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chal.polyuctf.com Open in urlscan Pro
158.132.12.250  Public Scan

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URL: http://chal.polyuctf.com:41343/
Submission: On March 02 via api from US — Scanned from DE
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 2 IPs in 2 countries across 2 domains to perform 2 HTTP transactions. The main IP is 158.132.12.250, located in Kowloon, Hong Kong and belongs to HKPOLYU-HK The Hong Kong Polytechnic University, HK. The main domain is chal.polyuctf.com.
This is the only time chal.polyuctf.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 158.132.12.250 4616 (HKPOLYU-H...)
1 2606:4700::68... 13335 (CLOUDFLAR...)
2 2
Apex Domain
Subdomains		 Transfer
1 jsdelivr.net
cdn.jsdelivr.net — Cisco Umbrella Rank: 310
33 KB
1 polyuctf.com
chal.polyuctf.com
657 B
2 2
Domain Requested by
1 cdn.jsdelivr.net chal.polyuctf.com
1 chal.polyuctf.com
2 2

This site contains no links.

Subject Issuer Validity Valid
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3		 2023-05-02 -
2024-05-01		 a year crt.sh

This page contains 1 frames:

Primary Page: http://chal.polyuctf.com:41343/
Frame ID: D5997A2039DDD44E29DE3956C4633088
Requests: 2 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Detected technologies

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

Page Statistics

2
Requests

50 %
HTTPS

50 %
IPv6

2
Domains

2
Subdomains

2
IPs

2
Countries

34 kB
Transfer

228 kB
Size

1
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

2 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
chal.polyuctf.com/ 		484 B
657 B 		Document
General
Check archive.org
Download Go to
Full URL
http://chal.polyuctf.com:41343/
Protocol
HTTP/1.1
Server
158.132.12.250 Kowloon, Hong Kong, ASN4616 (HKPOLYU-HK The Hong Kong Polytechnic University, HK),
Reverse DNS
Software
nginx/1.25.4 /
Resource Hash
bb5f0ecc0a4463a37978554051e8ad8a03b8c53b486c65365c09a05fd3775f00

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.6261.94 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

content-length
484
content-type
text/html; charset=utf-8
date
Sat, 02 Mar 2024 08:09:30 GMT
server
nginx/1.25.4
bootstrap.min.css
cdn.jsdelivr.net/npm/bootstrap@5.3.1/dist/css/ 		227 KB
33 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://cdn.jsdelivr.net/npm/bootstrap@5.3.1/dist/css/bootstrap.min.css
Requested by
Host: chal.polyuctf.com
URL: http://chal.polyuctf.com:41343/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6810:5714 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
d939d21f27010c09b6c2966681d8b4cfcd64ca418f240922518f967fded16ef6
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
http://chal.polyuctf.com:41343/
Origin
http://chal.polyuctf.com:41343
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/122.0.6261.94 Safari/537.36

Response headers

date
Sat, 02 Mar 2024 08:09:30 GMT
strict-transport-security
max-age=31536000; includeSubDomains; preload
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
age
2026460
x-jsd-version
5.3.1
content-encoding
br
x-cache
MISS, MISS
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=86400
x-served-by
cache-fra-eddf8230044-FRA, cache-lga21973-LGA
x-jsd-version-type
version
server
cloudflare
etag
W/"38d97-sT73BUPXDB7H/dVqXrydfWQCOFE"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=Q6VVPkXxAE8JcFjJAdcvBLwlTDOcTXXGw7Kpzo1un7dWjjZz59MmPc78e2HZRpntcnBvIxSQXJjrgeNcKJiLtEpa5Wyap51w8ipAWWvQIeR8G4pHEUS9dAQtrGhg6YKA0SLC6YWzX6wFcuuRNgc%3D"}],"group":"cf-nel","max_age":604800}
content-type
text/css; charset=utf-8
access-control-allow-origin
*
access-control-expose-headers
*
cache-control
public, max-age=31536000, s-maxage=31536000, immutable
timing-allow-origin
*
cf-ray
85dfe7af9ee50404-FRA

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.

1 Cookies

Domain/Path Name / Value
chal.polyuctf.com/ Name: User
Value: Invalid

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.

cdn.jsdelivr.net
chal.polyuctf.com
158.132.12.250
2606:4700::6810:5714
bb5f0ecc0a4463a37978554051e8ad8a03b8c53b486c65365c09a05fd3775f00
d939d21f27010c09b6c2966681d8b4cfcd64ca418f240922518f967fded16ef6