}
content-type
application/javascript
cache-control
max-age=604800
cf-ray
837a081bbd7f5cc1-KEF
expires
Fri, 15 Dec 2023 09:56:24 GMT
login.css
z-lib.is/css/
18 KB
6 KB
Stylesheet
General
Full URL
https://z-lib.is/css/login.css
Requested by
Host: z-lib.is
URL: https://z-lib.is/login
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
172.67.68.3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
4b1cfeab451ddffd4ee55751f21fe7a93132af22fd71180df0cc6bfc40880bc0

Request headers

accept-language
is-IS,is;q=0.9
Referer
https://z-lib.is/login
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36

Response headers

date
Mon, 18 Dec 2023 20:07:22 GMT
content-encoding
br
cf-cache-status
HIT
cf-bgj
minify
last-modified
Thu, 17 Nov 2022 14:06:50 GMT
server
cloudflare
age
364383
cf-polished
origSize=20787
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
vary
Accept-Encoding,User-Agent
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=vkdX3BM64joo3g96P8R4yYwlMYVu3Bt5MA8N20%2ByjJOddiGXuYHv4DseXFvcIbZCIxDktp28RROfIukLIH4NtppYv9BrwXtPw53LK2eDGJQ2FashhAhAPOr5"}],"group":"cf-nel","max_age":604800}
content-type
text/css
cache-control
max-age=604800
cf-ray
837a081bbd7e5cc1-KEF
expires
Tue, 19 Dec 2023 13:15:25 GMT
logo.png
z-lib.is/img/
8 KB
8 KB
Image
General
Full URL
https://z-lib.is/img/logo.png
Requested by
Host: z-lib.is
URL: https://z-lib.is/login
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
172.67.68.3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
fc7b9886bbbe70975d9d443a02da6efd8cc268e87276df8cbdc0708c0120b60b

Request headers

accept-language
is-IS,is;q=0.9
Referer
https://z-lib.is/login
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36

Response headers

date
Mon, 18 Dec 2023 20:07:22 GMT
cf-cache-status
HIT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
age
199432
cf-polished
origFmt=png, origSize=15342
content-disposition
inline; filename="logo.webp"
content-length
8206
cf-bgj
imgq:85,h2pri
last-modified
Sun, 13 Nov 2022 22:20:04 GMT
server
cloudflare
vary
Accept
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=bd%2Fb00A2XbItWo7QchmHJCn9FJPtKHoHVk9lXTTBwa08YmUCP35%2BbF5tWxCaXYIN0QqAHa3Zn8zDkxUY1vF9edPuuAXxgPgu8Y54DJ0qBbPgduEO75UM%2F3zH"}],"group":"cf-nel","max_age":604800}
content-type
image/webp
cache-control
max-age=604800
accept-ranges
bytes
cf-ray
837a081bbd805cc1-KEF
expires
Thu, 21 Dec 2023 19:35:12 GMT
api.js
www.google.com/recaptcha/
1 KB
1 KB
Script
General
Full URL
https://www.google.com/recaptcha/api.js
Requested by
Host: z-lib.is
URL: https://z-lib.is/login
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
142.250.186.68 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
fra24s05-in-f4.1e100.net
Software
GSE /
Resource Hash
88e197902484d466a5003819017302768f56e57d227e7a6383c7faecd37948a2
Security Headers
Name Value
Content-Security-Policy frame-ancestors 'self'
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

accept-language
is-IS,is;q=0.9
Referer
https://z-lib.is/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36

Response headers

date
Mon, 18 Dec 2023 20:07:23 GMT
content-encoding
gzip
x-content-type-options
nosniff
content-security-policy
frame-ancestors 'self'
server
GSE
x-frame-options
SAMEORIGIN
content-type
text/javascript; charset=utf-8
cache-control
private, max-age=300
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
x-xss-protection
1; mode=block
expires
Mon, 18 Dec 2023 20:07:23 GMT
library-bg1.jpg
z-lib.is/img/
517 KB
518 KB
Image
General
Full URL
https://z-lib.is/img/library-bg1.jpg
Requested by
Host: z-lib.is
URL: https://z-lib.is/css/login.css
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
172.67.68.3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
66abe3dc4c9015fc9cba3dbabdcd6f6cc78639f05ca47bf699cb0618911cedf5

Request headers

accept-language
is-IS,is;q=0.9
Referer
https://z-lib.is/css/login.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36

Response headers

date
Mon, 18 Dec 2023 20:07:22 GMT
cf-cache-status
HIT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
age
180812
cf-polished
qual=85, origFmt=jpeg, origSize=747233
content-disposition
inline; filename="library-bg1.webp"
content-length
529634
cf-bgj
imgq:85,h2pri
last-modified
Thu, 17 Nov 2022 14:06:18 GMT
server
cloudflare
vary
Accept
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=07gPDVuvhKDS5oDTo2sdB86G0z2do66eWtMO0%2BoN04RRdYUwT%2FEgcXEXHytPVZi1wFdRJuYNn26WYh7Wq0YZFqDRfhk%2F79FAr9wIQdKwGG%2FeKfoNp%2FUJVqv8"}],"group":"cf-nel","max_age":604800}
content-type
image/webp
cache-control
max-age=604800
accept-ranges
bytes
cf-ray
837a081e3e9f5cc1-KEF
expires
Wed, 20 Dec 2023 15:53:15 GMT
truncated
/
2 KB
0
Image
General
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
69fe2af2f836d84e351b7ac785fc4bcbc97f8b4afefa7891e8e493fad83aef46

Request headers

accept-language
is-IS,is;q=0.9
Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36

Response headers

Content-Type
image/svg+xml
Stolzl-Regular.woff2
z-lib.is/resources/fonts/
23 KB
23 KB
Font
General
Full URL
https://z-lib.is/resources/fonts/Stolzl-Regular.woff2
Requested by
Host: z-lib.is
URL: https://z-lib.is/css/global.css
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
172.67.68.3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
7b5f6f5f53116c0decc5061d3fb42337e15968e6b260d883fae3a323be95f884

Request headers

Referer
https://z-lib.is/css/global.css
Origin
https://z-lib.is
accept-language
is-IS,is;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36

Response headers

date
Mon, 18 Dec 2023 20:07:22 GMT
cf-cache-status
HIT
last-modified
Thu, 17 Nov 2022 14:47:36 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
age
282116
vary
Accept-Encoding,User-Agent
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=aujA7P%2Fc0nXSoS%2FE34I4ChYuxY234ZKLv282BmK77SvN%2BJzxVID%2BNHzxFpb5c4YB3fhJ8X88zU3bo3ymU5zH3OYrq3Zr02fJx85UAamN%2B3kMsQHIvWqvJI3n"}],"group":"cf-nel","max_age":604800}
content-type
font/woff2
cache-control
max-age=604800
cf-ray
837a081e3ea15cc1-KEF
expires
Tue, 19 Dec 2023 14:19:58 GMT
Stolzl-Book.woff2
z-lib.is/resources/fonts/
23 KB
23 KB
Font
General
Full URL
https://z-lib.is/resources/fonts/Stolzl-Book.woff2
Requested by
Host: z-lib.is
URL: https://z-lib.is/css/global.css
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
172.67.68.3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
57aea9036fd63c824bf076bf02350617ddf12d4dee0b6b69ac1ec57657125b86

Request headers

Referer
https://z-lib.is/css/global.css
Origin
https://z-lib.is
accept-language
is-IS,is;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36

Response headers

date
Mon, 18 Dec 2023 20:07:22 GMT
cf-cache-status
HIT
last-modified
Sun, 13 Nov 2022 23:30:28 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
age
360826
vary
Accept-Encoding,User-Agent
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=9tPQUeVVhMvibPZYlwlt4YDaCr2TvF9Gv3WCc52EQRJhyhlsMb9SfqS0ZnSn7WpR9A4m%2BNAdJzi2dL%2FE%2BaLMM0Os5Nxu7ze1KpNuCV0e0eXetpM2t2bxyXKR"}],"group":"cf-nel","max_age":604800}
content-type
font/woff2
cache-control
max-age=604800
cf-ray
837a081e3ea25cc1-KEF
expires
Tue, 19 Dec 2023 09:32:12 GMT
zlibicons.ttf
z-lib.is/resources/fonts/
14 KB
9 KB
Font
General
Full URL
https://z-lib.is/resources/fonts/zlibicons.ttf?cn0bso
Requested by
Host: z-lib.is
URL: https://z-lib.is/css/global.css
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
172.67.68.3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
77cd085b932d0cfe5f82512f59fb43b28855a511d1417c9debce1b5c1cd4f509

Request headers

Referer
https://z-lib.is/css/global.css
Origin
https://z-lib.is
accept-language
is-IS,is;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36

Response headers

date
Mon, 18 Dec 2023 20:07:22 GMT
content-encoding
br
cf-cache-status
HIT
last-modified
Sun, 13 Nov 2022 23:30:44 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
age
295122
vary
Accept-Encoding,User-Agent
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=Xa3vjI3E6BXUo4ecTyKkBVdY0P5X7c%2BfYHgZkJWg2%2Ba9Heb2FuTBUEiH2t%2BSQP1y2stJ72OygVVb%2FJsHjYXgJgpGfvqCUUtfQtc0cNzQREmqqJhIXmDAw1BG"}],"group":"cf-nel","max_age":604800}
content-type
font/ttf
cache-control
max-age=604800
cf-ray
837a081e3ea45cc1-KEF
expires
Thu, 21 Dec 2023 09:52:48 GMT
main.js
z-lib.is/cdn-cgi/challenge-platform/h/g/scripts/jsd/74bd6362/ Frame 1481
Redirect Chain
  • https://z-lib.is/cdn-cgi/challenge-platform/scripts/jsd/main.js
  • https://z-lib.is/cdn-cgi/challenge-platform/h/g/scripts/jsd/74bd6362/main.js
7 KB
4 KB
Script
General
Full URL
https://z-lib.is/cdn-cgi/challenge-platform/h/g/scripts/jsd/74bd6362/main.js
Requested by
Host: z-lib.is
URL: https://z-lib.is/login
Protocol
H2
Server
172.67.68.3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
036af0c7f82cef56838cd431ddb52d4d4ae4259348bae6d3b5d5249b57213a83
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

accept-language
is-IS,is;q=0.9
Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36

Response headers

date
Mon, 18 Dec 2023 20:07:22 GMT
content-encoding
br
x-content-type-options
nosniff
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
vary
accept-encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=x%2Be0khOS2yLX4TAV2tzu75xhYwA6AYtX2Tn8WX37VCcr9xI0zjq0Y2A%2Ftsrsm8KQvcpm0ffzMfI40BQdUob8YCbttpPlPpRZtJ9zL54PpzlK7EWIxUaWusWy"}],"group":"cf-nel","max_age":604800}
content-type
application/javascript; charset=UTF-8
cache-control
max-age=14400, public
cf-ray
837a081f1ee95cc1-KEF

Redirect headers

date
Mon, 18 Dec 2023 20:07:22 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
vary
accept-encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=vnQ9971JO6Drx6b5gyaJY30d9pbZbeQrjEZytAgu7DfyCOE%2BW%2FokqGnitAnX7ozf3uNBKfocrz7Sd%2B3TlNNxLdAfxdbG38P9P09OlnxQcSENBEwGqw2sdcKj"}],"group":"cf-nel","max_age":604800}
access-control-allow-origin
*
location
/cdn-cgi/challenge-platform/h/g/scripts/jsd/74bd6362/main.js
cache-control
max-age=300, public
cf-ray
837a081e5eaf5cc1-KEF
collect
region1.google-analytics.com/g/
0
249 B
Ping
General
Full URL
https://region1.google-analytics.com/g/collect?v=2&tid=G-MQL5REGQNN&gtm=45je3bt0v896421635&_p=1702930042185&gcd=11l1l1l1l1&dma_cps=sypham&dma=1&cid=80655749.1702930043&ul=en-us&sr=1600x1200&uaa=&uab=&uafvl=&uamb=0&uam=&uap=&uapv=&uaw=0&_s=1&sid=1702930042&sct=1&seg=0&dl=https%3A%2F%2Fz-lib.is%2Flogin&dt=Z-Library%20single%20sign%20on&en=page_view&_fv=1&_nsi=1&_ss=1&_ee=1&tfd=1963
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-MQL5REGQNN
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
216.239.32.36 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language
is-IS,is;q=0.9
Referer
https://z-lib.is/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36

Response headers

pragma
no-cache
date
Mon, 18 Dec 2023 20:07:23 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://z-lib.is
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
content-length
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
837a0819dca75cc1
z-lib.is/cdn-cgi/challenge-platform/h/g/jsd/r/ Frame 1481
0
512 B
XHR
General
Full URL
https://z-lib.is/cdn-cgi/challenge-platform/h/g/jsd/r/837a0819dca75cc1
Requested by
Host: z-lib.is
URL: https://z-lib.is/cdn-cgi/challenge-platform/scripts/jsd/main.js
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
172.67.68.3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Referer
accept-language
is-IS,is;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36
Content-Type
application/json

Response headers

date
Mon, 18 Dec 2023 20:07:23 GMT
content-encoding
br
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
cf-ray
837a08205f5b5cc1-KEF
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=JWGZ9IRZzZtbx%2F23Poktb9YNKi06f2Mnqk2ItG1M7cghIyivEfIkUsy8cZ0rmXTYLkUuSZD8uwfvZuGaWRI44lVpPaBLTR10I8VEtNVrSVealDP7uREPzQqA"}],"group":"cf-nel","max_age":604800}
content-type
text/plain; charset=UTF-8
normal
challenges.cloudflare.com/cdn-cgi/challenge-platform/h/g/turnstile/if/ov2/av0/rcv0/0/kjuuw/0x4AAAAAAADsratohGL5cwWg/auto/ Frame 2EE5
0
0
Document
General
Full URL
https://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/g/turnstile/if/ov2/av0/rcv0/0/kjuuw/0x4AAAAAAADsratohGL5cwWg/auto/normal
Requested by
Host: challenges.cloudflare.com
URL: https://challenges.cloudflare.com/turnstile/v0/api.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.17.3.184 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
Security Headers
Name Value
Content-Security-Policy frame-src https://challenges.cloudflare.com/ blob:; base-uri 'self'

Request headers

Referer
https://z-lib.is/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36
accept-language
is-IS,is;q=0.9

Response headers

alt-svc
h3=":443"; ma=86400
cache-control
private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
cf-ray
837a08207e145cc3-KEF
content-encoding
br
content-security-policy
frame-src https://challenges.cloudflare.com/ blob:; base-uri 'self'
content-type
text/html; charset=UTF-8
cross-origin-embedder-policy
require-corp
cross-origin-opener-policy
same-origin
cross-origin-resource-policy
cross-origin
date
Mon, 18 Dec 2023 20:07:22 GMT
document-policy
js-profiling
origin-agent-cluster
?1
permissions-policy
accelerometer=(),autoplay=(),browsing-topics=(),camera=(),clipboard-read=(),clipboard-write=(),geolocation=(),gyroscope=(),hid=(),interest-cohort=(),magnetometer=(),microphone=(),payment=(),publickey-credentials-get=(),screen-wake-lock=(),serial=(),sync-xhr=(),usb=()
referrer-policy
same-origin
server
cloudflare
recaptcha__is.js
www.gstatic.com/recaptcha/releases/u-xcq3POCWFlCr3x8_IPxgPu/
506 KB
203 KB
Script
General
Full URL
https://www.gstatic.com/recaptcha/releases/u-xcq3POCWFlCr3x8_IPxgPu/recaptcha__is.js
Requested by
Host: www.google.com
URL: https://www.google.com/recaptcha/api.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
142.250.185.67 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
fra16s48-in-f3.1e100.net
Software
sffe /
Resource Hash
306b8a7fea14c72e78a61924428dddb36d5d2667f79653358535fb4389fd2774
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://z-lib.is/
Origin
https://z-lib.is
accept-language
is-IS,is;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36

Response headers

date
Tue, 12 Dec 2023 08:58:17 GMT
content-encoding
gzip
x-content-type-options
nosniff
age
558546
content-security-policy-report-only
require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/recaptcha
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
207346
x-xss-protection
0
last-modified
Mon, 11 Dec 2023 05:01:12 GMT
server
sffe
cross-origin-opener-policy
same-origin-allow-popups; report-to="recaptcha"
vary
Accept-Encoding
report-to
{"group":"recaptcha","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/recaptcha"}]}
content-type
text/javascript
access-control-allow-origin
*
cache-control
public, max-age=31536000
accept-ranges
bytes
expires
Wed, 11 Dec 2024 08:58:17 GMT
collect
region1.google-analytics.com/g/
0
54 B
Ping
General
Full URL
https://region1.google-analytics.com/g/collect?v=2&tid=G-MQL5REGQNN&gtm=45je3bt0v896421635&_p=1702930042185&gcd=11l1l1l1l1&dma_cps=sypham&dma=1&cid=80655749.1702930043&ul=en-us&sr=1600x1200&uaa=&uab=&uafvl=&uamb=0&uam=&uap=&uapv=&uaw=0&_eu=AEA&_s=2&sid=1702930042&sct=1&seg=0&dl=https%3A%2F%2Fz-lib.is%2Flogin&dt=Z-Library%20single%20sign%20on&en=scroll&epn.percent_scrolled=90&_et=7&tfd=6971
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-MQL5REGQNN
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
216.239.32.36 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language
is-IS,is;q=0.9
Referer
https://z-lib.is/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.109 Safari/537.36

Response headers

pragma
no-cache
date
Mon, 18 Dec 2023 20:07:27 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://z-lib.is
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
content-length
0
expires
Fri, 01 Jan 1990 00:00:00 GMT

Verdicts & Comments Add Verdict or Comment

83 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| 1 object| documentPictureInPicture function| gtag object| dataLayer function| PARSEIT_UC function| __assign object| defaults function| Spinner function| css function| getColor function| drawLines function| parseBoxShadow function| normalizeShadow function| convertOffset function| MD5 object| _0x5466 function| _0x2c7e function| _0x371adf function| ProxyChecker function| DomainsCheckerByParts function| DomainsChecker function| checkInternetConnection function| noDomainAvailableLog function| getDomainStatusesFromCookie function| saveDomainStatusToCookie function| clearDomainsStatuses object| Utf8 function| setCookie function| removeCookie function| getCookie function| redirectWithCounting function| updateQueryStringParam function| makeBookCover function| makeBookWithoutCover function| getBookCoverColorsById function| getShortDomain function| initCategoriesFilter function| stripEmodji function| isValidInputString function| isTouchDevice function| rawurlencode function| makeModal function| subByWordsHTML function| updateDescriptionLength function| hideBanner function| getCurrentUserId function| getTelegramBindingStatusFromLocalStorage function| setTelegramBindingStatusToLocalStorage function| doLoadTelegramBindingStatus function| generateTelegramHash function| createTelegramConnectModal function| openTelegramApp function| checkTelegramUserBinding function| updateTelegramBindingStatus function| loadTelegramBotName function| changeTelegramDivDisplay function| removeTelegramUserBinding function| centerModal function| clearSearchButtonToggle function| clearSearchButtonEvents function| show function| hide function| $ function| jQuery function| _ object| i18next function| i18nextHttpBackend object| Handlebars function| Dexie object| ellipsed function| SimpleBar function| enableSubmit object| google_tag_manager object| google_tag_data function| onYouTubeIframeAPIReady object| gaGlobal object| turnstile object| ___grecaptcha_cfg object| grecaptcha string| __recaptcha_api boolean| __google_recaptcha_client object| recaptcha

5 Cookies

Domain/Path Name / Value
z-lib.is/ Name: XSRF-TOKEN
Value: eyJpdiI6IkwxTExTWmsvT2Q2OVdMa0F6ME9oYXc9PSIsInZhbHVlIjoieGJnaHNpaUNGeXYzY1h3MFZPVVo1WVpqVDVhVTlsUDBqY3d0QzBjNHQyVGc5Yk1XM3dKR1E5OUJXaGtqVDI4RVArODdDM0tveFBwUzFURmk3SEREOWJLVjBySTBMMXFFWmsrNHhrR1IwMEUzb0VrWGpmcklYTHN3OWozWVk3V3MiLCJtYWMiOiI4YWUyZDUxZTM5YjU3Mzg2MDQ0ODE0YzlhMTNhNTczMDNlY2RiMzc2ZGUyMTA1ODUyN2FjNmZlNTk1MWQwMzEwIiwidGFnIjoiIn0%3D
z-lib.is/ Name: z_lib_session
Value: eyJpdiI6InNwb0tsbktqNnJWdENxMWNkcldMbmc9PSIsInZhbHVlIjoieFB3T3ZSWDg1Yk5PRTIwaUJDVW9CdHB5ZDM5RllHV2hwbURrakZEZ2lNVkZYRGpXQlZxbDAvTGVDaXBmT0ZRZXpFeFkvcDFBSk16VFJtMDdSQlJScTMvRnVQRktpYjBRTTR6YUxYODRGNkRCdnNJSDIzcUVuNFZoUmVoRXk3eDMiLCJtYWMiOiI5N2VjMjFmMTcyMWI4M2YxMzUwNWQ2Nzc1YWVjOTE5YzAxMDhiZGY0YjlkMzM5NjlmNjlmNDJiOTY0ZjAxZDJkIiwidGFnIjoiIn0%3D
.z-lib.is/ Name: _ga
Value: GA1.1.80655749.1702930043
.z-lib.is/ Name: _ga_MQL5REGQNN
Value: GS1.1.1702930042.1.0.1702930042.0.0.0
.z-lib.is/ Name: cf_clearance
Value: W_hn9loV2R0Zbu16r4l47PaHJbbNjfMsZ56LRri2AWw-1702930043-0-1-b6f879e6.6df3288.e1f92606-0.2.1702930043