challenge.uccuhacker.tw Open in urlscan Pro
104.21.10.160 Public Scan

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URL:
http://challenge.uccuhacker.tw/
Submission: On October 16 via api (October 16th 2023, 9:08:26 am UTC) from US — Scanned from DE

Summary HTTP 9 Redirects Links 1 Behaviour Indicators

Summary

This website contacted 4 IPs in 2 countries across 3 domains to perform 9 HTTP transactions. The main IP is 104.21.10.160, located in and belongs to CLOUDFLARENET, US. The main domain is challenge.uccuhacker.tw.

This is the only time challenge.uccuhacker.tw was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
2 8	104.21.10.160 104.21.10.160	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	2606:4700::68... 2606:4700::6812:1e4e	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	2606:4700::68... 2606:4700::6810:3965	13335 (CLOUDFLAR...) (CLOUDFLARENET)
9	4

8 104.21.10.160 (None, ) 2 redirects

ASN13335 (CLOUDFLARENET, US)

challenge.uccuhacker.tw	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2606:4700::6812:1e4e (United States)

ASN13335 (CLOUDFLARENET, US)

performance.radar.cloudflare.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2606:4700::6810:3965 (United States)

ASN13335 (CLOUDFLARENET, US)

static.cloudflareinsights.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
8	uccuhacker.tw 2 redirects challenge.uccuhacker.tw	12 KB
1	cloudflareinsights.com static.cloudflareinsights.com — Cisco Umbrella Rank: 1113	7 KB
1	cloudflare.com performance.radar.cloudflare.com — Cisco Umbrella Rank: 82590	3 KB
9	3

	Domain	Requested by
8	challenge.uccuhacker.tw	2 redirects challenge.uccuhacker.tw static.cloudflareinsights.com
1	static.cloudflareinsights.com	challenge.uccuhacker.tw
1	performance.radar.cloudflare.com	challenge.uccuhacker.tw
9	3

This site contains links to these domains. Also see Links.

Domain
www.cloudflare.com

Subject Issuer	Validity	Valid
radar.cloudflare.com Cloudflare Inc ECC CA-3	`2023-06-21` - `2024-06-20`	a year	crt.sh
sni.cloudflaressl.com Cloudflare Inc ECC CA-3	`2023-04-10` - `2024-04-09`	a year	crt.sh
uccuhacker.tw GTS CA 1P5	`2023-10-01` - `2023-12-30`	3 months	crt.sh

This page contains 2 frames:

Primary Page: http://challenge.uccuhacker.tw/
Frame ID: F256329167E34ED29FCF235527C5FBEA
Requests: 7 HTTP requests in this frame

Frame: https://challenge.uccuhacker.tw/cdn-cgi/challenge-platform/h/g/scripts/jsd/dffb14d6/main.js
Frame ID: B0100CA4DDD076B1029C4D79FE596F33
Requests: 2 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

Access denied

Detected technologies

Cloudflare Browser Insights (Analytics) Expand

Overall confidence: 100%
Detected patterns

static\.cloudflareinsights\.com/beacon(?:\.min)?\.js

Page Statistics

9
Requests

33 %
HTTPS

67 %
IPv6

3
Domains

3
Subdomains

4
IPs

2
Countries

21 kB
Transfer

47 kB
Size

1
Cookies

1 Outgoing links

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

URL: https://www.cloudflare.com/?utm_source=1020_error
Title: Cloudflare

Search URL Search Domain Scan URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 5

http://challenge.uccuhacker.tw/cdn-cgi/challenge-platform/scripts/jsd/main.js HTTP 302
https://challenge.uccuhacker.tw/cdn-cgi/challenge-platform/scripts/jsd/main.js HTTP 302
https://challenge.uccuhacker.tw/cdn-cgi/challenge-platform/h/g/scripts/jsd/dffb14d6/main.js

Request Chain 7

http://challenge.uccuhacker.tw/cdn-cgi/challenge-platform/h/g/jsd/r/816f28237c6103d0 HTTP 302
https://challenge.uccuhacker.tw/cdn-cgi/challenge-platform/h/g/jsd/r/816f28237c6103d0

9 HTTP transactions
1 data transactions

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

GET
H/1.1 403
Forbidden Primary Request / Show response
challenge.uccuhacker.tw/ 7 KB
4 KB 2881ms
158ms Document
text/html 104.21.10.160
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

http://challenge.uccuhacker.tw/

Protocol

HTTP/1.1

Server

104.21.10.160 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

e1101f8aa07376b722bf0a73432308c594568efb127fc2ec76789779c21d41bb

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
X-Xss-Protection	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/118.0.5993.70 Safari/537.36
accept-language: de-DE,de;q=0.9

Response headers

CF-RAY: 816f28237c6103d0-FRA
Cache-Control: private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Connection: keep-alive
Content-Encoding: gzip
Content-Type: text/html; charset=UTF-8
Date: Mon, 16 Oct 2023 09:08:21 GMT
Expires: Thu, 01 Jan 1970 00:00:01 GMT
NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=2njIvzE7jRpCe6t9PLm0E9us6dHWichcrZYSD2kya0iZu%2BcW75dRRJj5B1zhDHDs0hfSbJ9cb9mCwgq%2FEm5UllI6OsC3Q7N%2Ff%2FjZYCmvUqGGYoRehqdxrqSSSHALzGo4eicakTETa2C%2BFA%3D%3D"}],"group":"cf-nel","max_age":604800}
Server: cloudflare
Transfer-Encoding: chunked
Vary: Accept-Encoding
alt-svc: h3=":443"; ma=86400
expect-ct: max-age=86400, enforce
referrer-policy: same-origin
x-content-type-options: nosniff
x-frame-options: SAMEORIGIN
x-xss-protection: 1; mode=block

GET
H/1.1 200
OK errors.css
challenge.uccuhacker.tw/cdn-cgi/styles/ 6 KB
2 KB 42ms
40ms Stylesheet
text/css 104.21.10.160
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

http://challenge.uccuhacker.tw/cdn-cgi/styles/errors.css

Requested by

Host: challenge.uccuhacker.tw
URL: http://challenge.uccuhacker.tw/

Protocol

HTTP/1.1

Server

104.21.10.160 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

574b098b0c3e4a12f959bafb73cfa857b414f27ebe854f3910b3a45651ff7a0f

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	DENY

Request headers

accept-language: de-DE,de;q=0.9
Referer: http://challenge.uccuhacker.tw/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.70 Safari/537.36

Response headers

Date: Mon, 16 Oct 2023 09:08:21 GMT
Content-Encoding: gzip
X-Content-Type-Options: nosniff
Last-Modified: Mon, 09 Oct 2023 07:45:52 GMT
Server: cloudflare
ETag: W/"6523afb0-183d"
Transfer-Encoding: chunked
X-Frame-Options: DENY
Content-Type: text/css
Vary: Accept-Encoding
Cache-Control: max-age=7200, public
Connection: keep-alive
CF-RAY: 816f2823dcdd03d0-FRA
Expires: Mon, 16 Oct 2023 11:08:21 GMT

GET
H2 200 beacon.js Show response
performance.radar.cloudflare.com/ 7 KB
3 KB 184ms
87ms Script
text/javascript 2606:4700::6812:1e4e
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://performance.radar.cloudflare.com/beacon.js

Requested by

Host: challenge.uccuhacker.tw
URL: http://challenge.uccuhacker.tw/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6812:1e4e , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

39864548f6fc97da483d94f69df05893f87b8f867d5d7f7b108893c791c7fd71

Security Headers

Name	Value
Strict-Transport-Security	max-age=15552000; includeSubDomains
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/118.0.5993.70 Safari/537.36

Response headers

date: Mon, 16 Oct 2023 09:08:21 GMT
strict-transport-security: max-age=15552000; includeSubDomains
referrer-policy: no-referrer
x-content-type-options: nosniff
content-encoding: br
server: cloudflare
vary: Accept-Encoding
access-control-allow-methods: *
content-type: text/javascript;charset=UTF-8
access-control-allow-origin: *
cache-control: no-store, max-age=0
timing-allow-origin: *
access-control-allow-headers: *
alt-svc: h3=":443"; ma=86400
cf-ray: 816f2824793f3aa2-FRA

GET
H/1.1 200
OK external.png
challenge.uccuhacker.tw/cdn-cgi/images/ 265 B
702 B 45ms
44ms Image
image/png 104.21.10.160
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

http://challenge.uccuhacker.tw/cdn-cgi/images/external.png

Requested by

Host: challenge.uccuhacker.tw
URL: http://challenge.uccuhacker.tw/

Protocol

HTTP/1.1

Server

104.21.10.160 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

9f03b2b292f718119a8203689d05692e054f1059112c981c1e20dec82e9f2ddb

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	DENY

Request headers

accept-language: de-DE,de;q=0.9
Referer: http://challenge.uccuhacker.tw/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.70 Safari/537.36

Response headers

Date: Mon, 16 Oct 2023 09:08:21 GMT
X-Content-Type-Options: nosniff
Last-Modified: Mon, 09 Oct 2023 07:45:52 GMT
Server: cloudflare
ETag: "6523afb0-109"
X-Frame-Options: DENY
Vary: Accept-Encoding
Content-Type: image/png
Cache-Control: max-age=7200, public
Connection: keep-alive
Accept-Ranges: bytes
CF-RAY: 816f2823dc8365c7-FRA
Content-Length: 265
Expires: Mon, 16 Oct 2023 11:08:21 GMT

GET
H2 200 v8b253dfea2ab4077af8c6f58422dfbfd1689876627854 Show response
static.cloudflareinsights.com/beacon.min.js/ 20 KB
7 KB 186ms
83ms Script
text/javascript 2606:4700::6810:3965
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL: https://static.cloudflareinsights.com/beacon.min.js/v8b253dfea2ab4077af8c6f58422dfbfd1689876627854
Requested by: Host: challenge.uccuhacker.tw
URL: http://challenge.uccuhacker.tw/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2606:4700::6810:3965 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: c235f21017bcc11fcaa31d7dfd9855aaebcbf5f6d7ee9bf9f2e98a910907c391

Request headers

Referer
Origin: http://challenge.uccuhacker.tw
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/118.0.5993.70 Safari/537.36

Response headers

date: Mon, 16 Oct 2023 09:08:21 GMT
content-encoding: gzip
last-modified: Tue, 10 Oct 2023 21:38:13 GMT
server: cloudflare
etag: W/"2023.7.1"
vary: Accept-Encoding
content-type: text/javascript;charset=UTF-8
access-control-allow-origin: *
cache-control: public, max-age=86400
cross-origin-resource-policy: cross-origin
cf-ray: 816f2824cb472bac-FRA

GET
DATA 200
OK truncated
/ 187 B
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: eb5aa910369cd275c1a4e584616d76d92da0441c8002bd4803c53dd4f56a47e8

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/118.0.5993.70 Safari/537.36

Response headers

Content-Type: image/png

GET
H2

200

main.js Show response
challenge.uccuhacker.tw/cdn-cgi/challenge-platform/h/g/scripts/jsd/dffb14d6/ Frame B010
Redirect Chain

http://challenge.uccuhacker.tw/cdn-cgi/challenge-platform/scripts/jsd/main.js
https://challenge.uccuhacker.tw/cdn-cgi/challenge-platform/scripts/jsd/main.js
https://challenge.uccuhacker.tw/cdn-cgi/challenge-platform/h/g/scripts/jsd/dffb14d6/main.js

7 KB
4 KB

90ms
90ms

Script
application/javascript

104.21.10.160
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://challenge.uccuhacker.tw/cdn-cgi/challenge-platform/h/g/scripts/jsd/dffb14d6/main.js

Protocol

Server

104.21.10.160 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

54ebbde449266b5d3d68555460a91257c6470ea818fd01a9349919dba53e5b12

Security Headers

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

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/118.0.5993.70 Safari/537.36

Response headers

date: Mon, 16 Oct 2023 09:08:22 GMT
content-encoding: br
referrer-policy: same-origin
x-content-type-options: nosniff
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server: cloudflare
expect-ct: max-age=86400, enforce
vary: accept-encoding
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=HNk1gHtDAvf9FdrcZPcRVEbs3XZ0woJ8Zw9a3pjEarvkF%2BcNcAx%2B1wFKn7y9RMl6AsO9uigR1E9uY8%2B78cUYsmy%2FV32VwCyzmm%2FH0sKJ%2FXo%2BrKUkrIP0WD0g1h2hu1z6meaAbRvXVVPfiQ%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type: application/javascript; charset=UTF-8
x-frame-options: SAMEORIGIN
cache-control: max-age=14400, public
cf-ray: 816f2827fb7c3645-FRA
alt-svc: h3=":443"; ma=86400
x-xss-protection: 1; mode=block

Redirect headers

date: Mon, 16 Oct 2023 09:08:22 GMT
referrer-policy: same-origin
x-content-type-options: nosniff
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server: cloudflare
expect-ct: max-age=86400, enforce
vary: accept-encoding
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=1OanA3C6hjBPm3pgU0NDlq65Rs%2BSRGvFYe%2FyGooja3b1KBunPX5T7JcpdQ%2F%2BdOk7rdgAWAVmktSsSx5wQKiUrf%2Fi49Izssqd3wgEQlO6UL%2BrJV1ke2IeikL03LSq4qKXYaTuDLl5BvVCyg%3D%3D"}],"group":"cf-nel","max_age":604800}
access-control-allow-origin: *
location: /cdn-cgi/challenge-platform/h/g/scripts/jsd/dffb14d6/main.js
cache-control: max-age=300, public
x-frame-options: SAMEORIGIN
cf-ray: 816f28279b113645-FRA
alt-svc: h3=":443"; ma=86400
x-xss-protection: 1; mode=block

POST
H/1.1 204
No Content rum Show response
challenge.uccuhacker.tw/cdn-cgi/ 0
384 B 227ms
209ms XHR
text/plain 104.21.10.160
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

http://challenge.uccuhacker.tw/cdn-cgi/rum?

Requested by

Host: static.cloudflareinsights.com
URL: https://static.cloudflareinsights.com/beacon.min.js/v8b253dfea2ab4077af8c6f58422dfbfd1689876627854

Protocol

HTTP/1.1

Server

104.21.10.160 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Frame-Options	DENY

Request headers

Referer: http://challenge.uccuhacker.tw/
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/118.0.5993.70 Safari/537.36
content-type: application/json

Response headers

Date: Mon, 16 Oct 2023 09:08:22 GMT
X-Content-Type-Options: nosniff
Server: cloudflare
vary: Origin
access-control-max-age: 86400
access-control-allow-methods: POST,OPTIONS
access-control-allow-origin: http://challenge.uccuhacker.tw
X-Frame-Options: DENY
access-control-allow-credentials: true
Connection: keep-alive
CF-RAY: 816f2825aef365c7-FRA

GET

816f28237c6103d0
challenge.uccuhacker.tw/cdn-cgi/challenge-platform/h/g/jsd/r/ Frame B010
Redirect Chain

http://challenge.uccuhacker.tw/cdn-cgi/challenge-platform/h/g/jsd/r/816f28237c6103d0
https://challenge.uccuhacker.tw/cdn-cgi/challenge-platform/h/g/jsd/r/816f28237c6103d0

0
0

OPTIONS
H3 400 816f28237c6103d0
challenge.uccuhacker.tw/cdn-cgi/challenge-platform/h/g/jsd/r/ Frame 0
0 139ms
52ms Preflight
application/json 104.21.10.160
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://challenge.uccuhacker.tw/cdn-cgi/challenge-platform/h/g/jsd/r/816f28237c6103d0

Protocol

Security

QUIC, , AES_128_GCM

Server

104.21.10.160 -, , ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

Security Headers

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

Request headers

Accept: */*
Access-Control-Request-Headers: content-type
Access-Control-Request-Method: GET
Origin: http://challenge.uccuhacker.tw
Sec-Fetch-Mode: cors
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.70 Safari/537.36

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-chl-out: XW643sMBYAasvXZ8P+yinA==$r7KP0DJeYRRocJxQ73aeAg==
cf-ray: 816f282a388668ec-FRA
content-type: application/json
date: Mon, 16 Oct 2023 09:08:22 GMT
expect-ct: max-age=86400, enforce
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
priority: u=4,i
referrer-policy: same-origin
report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=%2FNt7MpDpvXfcZcYLXFEf%2FhoT4PLZxAcxQIl91ShTyPJ%2FUuTAJ3sXEfvTaIz6rq4gFcPXVoi1CJcryETZhiFcviZJNUEnIRPKxYSHDGhfJQu1So7zSVX9jrZDri%2FgAJblJjZVlN2mYwfgaQ%3D%3D"}],"group":"cf-nel","max_age":604800}
server: cloudflare
x-content-type-options: nosniff
x-frame-options: SAMEORIGIN
x-xss-protection: 1; mode=block

Failed requests

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

Domain: challenge.uccuhacker.tw
URL: https://challenge.uccuhacker.tw/cdn-cgi/challenge-platform/h/g/jsd/r/816f28237c6103d0

Verdicts & Comments Add Verdict or Comment

2 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| __cfBeacon

1 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
			.radar.cloudflare.com/	1970-01-20 15:30:49	Name: __cf_bm Value: ixsLKK8TyIlSbevgE2LRrsBa6zwFpvZFAchNakQ_4OQ-1697447301-0-AQq5fUd8r8e+OVnI0wBoriFZ9383EVfI/r6x5ysx6APZzdujvx72lFC8sP+F/Gb1Afy0couLau6qySo4ySySr9c=

3 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: http://challenge.uccuhacker.tw/ Message: Failed to load resource: the server responded with a status of 403 (Forbidden)
javascript	error	URL: about:blank Message: Access to XMLHttpRequest at 'https://challenge.uccuhacker.tw/cdn-cgi/challenge-platform/h/g/jsd/r/816f28237c6103d0' (redirected from 'http://challenge.uccuhacker.tw/cdn-cgi/challenge-platform/h/g/jsd/r/816f28237c6103d0') from origin 'http://challenge.uccuhacker.tw' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested resource.
network	error	URL: https://challenge.uccuhacker.tw/cdn-cgi/challenge-platform/h/g/jsd/r/816f28237c6103d0 Message: Failed to load resource: net::ERR_FAILED

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
X-Frame-Options	SAMEORIGIN
X-Xss-Protection	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.

challenge.uccuhacker.tw
performance.radar.cloudflare.com
static.cloudflareinsights.com
challenge.uccuhacker.tw
104.21.10.160
2606:4700::6810:3965
2606:4700::6812:1e4e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challenge.uccuhacker.tw Open in urlscan Pro 104.21.10.160 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page Title

Detected technologies

Page Statistics

9 Requests

33 %HTTPS

67 %IPv6

3 Domains

3 Subdomains

4 IPs

2 Countries

21 kBTransfer

47 kBSize

1 Cookies

1 Outgoing links

Redirected requests

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

Request headers

Response 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

Redirect headers

Request headers

Response headers

Request headers

Response headers

Failed requests

Verdicts & Comments Add Verdict or Comment

2 JavaScript Global Variables

1 Cookies

3 Console Messages

Security Headers

Indicators

challenge.uccuhacker.tw Open in urlscan Pro
104.21.10.160 Public Scan

Screenshot
Live screenshot

Full Image

9
Requests

33 %
HTTPS

67 %
IPv6

3
Domains

3
Subdomains

4
IPs

2
Countries

21 kB
Transfer

47 kB
Size

1
Cookies

9 HTTP transactions
1 data transactions