URL: https://ctf-2024.gnuradio.org/
Submission: On August 05 via api from US — Scanned from US

Summary

This website contacted 2 IPs in 1 countries across 1 domains to perform 11 HTTP transactions. The main IP is 140.211.167.17, located in Corvallis, United States and belongs to LINK-OREGON, US. The main domain is ctf-2024.gnuradio.org.
TLS certificate: Issued by E6 on August 4th 2024. Valid for: 3 months.
This is the only time ctf-2024.gnuradio.org was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
10 140.211.167.17 3701 (LINK-OREGON)
1 2001:19f0:800... 20473 (AS-CHOOPA)
11 2
Apex Domain
Subdomains
Transfer
11 gnuradio.org
ctf-2024.gnuradio.org
events.gnuradio.org
793 KB
11 1
Domain Requested by
10 ctf-2024.gnuradio.org ctf-2024.gnuradio.org
1 events.gnuradio.org ctf-2024.gnuradio.org
11 2

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

Domain
ctf-2023.gnuradio.org
ctf-2022.gnuradio.org
grcon-ctf.online
ctfd.io
Subject Issuer Validity Valid
ctf-03.gnuradio.org
E6
2024-08-04 -
2024-11-02
3 months crt.sh
indico.gnuradio.org
R11
2024-06-13 -
2024-09-11
3 months crt.sh

This page contains 1 frames:

Primary Page: https://ctf-2024.gnuradio.org/
Frame ID: 70F8990CE6F585AD4CD4834DE34AF01A
Requests: 11 HTTP requests in this frame

Screenshot

Page Title

GRCon 2024 CTF

Detected technologies

Overall confidence: 75%
Detected patterns
  • <[^>]+[^\w-]x-data[^\w-][^<]+

Page Statistics

11
Requests

100 %
HTTPS

50 %
IPv6

1
Domains

2
Subdomains

2
IPs

1
Countries

793 kB
Transfer

798 kB
Size

1
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

11 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
ctf-2024.gnuradio.org/
6 KB
3 KB
Document
General
Full URL
https://ctf-2024.gnuradio.org/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
140.211.167.17 Corvallis, United States, ASN3701 (LINK-OREGON, US),
Reverse DNS
140-211-167-17-openstack.osuosl.org
Software
nginx/1.26.1 /
Resource Hash
340c65fb7a7d3651eb36371f5858f2c205a98baa55f26968cdca359651afe431

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Connection
keep-alive
Content-Encoding
gzip
Content-Type
text/html; charset=utf-8
Cross-Origin-Opener-Policy
same-origin-allow-popups
Date
Mon, 05 Aug 2024 08:08:39 GMT
Server
nginx/1.26.1
Transfer-Encoding
chunked
main.3095e2ea.css
ctf-2024.gnuradio.org/themes/core-beta/static/assets/
337 KB
337 KB
Stylesheet
General
Full URL
https://ctf-2024.gnuradio.org/themes/core-beta/static/assets/main.3095e2ea.css
Requested by
Host: ctf-2024.gnuradio.org
URL: https://ctf-2024.gnuradio.org/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
140.211.167.17 Corvallis, United States, ASN3701 (LINK-OREGON, US),
Reverse DNS
140-211-167-17-openstack.osuosl.org
Software
nginx/1.26.1 /
Resource Hash
3095e2ea0c12936df83b2e0c02443bce6f041ad8b6ca7a0132cce4423b09b745

Request headers

Referer
https://ctf-2024.gnuradio.org/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Date
Mon, 05 Aug 2024 08:08:39 GMT
Last-Modified
Sun, 04 Aug 2024 16:42:55 GMT
Server
nginx/1.26.1
Cross-Origin-Opener-Policy
same-origin-allow-popups
ETag
"1722789775.3059082-344964-3108247001"
Content-Type
text/css; charset=utf-8
Cache-Control
public, max-age=3600
Content-Disposition
inline; filename=main.3095e2ea.css
Connection
keep-alive
Content-Length
344964
Expires
Mon, 05 Aug 2024 09:08:39 GMT
logo-373878867.png
events.gnuradio.org/event/24/
52 KB
52 KB
Image
General
Full URL
https://events.gnuradio.org/event/24/logo-373878867.png
Requested by
Host: ctf-2024.gnuradio.org
URL: https://ctf-2024.gnuradio.org/
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
2001:19f0:8001:7d5:5400:3ff:fe15:f71 Kent, United States, ASN20473 (AS-CHOOPA, US),
Reverse DNS
Software
nginx /
Resource Hash
36f16bc8e8e76edb03aa2256804cf3fcfd67e71b777633cf20cdaaea52130192
Security Headers
Name Value
Content-Security-Policy script-src 'self'; object-src 'self'
Strict-Transport-Security max-age=63072000; includeSubDomains; preload
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 1; mode=block

Request headers

Referer
https://ctf-2024.gnuradio.org/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Date
Mon, 05 Aug 2024 08:08:40 GMT
Content-Security-Policy
script-src 'self'; object-src 'self'
X-Content-Type-Options
nosniff
Strict-Transport-Security
max-age=63072000; includeSubDomains; preload
Server
nginx
X-Frame-Options
DENY
X-Indico-URL
/event/24/logo-373878867.png
Content-Type
image/png
Cache-Control
no-cache
Content-Disposition
inline; filename=grcon24-logo-wide.png
Connection
keep-alive
Content-Length
53160
X-XSS-Protection
1; mode=block
index.7e48942e.js
ctf-2024.gnuradio.org/themes/core-beta/static/assets/
208 KB
209 KB
Script
General
Full URL
https://ctf-2024.gnuradio.org/themes/core-beta/static/assets/index.7e48942e.js
Requested by
Host: ctf-2024.gnuradio.org
URL: https://ctf-2024.gnuradio.org/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
140.211.167.17 Corvallis, United States, ASN3701 (LINK-OREGON, US),
Reverse DNS
140-211-167-17-openstack.osuosl.org
Software
nginx/1.26.1 /
Resource Hash
4ac515705511ebad4f2594aa264ded17860d065e3c4480c80cf84d30d66a19a5

Request headers

Referer
https://ctf-2024.gnuradio.org/
Origin
https://ctf-2024.gnuradio.org
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Date
Mon, 05 Aug 2024 08:08:39 GMT
Last-Modified
Sun, 04 Aug 2024 16:42:55 GMT
Server
nginx/1.26.1
Cross-Origin-Opener-Policy
same-origin-allow-popups
ETag
"1722789775.3059082-213460-3144422846"
Content-Type
application/javascript; charset=utf-8
Cache-Control
public, max-age=3600
Content-Disposition
inline; filename=index.7e48942e.js
Connection
keep-alive
Content-Length
213460
Expires
Mon, 05 Aug 2024 09:08:39 GMT
page.328a4621.js
ctf-2024.gnuradio.org/themes/core-beta/static/assets/
88 B
538 B
Script
General
Full URL
https://ctf-2024.gnuradio.org/themes/core-beta/static/assets/page.328a4621.js
Requested by
Host: ctf-2024.gnuradio.org
URL: https://ctf-2024.gnuradio.org/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
140.211.167.17 Corvallis, United States, ASN3701 (LINK-OREGON, US),
Reverse DNS
140-211-167-17-openstack.osuosl.org
Software
nginx/1.26.1 /
Resource Hash
52593e8d20e23d7fb1ffc46f0abf8211fc9808aaf972fcb054fd752caf882d2d

Request headers

Referer
https://ctf-2024.gnuradio.org/
Origin
https://ctf-2024.gnuradio.org
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Date
Mon, 05 Aug 2024 08:08:39 GMT
Last-Modified
Sun, 04 Aug 2024 16:42:55 GMT
Server
nginx/1.26.1
Cross-Origin-Opener-Policy
same-origin-allow-popups
ETag
"1722789775.3059082-88-2709853442"
Content-Type
application/javascript; charset=utf-8
Cache-Control
public, max-age=3600
Content-Disposition
inline; filename=page.328a4621.js
Connection
keep-alive
Content-Length
88
Expires
Mon, 05 Aug 2024 09:08:39 GMT
lato-latin-400-normal.woff2
ctf-2024.gnuradio.org/themes/core-beta/static/webfonts/
23 KB
23 KB
Font
General
Full URL
https://ctf-2024.gnuradio.org/themes/core-beta/static/webfonts/lato-latin-400-normal.woff2
Requested by
Host: ctf-2024.gnuradio.org
URL: https://ctf-2024.gnuradio.org/themes/core-beta/static/assets/main.3095e2ea.css
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
140.211.167.17 Corvallis, United States, ASN3701 (LINK-OREGON, US),
Reverse DNS
140-211-167-17-openstack.osuosl.org
Software
nginx/1.26.1 /
Resource Hash
918b7dc3e2e2d015c16ce08b57bcb64d2253bafc1707658f361e72865498e537

Request headers

Referer
https://ctf-2024.gnuradio.org/themes/core-beta/static/assets/main.3095e2ea.css
Origin
https://ctf-2024.gnuradio.org
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Date
Mon, 05 Aug 2024 08:08:40 GMT
Last-Modified
Sun, 04 Aug 2024 16:42:55 GMT
Server
nginx/1.26.1
Cross-Origin-Opener-Policy
same-origin-allow-popups
ETag
"1722789775.317909-23580-3957988020"
Content-Type
application/octet-stream
Cache-Control
public, max-age=3600
Content-Disposition
inline; filename=lato-latin-400-normal.woff2
Connection
keep-alive
Content-Length
23580
Expires
Mon, 05 Aug 2024 09:08:40 GMT
fa-solid-900.woff2
ctf-2024.gnuradio.org/themes/core-beta/static/webfonts/
153 KB
153 KB
Font
General
Full URL
https://ctf-2024.gnuradio.org/themes/core-beta/static/webfonts/fa-solid-900.woff2
Requested by
Host: ctf-2024.gnuradio.org
URL: https://ctf-2024.gnuradio.org/themes/core-beta/static/assets/main.3095e2ea.css
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
140.211.167.17 Corvallis, United States, ASN3701 (LINK-OREGON, US),
Reverse DNS
140-211-167-17-openstack.osuosl.org
Software
nginx/1.26.1 /
Resource Hash
9fc85f3a4544ab0d570c7f8f9bbb88db8d92c359b2707580ea8b07c75673eae2

Request headers

Referer
https://ctf-2024.gnuradio.org/themes/core-beta/static/assets/main.3095e2ea.css
Origin
https://ctf-2024.gnuradio.org
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Date
Mon, 05 Aug 2024 08:08:40 GMT
Last-Modified
Sun, 04 Aug 2024 16:42:55 GMT
Server
nginx/1.26.1
Cross-Origin-Opener-Policy
same-origin-allow-popups
ETag
"1722789775.3139088-156496-75896605"
Content-Type
application/octet-stream
Cache-Control
public, max-age=3600
Content-Disposition
inline; filename=fa-solid-900.woff2
Connection
keep-alive
Content-Length
156496
Expires
Mon, 05 Aug 2024 09:08:40 GMT
notification.webm
ctf-2024.gnuradio.org/themes/core/static/sounds/
13 KB
13 KB
XHR
General
Full URL
https://ctf-2024.gnuradio.org/themes/core/static/sounds/notification.webm
Requested by
Host: ctf-2024.gnuradio.org
URL: https://ctf-2024.gnuradio.org/themes/core-beta/static/assets/index.7e48942e.js
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
140.211.167.17 Corvallis, United States, ASN3701 (LINK-OREGON, US),
Reverse DNS
140-211-167-17-openstack.osuosl.org
Software
nginx/1.26.1 /
Resource Hash
fee895ba2d8ac31634cbf5658d71997af55e72909bd9b94b11ae0e807af1a389

Request headers

Referer
https://ctf-2024.gnuradio.org/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Date
Mon, 05 Aug 2024 08:08:40 GMT
Last-Modified
Sun, 04 Aug 2024 16:42:55 GMT
Server
nginx/1.26.1
Cross-Origin-Opener-Policy
same-origin-allow-popups
ETag
"1722789775.4299157-13257-1580995969"
Content-Type
video/webm
Cache-Control
public, max-age=3600
Content-Disposition
inline; filename=notification.webm
Connection
keep-alive
Content-Length
13257
Expires
Mon, 05 Aug 2024 09:08:40 GMT
notifications
ctf-2024.gnuradio.org/api/v1/
0
0
Fetch
General
Full URL
https://ctf-2024.gnuradio.org/api/v1/notifications?since_id=0
Requested by
Host: ctf-2024.gnuradio.org
URL: https://ctf-2024.gnuradio.org/themes/core-beta/static/assets/index.7e48942e.js
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
140.211.167.17 Corvallis, United States, ASN3701 (LINK-OREGON, US),
Reverse DNS
140-211-167-17-openstack.osuosl.org
Software
nginx/1.26.1 /
Resource Hash

Request headers

Accept
application/json
CSRF-Token
c379d24ed0542ece10372b92a66524a8e468afbb719057964d5be5115fe25eab
Referer
https://ctf-2024.gnuradio.org/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36
Content-Type
application/json

Response headers

Date
Mon, 05 Aug 2024 08:08:40 GMT
Server
nginx/1.26.1
Connection
keep-alive
Cross-Origin-Opener-Policy
same-origin-allow-popups
Result-Count
0
Content-Length
0
Content-Type
text/html; charset=utf-8
events
ctf-2024.gnuradio.org/
5 KB
0
EventSource
General
Full URL
https://ctf-2024.gnuradio.org/events
Requested by
Host: ctf-2024.gnuradio.org
URL: https://ctf-2024.gnuradio.org/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
140.211.167.17 Corvallis, United States, ASN3701 (LINK-OREGON, US),
Reverse DNS
140-211-167-17-openstack.osuosl.org
Software
nginx/1.26.1 /
Resource Hash

Request headers

Accept
text/event-stream
Cache-Control
no-cache
Referer
https://ctf-2024.gnuradio.org/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Date
Mon, 05 Aug 2024 08:08:40 GMT
Content-Encoding
gzip
Server
nginx/1.26.1
Connection
close
Cross-Origin-Opener-Policy
same-origin-allow-popups
Content-Type
text/html; charset=utf-8
gnuradio_favicon.png
ctf-2024.gnuradio.org/files/445141a93ff5e2a114e0eb0510f27581/
1002 B
1 KB
Other
General
Full URL
https://ctf-2024.gnuradio.org/files/445141a93ff5e2a114e0eb0510f27581/gnuradio_favicon.png
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
140.211.167.17 Corvallis, United States, ASN3701 (LINK-OREGON, US),
Reverse DNS
140-211-167-17-openstack.osuosl.org
Software
nginx/1.26.1 /
Resource Hash
3de67b08bf1c7cc7982b40f8a9e48c1a0a808049898b9a67ab10bb47dfb39966

Request headers

Referer
https://ctf-2024.gnuradio.org/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

Date
Mon, 05 Aug 2024 08:08:40 GMT
Last-Modified
Mon, 05 Aug 2024 04:34:59 GMT
Server
nginx/1.26.1
Cross-Origin-Opener-Policy
same-origin-allow-popups
ETag
"1722832499.3272753-1002-2876839213"
Content-Type
image/png
Cache-Control
no-cache
Content-Disposition
attachment; filename=gnuradio_favicon.png
Connection
keep-alive
Content-Length
1002

Verdicts & Comments Add Verdict or Comment

8 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| init function| HowlerGlobal object| Howler function| Howl function| Sound object| CTFd number| uidEvent object| Alpine

1 Cookies

Domain/Path Name / Value
ctf-2024.gnuradio.org/ Name: session
Value: 91dcf5b3-2b7b-4623-a38d-117f37eb80f5.vw7Du3-Gzoi1JNT3l8STxy2MsHY

1 Console Messages

Source Level URL
Text
network error URL: https://ctf-2024.gnuradio.org/events
Message:
Failed to load resource: the server responded with a status of 403 (FORBIDDEN)