captcha.kla21.cc Open in urlscan Pro
2a06:98c1:3120::3 Public Scan

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Submitted URL:
https://23kraken.cc/
Effective URL:
https://captcha.kla21.cc/
Submission: On December 23 via automatic, source certstream-suspicious (December 23rd 2024, 6:32:45 pm UTC) — Scanned from DK

Summary HTTP 14 Redirects Behaviour Indicators

Summary

This website contacted 4 IPs in 2 countries across 4 domains to perform 14 HTTP transactions. The main IP is 2a06:98c1:3120::3, located in United States and belongs to CLOUDFLARENET, US. The main domain is captcha.kla21.cc.
TLS certificate: Issued by WE1 on December 23rd 2024. Valid for: 3 months.

This is the only time captcha.kla21.cc was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
1 1	2606:4700:303... 2606:4700:3033::ac43:c22a	13335 (CLOUDFLAR...) (CLOUDFLARENET)
3 14	2a06:98c1:312... 2a06:98c1:3120::3	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	2a00:1450:400... 2a00:1450:4001:808::200a	15169 (GOOGLE) (GOOGLE)
2	2a00:1450:400... 2a00:1450:4001:827::2003	15169 (GOOGLE) (GOOGLE)
14	4

1 2606:4700:3033::ac43:c22a (United States) 1 redirects

ASN13335 (CLOUDFLARENET, US)

23kraken.cc	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

14 2a06:98c1:3120::3 (United States) 3 redirects

ASN13335 (CLOUDFLARENET, US)

kla21.cc	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
captcha.kla21.cc	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:808::200a (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

fonts.googleapis.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:827::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

fonts.gstatic.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
14	kla21.cc 3 redirects kla21.cc captcha.kla21.cc	32 KB
2	gstatic.com fonts.gstatic.com	66 KB
1	googleapis.com fonts.googleapis.com — Cisco Umbrella Rank: 29	1 KB
1	23kraken.cc 1 redirects 23kraken.cc	726 B
14	4

	Domain	Requested by
8	captcha.kla21.cc	1 redirects kla21.cc captcha.kla21.cc
6	kla21.cc	2 redirects kla21.cc
2	fonts.gstatic.com	fonts.googleapis.com
1	fonts.googleapis.com	captcha.kla21.cc
1	23kraken.cc	1 redirects
14	5

This site contains no links.

Subject Issuer	Validity	Valid
kla21.cc WE1	`2024-12-23` - `2025-03-23`	3 months	crt.sh
upload.video.google.com WR2	`2024-12-02` - `2025-02-24`	3 months	crt.sh
*.gstatic.com WR2	`2024-12-02` - `2025-02-24`	3 months	crt.sh

This page contains 1 frames:

Primary Page: https://captcha.kla21.cc/
Frame ID: 37082E5248BC27FA77B1144F320AA96C
Requests: 15 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

Captcha

Page URL History Show full URLs

https://23kraken.cc/ HTTP 302
https://kla21.cc/ Page URL
https://kla21.cc/ HTTP 302
https://kla21.cc/ HTTP 302
https://captcha.kla21.cc/ Page URL
https://captcha.kla21.cc/ HTTP 302
https://captcha.kla21.cc/ Page URL

Detected technologies

Google Font API (Font Scripts) Expand

Overall confidence: 100%
Detected patterns

<link[^>]* href=[^>]+fonts\.(?:googleapis|google)\.com

Page Statistics

14
Requests

100 %
HTTPS

100 %
IPv6

4
Domains

5
Subdomains

4
IPs

2
Countries

96 kB
Transfer

136 kB
Size

15
Cookies

0 Outgoing links

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

Page URL History

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

https://23kraken.cc/ HTTP 302
https://kla21.cc/ Page URL
https://kla21.cc/ HTTP 302
https://kla21.cc/ HTTP 302
https://captcha.kla21.cc/ Page URL
https://captcha.kla21.cc/ HTTP 302
https://captcha.kla21.cc/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 0

https://23kraken.cc/ HTTP 302
https://kla21.cc/

Request Chain 4

https://kla21.cc/ HTTP 302
https://kla21.cc/ HTTP 302
https://captcha.kla21.cc/

14 HTTP transactions
1 data transactions

Method
Protocol Status Resource
Path Size
x-fer Time
Latency Type
MIME-Type IP
Location

GET
H3

200

/ Show response
kla21.cc/
Redirect Chain

https://23kraken.cc/
https://kla21.cc/

718 B
1 KB

147ms
95ms

Document
text/html

2a06:98c1:3120::3
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://kla21.cc/
Protocol: H3
Security: QUIC, , AES_128_GCM
Server: 2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: 85018d7c7027dc4181e0fee07d363010e8862c44a4e0968021bf3be8d6d6c216

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: 8f6a6f837dbdabe6-CPH
content-encoding: zstd
content-type: text/html; charset=UTF-8
date: Mon, 23 Dec 2024 18:32:40 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=DYnhdftCPHWoUengBt39hyZ1fbhJZ1Spw5MhAvBOjduOqS2FlSKrXNA7vsRiBxyfjjcAuaZ8kzZHTEDnOf%2B3mx6vOaTG1q84M%2FB1TuHh9ktNsEPyXbrh9ppHAT5J0IzAuKkaxi%2Bcow%3D%3D"}],"group":"cf-nel","max_age":604800}
server: cloudflare
server-timing: cfL4;desc="?proto=QUIC&rtt=35749&min_rtt=34952&rtt_var=8777&sent=11&recv=9&lost=0&retrans=0&sent_bytes=4143&recv_bytes=4377&delivery_rate=15505&cwnd=12000&unsent_bytes=0&cid=91d28a4b9f768d8d&ts=94&x=1" cfExtPri cfHdrFlush;dur=0
vary: Accept-Encoding

Redirect headers

access-control-allow-origin: *
alt-svc: h3=":443"; ma=86400
cf-cache-status: DYNAMIC
cf-ray: 8f6a6f7d99e692c7-CPH
content-type: text/html; charset=UTF-8
date: Mon, 23 Dec 2024 18:32:40 GMT
location: https://Kla21.cc
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=jP5ySfXTq7r%2BUPi0rE34hQY2V0w95GiL0SE7vOnMpz03gRKgGUaTfj6lVS58rV2E5hxLaii8My3Lvqc3a7uyfqunNp2GQ%2FusIxTABKSrTOhmQ3BR4Gd1XCzVoZKfOe11wqVt0gBMKEfHYw%3D%3D"}],"group":"cf-nel","max_age":604800}
server: cloudflare
server-timing: cfL4;desc="?proto=QUIC&rtt=30567&min_rtt=30370&rtt_var=4894&sent=12&recv=10&lost=0&retrans=0&sent_bytes=4171&recv_bytes=4419&delivery_rate=503&cwnd=12000&unsent_bytes=0&cid=0aaf8559246ebf9c&ts=886&x=1" cfExtPri cfHdrFlush;dur=0

GET
H3 200 connect.min.js Show response
kla21.cc/js/ 11 KB
4 KB 48ms
48ms Script
text/javascript 2a06:98c1:3120::3
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://kla21.cc/js/connect.min.js?1
Requested by: Host: kla21.cc
URL: https://kla21.cc/
Protocol: H3
Security: QUIC, , AES_128_GCM
Server: 2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: 9fa0fd5b129cc1062500cf31c6be66f6617d829c3e4ccf0dc7cdba46f992632e

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://kla21.cc/

Response headers

content-encoding: gzip
cf-cache-status: HIT
etag: "2c0a-629b20f102754-gzip"
age: 594
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=GeTiTur4HMSSTSbOS3IO4x4ZmA4eyiBy%2F1%2F7Ek%2BOgjKpl7aQAXi9lgSAQSe9gn4S6%2BDolZIUmJFpAKGmN0pbHbyHsZtPBWbYarY1BihQK7C%2BF7Ybzb5BztIndAmA9VGTFhL2Wsk6CA%3D%3D"}],"group":"cf-nel","max_age":604800}
alt-svc: h3=":443"; ma=86400
server-timing: cfL4;desc="?proto=QUIC&rtt=40214&min_rtt=34952&rtt_var=12676&sent=14&recv=11&lost=0&retrans=0&sent_bytes=5622&recv_bytes=4802&delivery_rate=27049&cwnd=12000&unsent_bytes=0&cid=91d28a4b9f768d8d&ts=150&x=1", cfExtPri, cfHdrFlush;dur=0
date: Mon, 23 Dec 2024 18:32:40 GMT
content-type: text/javascript
last-modified: Fri, 20 Dec 2024 11:36:33 GMT
vary: Accept-Encoding
priority: u=1,i=?0
cache-control: max-age=14400
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-ray: 8f6a6f841e28abe6-CPH
accept-ranges: bytes
content-length: 2923
server: cloudflare

GET
H3 200 take_server.php
kla21.cc/modules/onion_servers/ 0
708 B 65ms
65ms XHR
text/html 2a06:98c1:3120::3
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://kla21.cc/modules/onion_servers/take_server.php
Requested by: Host: kla21.cc
URL: https://kla21.cc/js/connect.min.js?1
Protocol: H3
Security: QUIC, , AES_128_GCM
Server: 2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
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
X-Requested-With: XMLHttpRequest

Response headers

nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
content-encoding: zstd
cf-cache-status: DYNAMIC
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=K38yz9DysU%2Bxr2sMCzoEzJdENiJ8YbwCTLL529KZn12YZnLb47LC7psZ9EgdBgQSHAzQCQ8bly2AnIIFfc%2Bxu4Bn8yEa6RTLnEDEQ1I4Q2oz4OPNdjkqDtZg5C2ydFn1uopePf0aMA%3D%3D"}],"group":"cf-nel","max_age":604800}
cf-ray: 8f6a6f846e6aabe6-CPH
alt-svc: h3=":443"; ma=86400
server-timing: cfL4;desc="?proto=QUIC&rtt=41817&min_rtt=34952&rtt_var=9910&sent=22&recv=15&lost=0&retrans=0&sent_bytes=10756&recv_bytes=5777&delivery_rate=79191&cwnd=12000&unsent_bytes=0&cid=91d28a4b9f768d8d&ts=223&x=1", cfExtPri, cfHdrFlush;dur=0
date: Mon, 23 Dec 2024 18:32:40 GMT
content-type: text/html; charset=UTF-8
server: cloudflare
priority: u=1,i

GET
H3 200 favicon.ico
kla21.cc/ 598 B
1 KB 48ms
48ms Other
image/vnd.microsoft.icon 2a06:98c1:3120::3
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://kla21.cc/favicon.ico
Protocol: H3
Security: QUIC, , AES_128_GCM
Server: 2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: 4f0b7e5217318eedc1b42ca1ce5e128c649c97082912f1d800eec1325207ad96

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

content-encoding: zstd
cf-cache-status: HIT
etag: W/"256-629b20e32a691"
age: 64
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=g%2BJsm6Zat8sLhge4P3dYP2OabCPD1KnHr97U18vkl%2FmpNskzEgebiKusXQk4DQQAJ%2ByzziFZgWWLXsSxpaumyV8E4v5ha9yPmDq9g9myzOuCBTXzcpswmRz9LOUKHmB2UbBOWCjJpA%3D%3D"}],"group":"cf-nel","max_age":604800}
alt-svc: h3=":443"; ma=86400
server-timing: cfL4;desc="?proto=QUIC&rtt=41817&min_rtt=34952&rtt_var=9910&sent=20&recv=15&lost=0&retrans=0&sent_bytes=9395&recv_bytes=5777&delivery_rate=79191&cwnd=12000&unsent_bytes=0&cid=91d28a4b9f768d8d&ts=208&x=1", cfExtPri, cfHdrFlush;dur=0
date: Mon, 23 Dec 2024 18:32:40 GMT
content-type: image/vnd.microsoft.icon
last-modified: Fri, 20 Dec 2024 11:36:19 GMT
vary: Accept-Encoding
priority: u=1,i
cache-control: max-age=14400
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-ray: 8f6a6f846e6fabe6-CPH
server: cloudflare

GET
H3

200

/ Show response
captcha.kla21.cc/
Redirect Chain

https://kla21.cc/
https://kla21.cc/
https://captcha.kla21.cc/

718 B
1 KB

89ms
78ms

Document
text/html

2a06:98c1:3120::3
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://captcha.kla21.cc/
Requested by: Host: kla21.cc
URL: https://kla21.cc/js/connect.min.js?1
Protocol: H3
Security: QUIC, , AES_128_GCM
Server: 2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: 85018d7c7027dc4181e0fee07d363010e8862c44a4e0968021bf3be8d6d6c216

Request headers

Referer: https://kla21.cc/
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: 8f6a6f85afb9abe6-CPH
content-encoding: zstd
content-type: text/html; charset=UTF-8
date: Mon, 23 Dec 2024 18:32:40 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=jdvq9YNEyoyMp0D1VOl8E8qy7WZNx%2Fm0K8XSnDtuQ%2BA%2BMx3voBDcp0w%2Fpe5zSZGNh1igcClImrJ%2BH7Eyi0H6n%2BAOZ7%2B0P7f4%2BfD3bFtC0Z0LJd2WDH8ofKJUvip3fPpFqIj%2F8VbYekglaY1iFeyd"}],"group":"cf-nel","max_age":604800}
server: cloudflare
server-timing: cfL4;desc="?proto=QUIC&rtt=48178&min_rtt=34952&rtt_var=11867&sent=28&recv=19&lost=0&retrans=0&sent_bytes=13016&recv_bytes=7245&delivery_rate=9582&cwnd=12000&unsent_bytes=0&cid=91d28a4b9f768d8d&ts=437&x=1" cfExtPri cfHdrFlush;dur=0
vary: Accept-Encoding

Redirect headers

alt-svc: h3=":443"; ma=86400
cf-cache-status: DYNAMIC
cf-ray: 8f6a6f853f3cabe6-CPH
content-type: text/html; charset=UTF-8
date: Mon, 23 Dec 2024 18:32:40 GMT
location: https://captcha.kla21.cc
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=oqK2AS5RM04kGTrrG%2FidTxDPVpLFWbo8P46Xt%2F7atXwQ1wlsQ%2BmikI9ekDpQO%2FjdWAp%2BL6%2FxNhm3mRTrFRmP4J4XqquAjzTGY8f2Cb6PTVXgP2Zk4KGzgr5xQQlngCpZ9K9d6mDP3Q%3D%3D"}],"group":"cf-nel","max_age":604800}
server: cloudflare
server-timing: cfL4;desc="?proto=QUIC&rtt=46743&min_rtt=34952&rtt_var=11995&sent=26&recv=18&lost=0&retrans=0&sent_bytes=12317&recv_bytes=6869&delivery_rate=13491&cwnd=12000&unsent_bytes=0&cid=91d28a4b9f768d8d&ts=348&x=1" cfExtPri cfHdrFlush;dur=0

GET
H3 200 connect.min.js Show response
captcha.kla21.cc/js/ 11 KB
4 KB 40ms
40ms Script
text/javascript 2a06:98c1:3120::3
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://captcha.kla21.cc/js/connect.min.js?1
Requested by: Host: captcha.kla21.cc
URL: https://captcha.kla21.cc/
Protocol: H3
Security: QUIC, , AES_128_GCM
Server: 2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: 9fa0fd5b129cc1062500cf31c6be66f6617d829c3e4ccf0dc7cdba46f992632e

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://captcha.kla21.cc/

Response headers

content-encoding: gzip
cf-cache-status: HIT
etag: "2c0a-629b20f102754-gzip"
age: 594
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=sgH0tKrez1afvpKj10mlneht%2FeP5WMyZLazlmdGh3iPEk11GxGftBQ7m6%2FV9vYAcrzcrfpCvaU3slhz4Xji3iBV74mY%2FQkZVoIVezq3bS3j%2Fu%2F7TH6lMqn925yOxshkHSTAHqoGp3mxYERHwmHwU"}],"group":"cf-nel","max_age":604800}
alt-svc: h3=":443"; ma=86400
server-timing: cfL4;desc="?proto=QUIC&rtt=46162&min_rtt=32046&rtt_var=12933&sent=31&recv=21&lost=0&retrans=0&sent_bytes=14473&recv_bytes=7676&delivery_rate=18655&cwnd=12000&unsent_bytes=0&cid=91d28a4b9f768d8d&ts=480&x=1", cfExtPri, cfHdrFlush;dur=0
date: Mon, 23 Dec 2024 18:32:40 GMT
content-type: text/javascript
last-modified: Fri, 20 Dec 2024 11:36:33 GMT
vary: Accept-Encoding
priority: u=1,i=?0
cache-control: max-age=14400
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-ray: 8f6a6f86282dabe6-CPH
accept-ranges: bytes
content-length: 2923
server: cloudflare

GET
H3 200 take_server.php
captcha.kla21.cc/modules/onion_servers/ 0
720 B 61ms
61ms XHR
text/html 2a06:98c1:3120::3
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://captcha.kla21.cc/modules/onion_servers/take_server.php
Requested by: Host: captcha.kla21.cc
URL: https://captcha.kla21.cc/js/connect.min.js?1
Protocol: H3
Security: QUIC, , AES_128_GCM
Server: 2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
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
X-Requested-With: XMLHttpRequest

Response headers

nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
content-encoding: zstd
cf-cache-status: DYNAMIC
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=SkPBBrWBx9XwQs%2FyEamy3ennE40dtPu%2FwoNXNl7ficzKvI7MVb%2BSK3ZG2meb%2FUIP3avg8%2FpIX0pd8JDQArZyt2Qu58M9LUwoe8tVZl9KUD2bV99h8sIh0aJ7xnULRrPyfSj%2BHWWy1N%2F7hHZIxTpq"}],"group":"cf-nel","max_age":604800}
cf-ray: 8f6a6f866862abe6-CPH
alt-svc: h3=":443"; ma=86400
server-timing: cfL4;desc="?proto=QUIC&rtt=42653&min_rtt=31180&rtt_var=13356&sent=38&recv=25&lost=0&retrans=0&sent_bytes=19587&recv_bytes=8661&delivery_rate=50152&cwnd=12000&unsent_bytes=0&cid=91d28a4b9f768d8d&ts=542&x=1", cfExtPri, cfHdrFlush;dur=0
date: Mon, 23 Dec 2024 18:32:40 GMT
content-type: text/html; charset=UTF-8
server: cloudflare
priority: u=1,i

GET
H3 200 favicon.ico
captcha.kla21.cc/ 598 B
1 KB 40ms
40ms Other
image/vnd.microsoft.icon 2a06:98c1:3120::3
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://captcha.kla21.cc/favicon.ico
Protocol: H3
Security: QUIC, , AES_128_GCM
Server: 2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: 4f0b7e5217318eedc1b42ca1ce5e128c649c97082912f1d800eec1325207ad96

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

content-encoding: zstd
cf-cache-status: HIT
etag: W/"256-629b20e32a691"
age: 593
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=ueabK6oRjvjvMdFlJkttZ2Hov7mZQsMNSDvnVr30C9PF8nYjc0G93%2F6xmb1uTrdOnODKY1Wv7dSXcxm8mgWiBLyTJIikihWf4AVesT6G9cGbaVYO7go40M59C0EnI651NMSHn7fossPSAC9kGpJS"}],"group":"cf-nel","max_age":604800}
alt-svc: h3=":443"; ma=86400
server-timing: cfL4;desc="?proto=QUIC&rtt=42653&min_rtt=31180&rtt_var=13356&sent=36&recv=25&lost=0&retrans=0&sent_bytes=18226&recv_bytes=8661&delivery_rate=50152&cwnd=12000&unsent_bytes=0&cid=91d28a4b9f768d8d&ts=524&x=1", cfExtPri, cfHdrFlush;dur=0
date: Mon, 23 Dec 2024 18:32:40 GMT
content-type: image/vnd.microsoft.icon
last-modified: Fri, 20 Dec 2024 11:36:19 GMT
vary: Accept-Encoding
priority: u=1,i
cache-control: max-age=14400
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-ray: 8f6a6f866863abe6-CPH
server: cloudflare

GET
H3

200

Primary Request / Show response
captcha.kla21.cc/
Redirect Chain

https://captcha.kla21.cc/
https://captcha.kla21.cc/

20 KB
14 KB

61ms
61ms

Document
text/html

2a06:98c1:3120::3
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://captcha.kla21.cc/
Requested by: Host: captcha.kla21.cc
URL: https://captcha.kla21.cc/js/connect.min.js?1
Protocol: H3
Security: QUIC, , AES_128_GCM
Server: 2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: a51706b84a6b3d66189cf50a1cfff07547f970d1f5cf663d784471efef21d374

Request headers

Referer: https://captcha.kla21.cc/
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: 8f6a6f872913abe6-CPH
content-encoding: zstd
content-type: text/html; charset=UTF-8
date: Mon, 23 Dec 2024 18:32:40 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=SKtL53gnJAXrzcNy%2BfVkIQQ7enMDEE6tt6TH%2BiewOxUz3V0ZiJeFvGCrynnpO9V5De6aff62YcKTIA5Bgy0Aw0QwPcNYHxO4dxX6WqVmRDAR%2Fpr%2B43jGAwpmAuLYteC19wHHP7FIu709LyHfqKbh"}],"group":"cf-nel","max_age":604800}
server: cloudflare
server-timing: cfL4;desc="?proto=QUIC&rtt=45869&min_rtt=31180&rtt_var=12299&sent=42&recv=28&lost=0&retrans=0&sent_bytes=21163&recv_bytes=9763&delivery_rate=13306&cwnd=12000&unsent_bytes=0&cid=91d28a4b9f768d8d&ts=666&x=1" cfExtPri cfHdrFlush;dur=0
vary: Accept-Encoding

Redirect headers

alt-svc: h3=":443"; ma=86400
cf-cache-status: DYNAMIC
cf-ray: 8f6a6f86c8c2abe6-CPH
content-type: text/html; charset=UTF-8
date: Mon, 23 Dec 2024 18:32:40 GMT
location: /
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=7Rz3jdHjdmfiQZ9ebwPL6WAksV%2FmbDyh3VloE0htychuhMBYLpv4IOK%2BcRfKRJ%2FlQoHwqqgq4WvYprGUd8SyeQucBHZfM%2FTWOAdABcuQJ07DWczERYoASQgV1vZmdqb%2FM8iLxcsInAUHrrjLDnkF"}],"group":"cf-nel","max_age":604800}
server: cloudflare
server-timing: cfL4;desc="?proto=QUIC&rtt=44244&min_rtt=31180&rtt_var=12064&sent=40&recv=27&lost=0&retrans=0&sent_bytes=20354&recv_bytes=9225&delivery_rate=53235&cwnd=12000&unsent_bytes=0&cid=91d28a4b9f768d8d&ts=604&x=1" cfExtPri cfHdrFlush;dur=0

GET
H2 200 css2
fonts.googleapis.com/ 10 KB
1 KB 200ms
70ms Stylesheet
text/css 2a00:1450:4001:808::200a
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;700&display=swap

Requested by

Host: captcha.kla21.cc
URL: https://captcha.kla21.cc/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:808::200a Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

ESF /

Resource Hash

13f2c0f493de32018abd6c456775db4b79c1d2ee56118f42a07a19d882d6dc6f

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
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://captcha.kla21.cc/

Response headers

content-encoding: gzip
x-content-type-options: nosniff
expires: Mon, 23 Dec 2024 18:32:41 GMT
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date: Mon, 23 Dec 2024 18:32:41 GMT
content-type: text/css; charset=utf-8
vary: Sec-Fetch-Dest, Sec-Fetch-Mode, Sec-Fetch-Site
last-modified: Mon, 23 Dec 2024 17:23:11 GMT
x-frame-options: SAMEORIGIN
strict-transport-security: max-age=31536000
link: <https://fonts.gstatic.com>; rel=preconnect; crossorigin
cache-control: private, max-age=86400, stale-while-revalidate=604800
timing-allow-origin: *
cross-origin-opener-policy: same-origin-allow-popups
cross-origin-resource-policy: cross-origin
access-control-allow-origin: *
x-xss-protection: 0
server: ESF

GET
H3 200 normalize.css
captcha.kla21.cc/css/ 4 KB
2 KB 42ms
42ms Stylesheet
text/css 2a06:98c1:3120::3
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://captcha.kla21.cc/css/normalize.css
Requested by: Host: captcha.kla21.cc
URL: https://captcha.kla21.cc/
Protocol: H3
Security: QUIC, , AES_128_GCM
Server: 2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: 6b1e238b3810eef313f24f098db4d880175b3ed1168f0c9faaaff9b53089c2fa

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://captcha.kla21.cc/

Response headers

content-encoding: gzip
cf-cache-status: HIT
etag: "116d-629b20e8664af-gzip"
age: 593
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=IFbHI0p1b6DES%2FPXrEwxJzDwVei0Lscq3c%2F9VCK9HT0IOOwPcBEhmFdOkhdizm5bN%2FWfI6o6gEnrps1Ctf5cC4FjZM6tPluCMiJArx5mVRLy6PrLtliAZGJUR1zAH1NZSR14I4Q%2FWrV848LSDcka"}],"group":"cf-nel","max_age":604800}
alt-svc: h3=":443"; ma=86400
server-timing: cfL4;desc="?proto=QUIC&rtt=54069&min_rtt=31180&rtt_var=10271&sent=57&recv=34&lost=0&retrans=0&sent_bytes=35688&recv_bytes=10453&delivery_rate=198535&cwnd=13200&unsent_bytes=0&cid=91d28a4b9f768d8d&ts=710&x=1", cfExtPri, cfHdrFlush;dur=0
date: Mon, 23 Dec 2024 18:32:40 GMT
content-type: text/css
last-modified: Fri, 20 Dec 2024 11:36:24 GMT
vary: Accept-Encoding
priority: u=0,i=?0
cache-control: max-age=14400
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-ray: 8f6a6f879951abe6-CPH
accept-ranges: bytes
content-length: 1369
server: cloudflare

GET
DATA 200
OK truncated
/ 12 KB
0 Image
image/png

General

Check archive.org

Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 2b874fdf103321feba8005cd5175fe48912820edb04def6c81652b3228db7f7e

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

Content-Type: image/png

GET
H3 200 UcC73FwrK3iLTeHuS_nVMrMxCp50SjIa1ZL7.woff2
fonts.gstatic.com/s/inter/v18/ 47 KB
47 KB 125ms
58ms Font
font/woff2 2a00:1450:4001:827::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.gstatic.com/s/inter/v18/UcC73FwrK3iLTeHuS_nVMrMxCp50SjIa1ZL7.woff2

Requested by

Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;700&display=swap

Protocol

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:827::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

f052ee44c3728dfd23aba8a4567150bc314d23903026fbb6ad089422c2df56af

Security Headers

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

Request headers

User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Origin: https://captcha.kla21.cc
Referer: https://fonts.googleapis.com/

Response headers

age: 590100
report-to: {"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
x-content-type-options: nosniff
expires: Tue, 16 Dec 2025 22:37:41 GMT
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date: Mon, 16 Dec 2024 22:37:41 GMT
last-modified: Mon, 29 Jul 2024 22:51:01 GMT
content-type: font/woff2
cache-control: public, max-age=31536000
timing-allow-origin: *
cross-origin-opener-policy: same-origin; report-to="apps-themes"
cross-origin-resource-policy: cross-origin
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
accept-ranges: bytes
access-control-allow-origin: *
content-length: 48444
x-xss-protection: 0
server: sffe

GET
H3 200 UcC73FwrK3iLTeHuS_nVMrMxCp50SjIa0ZL7SUc.woff2
fonts.gstatic.com/s/inter/v18/ 18 KB
18 KB 146ms
79ms Font
font/woff2 2a00:1450:4001:827::2003
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://fonts.gstatic.com/s/inter/v18/UcC73FwrK3iLTeHuS_nVMrMxCp50SjIa0ZL7SUc.woff2

Requested by

Host: fonts.googleapis.com
URL: https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;700&display=swap

Protocol

Security

QUIC, , AES_128_GCM

Server

2a00:1450:4001:827::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

62cc01daef72c3ea76a258445368d2f4ab8d05a91f91c53fd12f7c42e3325942

Security Headers

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

Request headers

User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Origin: https://captcha.kla21.cc
Referer: https://fonts.googleapis.com/

Response headers

age: 378258
report-to: {"group":"apps-themes","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/apps-themes"}]}
x-content-type-options: nosniff
expires: Fri, 19 Dec 2025 09:28:23 GMT
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
date: Thu, 19 Dec 2024 09:28:23 GMT
last-modified: Mon, 29 Jul 2024 22:47:20 GMT
content-type: font/woff2
cache-control: public, max-age=31536000
timing-allow-origin: *
cross-origin-opener-policy: same-origin; report-to="apps-themes"
cross-origin-resource-policy: cross-origin
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
accept-ranges: bytes
access-control-allow-origin: *
content-length: 18740
x-xss-protection: 0
server: sffe

GET
H3 200 favicon.ico
captcha.kla21.cc/ 598 B
0 0ms
0ms Other
image/vnd.microsoft.icon 2a06:98c1:3120::3
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://captcha.kla21.cc/favicon.ico
Protocol: H3
Security: QUIC, , AES_128_GCM
Server: 2a06:98c1:3120::3 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: 4f0b7e5217318eedc1b42ca1ce5e128c649c97082912f1d800eec1325207ad96

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://captcha.kla21.cc/

Response headers

content-encoding: zstd
cf-cache-status: HIT
etag: W/"256-629b20e32a691"
age: 593
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=ueabK6oRjvjvMdFlJkttZ2Hov7mZQsMNSDvnVr30C9PF8nYjc0G93%2F6xmb1uTrdOnODKY1Wv7dSXcxm8mgWiBLyTJIikihWf4AVesT6G9cGbaVYO7go40M59C0EnI651NMSHn7fossPSAC9kGpJS"}],"group":"cf-nel","max_age":604800}
alt-svc: h3=":443"; ma=86400
server-timing: cfL4;desc="?proto=QUIC&rtt=42653&min_rtt=31180&rtt_var=13356&sent=36&recv=25&lost=0&retrans=0&sent_bytes=18226&recv_bytes=8661&delivery_rate=50152&cwnd=12000&unsent_bytes=0&cid=91d28a4b9f768d8d&ts=524&x=1", cfExtPri, cfHdrFlush;dur=0
date: Mon, 23 Dec 2024 18:32:40 GMT
content-type: image/vnd.microsoft.icon
last-modified: Fri, 20 Dec 2024 11:36:19 GMT
vary: Accept-Encoding
priority: u=1,i
cache-control: max-age=14400
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cf-ray: 8f6a6f866863abe6-CPH
server: cloudflare

Verdicts & Comments Add Verdict or Comment

0 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.

15 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
23kraken.cc/	1970-01-21 01:56:19	Name: go Value: 1
kla21.cc/	1970-01-21 10:41:54	Name: tor_scheme_id Value: 1735462342
kla21.cc/	1970-01-21 10:41:54	Name: tor_port Value: 9277
kla21.cc/	1970-01-21 10:41:54	Name: session_id Value: 1e26dfeab147361ac9afd6301476a2cc
kla21.cc/	1970-01-21 10:41:54	Name: connecting_hash_lite_version Value: 1734978760
kla21.cc/	1970-01-21 10:41:54	Name: connecting_hash Value: 60a1da407e995096f1dc792f30754afa
kla21.cc/	1970-01-21 10:41:54	Name: onion_server_id Value: 8
kla21.cc/	1970-01-21 01:56:24	Name: session_temp_active Value: 1
captcha.kla21.cc/	1970-01-21 10:41:54	Name: tor_scheme_id Value: 1735351156
captcha.kla21.cc/	1970-01-21 10:41:54	Name: tor_port Value: 9090
captcha.kla21.cc/	1970-01-21 10:41:54	Name: session_id Value: 82fd7800f0bdd909d6a231d566dc5fbe
captcha.kla21.cc/	1970-01-21 10:41:54	Name: connecting_hash_lite_version Value: 1734978760
captcha.kla21.cc/	1970-01-21 10:41:54	Name: connecting_hash Value: c9ca246caba3b353bf620e3d616e98c7
captcha.kla21.cc/	1970-01-21 10:41:54	Name: onion_server_id Value: 9
captcha.kla21.cc/	1970-01-21 01:56:24	Name: session_temp_active Value: 1

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.

23kraken.cc
captcha.kla21.cc
fonts.googleapis.com
fonts.gstatic.com
kla21.cc
2606:4700:3033::ac43:c22a
2a00:1450:4001:808::200a
2a00:1450:4001:827::2003
2a06:98c1:3120::3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captcha.kla21.cc Open in urlscan Pro 2a06:98c1:3120::3 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

14 Requests

100 %HTTPS

100 %IPv6

4 Domains

5 Subdomains

4 IPs

2 Countries

96 kBTransfer

136 kBSize

15 Cookies

0 Outgoing links

Page URL History

Redirected requests

14 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 1 data transactions

Request headers

Response headers

Redirect headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Redirect headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Redirect headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Verdicts & Comments Add Verdict or Comment

0 JavaScript Global Variables

15 Cookies

Indicators

captcha.kla21.cc Open in urlscan Pro
2a06:98c1:3120::3 Public Scan

Screenshot
Live screenshot

Full Image

14
Requests

100 %
HTTPS

100 %
IPv6

4
Domains

5
Subdomains

4
IPs

2
Countries

96 kB
Transfer

136 kB
Size

15
Cookies

14 HTTP transactions
1 data transactions