cstfirst.online - urlscan.io

Summary

This website contacted 2 IPs in 1 countries across 1 domains to perform 7 HTTP transactions. The main IP is 2606:4700:3033::6815:96b, located in United States and belongs to CLOUDFLARENET, US. The main domain is cstfirst.online.
TLS certificate: Issued by E1 on February 22nd 2024. Valid for: 3 months.

This is the only time cstfirst.online was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address		AS Autonomous System
2 8	2606:4700:303... 2606:4700:3033::6815:96b		13335 (CLOUDFLAR...) (CLOUDFLARENET)
7	2

8 2606:4700:3033::6815:96b (United States) 2 redirects

ASN13335 (CLOUDFLARENET, US)

cstfirst.online	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
8	cstfirst.online 2 redirects cstfirst.online	30 KB
7	1

	Domain	Requested by
8	cstfirst.online	2 redirects cstfirst.online
7	1

This site contains no links.

Subject Issuer	Validity	Valid
cstfirst.online E1	`2024-02-22` - `2024-05-22`	3 months	crt.sh

This page contains 3 frames:

Primary Page: https://cstfirst.online/
Frame ID: 29C3DB862417F726C0E816915C321EB5
Requests: 3 HTTP requests in this frame

Frame: https://cstfirst.online/cdn-cgi/challenge-platform/h/b/scripts/jsd/0f752fefe334/main.js
Frame ID: 6491B0FAEEDAECBBF58851392D270D6E
Requests: 2 HTTP requests in this frame

Frame: https://cstfirst.online/cdn-cgi/challenge-platform/h/b/scripts/jsd/0f752fefe334/main.js
Frame ID: 5A2CD35168DEC9953BF30B2224516F80
Requests: 2 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

403 Forbidden

Page URL History Show full URLs

https://cstfirst.online/ Page URL
https://cstfirst.online/ Page URL

Page Statistics

7
Requests

57 %
HTTPS

100 %
IPv6

1
Domains

1
Subdomains

2
IPs

1
Countries

30 kB
Transfer

36 kB
Size

11
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://cstfirst.online/ Page URL
https://cstfirst.online/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 2

https://cstfirst.online/cdn-cgi/challenge-platform/scripts/jsd/main.js HTTP 302
https://cstfirst.online/cdn-cgi/challenge-platform/h/b/scripts/jsd/0f752fefe334/main.js

Request Chain 4

https://cstfirst.online/cdn-cgi/challenge-platform/scripts/jsd/main.js HTTP 302
https://cstfirst.online/cdn-cgi/challenge-platform/h/b/scripts/jsd/0f752fefe334/main.js

7 HTTP transactions
0 data transactions

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

GET
H2 503 / Show response
cstfirst.online/ 19 KB
20 KB 200ms
128ms Document
text/html 2606:4700:3033::6815:96b
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://cstfirst.online/

Protocol

H2

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700:3033::6815:96b , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

3f022d5ebf80ee32d1a79e8a8b0095828646850bd35d46ad70d7c16a707eab8a

Security Headers

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

Request headers

Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.57 Safari/537.36
accept-language: de-DE,de;q=0.9

Response headers

alt-svc: h3=":443"; ma=86400
cache-control: public, max-age=0 no-store, no-cache, must-revalidate, post-check=0, pre-check=0
cf-cache-status: DYNAMIC
cf-ray: 85961d95b8e0b92a-AMS
content-type: text/html; charset=utf-8
date: Thu, 22 Feb 2024 09:13:52 GMT
expires: 0
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
pragma: no-cache
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=OIq57tsTg579LTHv5hQkh8Eyiv9MfoDk1sx%2BCLmo1spLZ%2BFheKz7nzt4xZU4ZZzDMVQBxifdcOXprVFnlLfWlEEV5xuyqy2T3D%2FuSueyjIQvNYQC2i3nFV9Ehp1LwWt9najUzuU%2BynWHUaGeEQU%3D"}],"group":"cf-nel","max_age":604800}
server: cloudflare
x-content-type-options: nosniff nosniff
x-frame-options: SAMEORIGIN
x-xss-protection: 1; mode=block 1; mode=block

POST
H2 204 /
cstfirst.online/ 0
695 B 75ms
75ms XHR
text/plain 2606:4700:3033::6815:96b
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://cstfirst.online/

Requested by

Host: cstfirst.online
URL: https://cstfirst.online/

Protocol

H2

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700:3033::6815:96b , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

Security Headers

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

Request headers

X-Requested-TimeStamp-Expire
accept-language: de-DE,de;q=0.9
X-Requested-TimeStamp-Combination
X-Requested-Type-Combination: GET
Content-type: application/x-www-form-urlencoded
X-Requested-Type: GET
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.57 Safari/537.36
Referer: https://cstfirst.online/
X-Requested-with: XMLHttpRequest
X-Requested-TimeStamp
HKzVEbeP75XJBLNI0Rv2nfOZbn8: 41262245
s0W1lkI2FaYwscZACVNWWpOmIzQ: xQZ5xG057NUdO6DA7w-CTSgHTIY

Response headers

pragma: no-cache
date: Thu, 22 Feb 2024 09:13:52 GMT
x-content-type-options: nosniff, nosniff
cf-cache-status: DYNAMIC
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server: cloudflare
x-frame-options: SAMEORIGIN
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=eaqgRZxvStus9MLYH1vIvv9%2FOe3W8kliSF6aRSiE8xcp8nBqw75FtqTSysoEi9xlhryxza6raE47VdiXcajWjaLfkRayfGPt5JBsjX40YrpxKCBhgJSTbKF9STrYATMTLEhQriAHEKF9rVHpKAI%3D"}],"group":"cf-nel","max_age":604800}
cache-control: public, max-age=0 no-store, no-cache, must-revalidate, post-check=0, pre-check=0
cf-ray: 85961d96ea52b92a-AMS
alt-svc: h3=":443"; ma=86400
x-xss-protection: 1; mode=block, 1; mode=block
expires: 0

GET
H2

200

main.js Show response
cstfirst.online/cdn-cgi/challenge-platform/h/b/scripts/jsd/0f752fefe334/ Frame 6491
Redirect Chain

https://cstfirst.online/cdn-cgi/challenge-platform/scripts/jsd/main.js
https://cstfirst.online/cdn-cgi/challenge-platform/h/b/scripts/jsd/0f752fefe334/main.js

8 KB
4 KB

19ms
18ms

Script
application/javascript

2606:4700:3033::6815:96b
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://cstfirst.online/cdn-cgi/challenge-platform/h/b/scripts/jsd/0f752fefe334/main.js

Protocol

H2

Server

2606:4700:3033::6815:96b , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

52a01cea79adfcfe5653a2101a9ff5683dd895847118d641a7098819748d77b9

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

accept-language: de-DE,de;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.57 Safari/537.36

Response headers

date: Thu, 22 Feb 2024 09:13:52 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=ExXHKZM31avs2sY5WynhfQs5%2FXe2MLN6XtSonZfPqRl6XYhfZQBnlFtRDEFbx6RCXwrSDkzGL3qosj%2BLzWgRFD0APww7PiuZBZpaUozaJMGQxiqvyXtRMlsZ7zqFrQRqlFy5s0epfM3cNhi%2F9ns%3D"}],"group":"cf-nel","max_age":604800}
content-type: application/javascript; charset=UTF-8
cache-control: max-age=14400, public
cf-ray: 85961d971a9db92a-AMS
alt-svc: h3=":443"; ma=86400

Redirect headers

date: Thu, 22 Feb 2024 09:13:52 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=TEFwJKmWOjBucWlFoEBbnjRZieNn%2FNlDNAY2AsTJ8ZuQgeMMdeo3d0%2BqOOl0%2FzxVzEqIbiolUswWR%2BylQEv3Ttexli350VTWbnp8WcwbWrsPAXZI7NRamr2XPrrFA%2BASiRnuscRUavxA15UfH%2FM%3D"}],"group":"cf-nel","max_age":604800}
location: /cdn-cgi/challenge-platform/h/b/scripts/jsd/0f752fefe334/main.js
access-control-allow-origin: *
cache-control: max-age=300, public
cf-ray: 85961d96fa70b92a-AMS
alt-svc: h3=":443"; ma=86400

POST 85961d95b8e0b92a
cstfirst.online/cdn-cgi/challenge-platform/h/b/jsd/r/ Frame 6491 0
0

GET
H2 403 Primary Request / Show response
cstfirst.online/ 2 KB
967 B 86ms
86ms Document
text/html 2606:4700:3033::6815:96b
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://cstfirst.online/

Requested by

Host: cstfirst.online
URL: https://cstfirst.online/

Protocol

H2

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700:3033::6815:96b , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

4821b684af46855bcb1bf15bdf426fd5967a1d3e249d1223901d6dac5c300a7d

Security Headers

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

Request headers

Referer: https://cstfirst.online/
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.57 Safari/537.36
accept-language: de-DE,de;q=0.9

Response headers

alt-svc: h3=":443"; ma=86400
cf-cache-status: DYNAMIC
cf-ray: 85961d97bb56b92a-AMS
content-encoding: br
content-type: text/html
date: Thu, 22 Feb 2024 09:13:52 GMT
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=bFkeRiOQudRtadNtYkdUGxF2WhVPorQ7PuQ5gl05FfQ%2F%2F%2FLpDLEkbSYHhFubrv7mXCT8In6s3AgkBBDnemRWI0KIHqvdDIg%2ByatmqvSMMYPNwjY5ELo1gZBVgbPUiwRgz1rdqp74v1YApMo9wG0%3D"}],"group":"cf-nel","max_age":604800}
server: cloudflare
vary: Accept-Encoding
x-content-type-options: nosniff nosniff
x-xss-protection: 1; mode=block 1; mode=block

GET
H3

200

main.js Show response
cstfirst.online/cdn-cgi/challenge-platform/h/b/scripts/jsd/0f752fefe334/ Frame 5A2C
Redirect Chain

https://cstfirst.online/cdn-cgi/challenge-platform/scripts/jsd/main.js
https://cstfirst.online/cdn-cgi/challenge-platform/h/b/scripts/jsd/0f752fefe334/main.js

8 KB
4 KB

98ms
98ms

Script
application/javascript

2606:4700:3033::6815:96b
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://cstfirst.online/cdn-cgi/challenge-platform/h/b/scripts/jsd/0f752fefe334/main.js

Protocol

H3

Server

2606:4700:3033::6815:96b , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

722524e8535a3dde04f95b5b4b9eb68d2e9662ac8d95b26f14ee7dd4c136d4d4

Security Headers

Name	Value
X-Content-Type-Options	nosniff

Request headers

accept-language: de-DE,de;q=0.9
Referer
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.57 Safari/537.36

Response headers

date: Thu, 22 Feb 2024 09:13:52 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=laYiBmi%2F%2BYdLKVNNewlvO6a6WAX9%2B0%2FK2bCZRjcIeLOLR7uECXRReKiZgKj01d3eT2eABJ8JxupuMVAGVYzdUhUr%2BwZCqZSH2beTpz0nHZRZsS9SM3wothre4I5o5dJnbreRblGTRxiHXnFL74g%3D"}],"group":"cf-nel","max_age":604800}
content-type: application/javascript; charset=UTF-8
cache-control: max-age=14400, public
cf-ray: 85961d992e9d41f2-EWR
alt-svc: h3=":443"; ma=86400

Redirect headers

date: Thu, 22 Feb 2024 09:13:52 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=Pzt8ml7uj6jldm9e1hol1hnqs4yrH1o5YI2RDtFz8z16Fkgu54BPdDMQ%2FBFaheCOUV5UwX1Eyu2jzBO8i%2FzbhNqgyNS4WPdBwBkophzczzJDBOKxUuKEqFxiw8fMcOYBmfva6TnyuTWRMEpokjk%3D"}],"group":"cf-nel","max_age":604800}
location: /cdn-cgi/challenge-platform/h/b/scripts/jsd/0f752fefe334/main.js
access-control-allow-origin: *
cache-control: max-age=300, public
cf-ray: 85961d988e1f41f2-EWR
alt-svc: h3=":443"; ma=86400

POST
H3 200 85961d97bb56b92a Show response
cstfirst.online/cdn-cgi/challenge-platform/h/b/jsd/r/ Frame 5A2C 0
605 B 114ms
111ms XHR
text/plain 2606:4700:3033::6815:96b
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://cstfirst.online/cdn-cgi/challenge-platform/h/b/jsd/r/85961d97bb56b92a
Requested by: Host: cstfirst.online
URL: https://cstfirst.online/cdn-cgi/challenge-platform/scripts/jsd/main.js
Protocol: H3
Security: QUIC, , AES_128_GCM
Server: 2606:4700:3033::6815:96b , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Referer
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.57 Safari/537.36
Content-Type: application/json

Response headers

date: Thu, 22 Feb 2024 09:13:53 GMT
content-encoding: br
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server: cloudflare
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=tSPCrvapcazKvVik9EJk%2FURZHnh2DFTqRfTfRqqRrO6vjoHkAN5gKaVQrc9At1K6wwKTojQ%2Fzwk1M%2BreSY%2F2tyCW4G450zQ0GKrcRM%2FFxbSmbmz6dAcpY4QWjKN%2BYacvu5FA2IXYSHtpiuLzRXw%3D"}],"group":"cf-nel","max_age":604800}
content-type: text/plain; charset=UTF-8
cf-ray: 85961d9a4f6641f2-EWR
alt-svc: h3=":443"; ma=86400

Failed requests

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

Domain: cstfirst.online
URL: https://cstfirst.online/cdn-cgi/challenge-platform/h/b/jsd/r/85961d95b8e0b92a

Verdicts & Comments Add Verdict or Comment

1 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

11 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
cstfirst.online/	1970-01-20 18:37:59	Name: D1R6DGUxbQ8meBiy4BECJOX2myc Value: v-EoZhtLESrxGkJTmkxHb91mYQU
cstfirst.online/	1970-01-20 18:37:59	Name: 8QpxhSAT0yWzZ7XzRrk5ZqOOOaU Value: 1708593224
cstfirst.online/	1970-01-20 18:37:59	Name: 4m9bxpJyNPma3xk_IaaZgv6OQcc Value: 1708679624
cstfirst.online/	1970-01-20 18:37:59	Name: m5R08RT2LUKKjVRFZAQCQK1ycto Value: hJ2darVkeA_MH3mbSDNMRyscm-k
cstfirst.online/	1970-01-20 18:37:59	Name: cw4tuJ6lFBa6p4XDTtV8EN9qK3Y Value: M_zzT_DwUT11edqkfvEWb4iwvXE
cstfirst.online/	1970-01-20 18:37:59	Name: np7fkuJeQr0YejCgQMFFN6HL2kc Value: y6-pjz07AgQrrmCij0C2zeIzmFI
cstfirst.online/	1970-01-20 18:37:59	Name: SFY7hfGFovErERvDj3fqgsPFUIk Value: 1708593232
cstfirst.online/	1970-01-20 18:37:59	Name: Ec9sAi0rJRfaeHJmm6u8rLMKO0Y Value: 1708679632
cstfirst.online/	1970-01-20 18:37:59	Name: q4723SyHr_ghQ5dsqhTwhIQJSfs Value: ixFTcnWtz-c5HA9KZwz7ZCHyoPU
cstfirst.online/	1970-01-20 18:37:59	Name: XMoIoB8wuwk1Sy6HPAlrAO6AoC0 Value: tiyJkPHPkCtlHaqK_GHgzcokn8A
.cstfirst.online/	1970-01-21 03:22:09	Name: cf_clearance Value: s3Wx1pEdhOG04JZLNCT.MpG_1erQ29FixTIZQKc54jI-1708593233-1.0-AZvtuTUFzwBBIP3YCbY2+n1frprjMkhDvWmmH8hOeHy/YzvI7hwf0UFuGWzbTd+3TenR8w/zhh0P69MLvlWFcD4=

2 Console Messages

A page may trigger messages to the console to be logged. These are often error messages about being unable to load a resource or execute a piece of JavaScript. Sometimes they also provide insight into the technology behind a website.

Source	Level	URL Text
network	error	URL: https://cstfirst.online/#ce Message: Failed to load resource: the server responded with a status of 503 ()
network	error	URL: https://cstfirst.online/#ce Message: Failed to load resource: the server responded with a status of 403 ()

Security Headers

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

Header	Value
X-Content-Type-Options	nosniff nosniff
X-Frame-Options	SAMEORIGIN
X-Xss-Protection	1; mode=block 1; mode=block

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.

cstfirst.online
cstfirst.online
2606:4700:3033::6815:96b
3f022d5ebf80ee32d1a79e8a8b0095828646850bd35d46ad70d7c16a707eab8a
4821b684af46855bcb1bf15bdf426fd5967a1d3e249d1223901d6dac5c300a7d
52a01cea79adfcfe5653a2101a9ff5683dd895847118d641a7098819748d77b9
722524e8535a3dde04f95b5b4b9eb68d2e9662ac8d95b26f14ee7dd4c136d4d4
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

cstfirst.online Open in urlscan Pro 2606:4700:3033::6815:96b Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page Title

Page URL History Show full URLs

Page Statistics

7 Requests

57 %HTTPS

100 %IPv6

1 Domains

1 Subdomains

2 IPs

1 Countries

30 kBTransfer

36 kBSize

11 Cookies

0 Outgoing links

Page URL History

Redirected requests

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

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

Redirect headers

Request headers

Response headers

Request headers

Response headers

Redirect headers

Request headers

Response headers

Failed requests

Verdicts & Comments Add Verdict or Comment

1 JavaScript Global Variables

11 Cookies

2 Console Messages

Security Headers

Indicators

cstfirst.online Open in urlscan Pro
2606:4700:3033::6815:96b Public Scan

Screenshot
Live screenshot

Full Image

7
Requests

57 %
HTTPS

100 %
IPv6

1
Domains

1
Subdomains

2
IPs

1
Countries

30 kB
Transfer

36 kB
Size

11
Cookies

7 HTTP transactions
0 data transactions