Submitted URL: http://demos.l4d2center.com/
Effective URL: https://demos.l4d2center.com/
Submission: On November 29 via api from US — Scanned from DE

Summary

This website contacted 3 IPs in 1 countries across 2 domains to perform 18 HTTP transactions. The main IP is 2606:4700:20::681a:f84, located in United States and belongs to CLOUDFLARENET, US. The main domain is demos.l4d2center.com.
TLS certificate: Issued by Cloudflare Inc ECC CA-3 on January 26th 2023. Valid for: a year.
This is the only time demos.l4d2center.com was scanned on urlscan.io!

urlscan.io Verdict: No classification


Live information

Domain & IP information

IP Address AS Autonomous System
1 13 2606:4700:20:... 13335 (CLOUDFLAR...)
4 2606:4700::68... 13335 (CLOUDFLAR...)
18 3
Apex Domain
Subdomains
Transfer
13 l4d2center.com
demos.l4d2center.com
170 KB
4 cloudflare.com
challenges.cloudflare.com — Cisco Umbrella Rank: 6439
23 KB
18 2
Domain Requested by
13 demos.l4d2center.com 1 redirects demos.l4d2center.com
4 challenges.cloudflare.com demos.l4d2center.com
challenges.cloudflare.com
18 2

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

Domain
www.cloudflare.com
Subject Issuer Validity Valid
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3
2023-01-26 -
2024-01-26
a year crt.sh
challenges.cloudflare.com
Cloudflare Inc ECC CA-3
2023-08-18 -
2024-08-17
a year crt.sh

This page contains 3 frames:

Primary Page: https://demos.l4d2center.com/
Frame ID: AB4A46E408A48DA5548C839937DDC668
Requests: 18 HTTP requests in this frame

Frame: https://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/g/turnstile/if/ov2/av0/rcv0/0/d8iom/0x4AAAAAAADnPIDROrmt1Wwj/light/normal
Frame ID: 2654AB518E1C895B8DDCAC65D2914D5F
Requests: 1 HTTP requests in this frame

Frame: https://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/g/turnstile/if/ov2/av0/rcv0/0/btm7b/0x4AAAAAAADnPIDROrmt1Wwj/light/normal
Frame ID: 48B271028885D79425CA4F79ED419522
Requests: 1 HTTP requests in this frame

Screenshot

Page Title

Just a moment...

Page URL History Show full URLs

  1. http://demos.l4d2center.com/ HTTP 301
    https://demos.l4d2center.com/ Page URL
  2. https://demos.l4d2center.com/ Page URL

Page Statistics

18
Requests

89 %
HTTPS

100 %
IPv6

2
Domains

2
Subdomains

3
IPs

1
Countries

192 kB
Transfer

481 kB
Size

1
Cookies

Page URL History

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

  1. http://demos.l4d2center.com/ HTTP 301
    https://demos.l4d2center.com/ Page URL
  2. https://demos.l4d2center.com/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 0
  • http://demos.l4d2center.com/ HTTP 301
  • https://demos.l4d2center.com/

18 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
/
demos.l4d2center.com/
Redirect Chain
  • http://demos.l4d2center.com/
  • https://demos.l4d2center.com/
6 KB
5 KB
Document
General
Full URL
https://demos.l4d2center.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::681a:f84 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
94f2db600b6d920daac17d74f995e6f92a7f9a7d82505297462690902ba87655
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

cache-control
private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
cf-mitigated
challenge
cf-ray
82d921550b31364d-FRA
content-encoding
br
content-type
text/html; charset=UTF-8
cross-origin-embedder-policy
require-corp
cross-origin-opener-policy
same-origin
cross-origin-resource-policy
same-origin
date
Wed, 29 Nov 2023 07:27:48 GMT
expires
Thu, 01 Jan 1970 00:00:01 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
origin-agent-cluster
?1
permissions-policy
accelerometer=(),autoplay=(),browsing-topics=(),camera=(),clipboard-read=(),clipboard-write=(),geolocation=(),gyroscope=(),hid=(),interest-cohort=(),magnetometer=(),microphone=(),payment=(),publickey-credentials-get=(),screen-wake-lock=(),serial=(),sync-xhr=(),usb=()
referrer-policy
same-origin
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=EztYIUwwGxidcgp3JIFeik6fgx7VE3fNss8fj9697XPNXcmqIj9256F6N2lc7ke45ypka5%2F89wGFMJ8H8knAHzZvSPlR1wOOqOkHi6ciFZVThAAKSvsCtJBfKcTxswCjibzqCCyiDL9iIVslPY68dU3j"}],"group":"cf-nel","max_age":604800}
server
cloudflare
vary
Accept-Encoding
x-frame-options
SAMEORIGIN

Redirect headers

CF-RAY
82d92154cd9d18c9-FRA
Cache-Control
max-age=3600
Connection
keep-alive
Date
Wed, 29 Nov 2023 07:27:47 GMT
Expires
Wed, 29 Nov 2023 08:27:47 GMT
Location
https://demos.l4d2center.com/
NEL
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Report-To
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=GLBDSDpUJxTSiL1ALecpT2j1%2BAfdSim9Vk%2FRjj8x4KuHZZqlYJIyja6AXSvw67ezBZXtqrg%2BQurSbWjZa%2F8RQF6PKTb4PaiCrVTuBtc6hjOkMaIH%2B%2FsquuXP3KSkNsUGubSezmxJ4BHNK%2BbbKrscO1dr"}],"group":"cf-nel","max_age":604800}
Server
cloudflare
Transfer-Encoding
chunked
Vary
Accept-Encoding
challenges.css
demos.l4d2center.com/cdn-cgi/styles/
6 KB
3 KB
Stylesheet
General
Full URL
https://demos.l4d2center.com/cdn-cgi/styles/challenges.css
Requested by
Host: demos.l4d2center.com
URL: https://demos.l4d2center.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::681a:f84 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
2b0bd09c1cc7119d27e45353a59bf6c2721563e1689853ff704057a7439508d2
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://demos.l4d2center.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Wed, 29 Nov 2023 07:27:48 GMT
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Thu, 16 Nov 2023 21:55:48 GMT
server
cloudflare
etag
W/"65568fe4-19c8"
x-frame-options
DENY
vary
Accept-Encoding
content-type
text/css
cache-control
max-age=7200, public
cf-ray
82d921553b4f364d-FRA
expires
Wed, 29 Nov 2023 09:27:48 GMT
v1
demos.l4d2center.com/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/
177 KB
60 KB
Script
General
Full URL
https://demos.l4d2center.com/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=82d921550b31364d
Requested by
Host: demos.l4d2center.com
URL: https://demos.l4d2center.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::681a:f84 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
501292684b4a9a1e7b14542f13432789fc78a3e5126b17c3560aac465881ab58

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://demos.l4d2center.com/?__cf_chl_rt_tk=1vUIvI6RqMaOM.BhwkVWGLImTvBBuuwZZC9yLxplt6Q-1701242868-0-gaNycGzNDPs
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Wed, 29 Nov 2023 07:27:48 GMT
content-encoding
br
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=YUnFIkSPTfNLOsWyGiJvm5Xv1QQs2HZ1wJ9YhRsh7BjJR9C04D9G3xAeoEZK8L%2F9sqLZ%2BGoxRkW%2FAUONanLUYjCC51dA66%2BLEEimu9CiQ4jQdoo1taJKPeWGxjUGceeEk%2BGyDMpoX5ncM%2BhFprgauBIO"}],"group":"cf-nel","max_age":604800}
content-type
application/javascript; charset=UTF-8
cache-control
private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
cf-ray
82d921554b6f364d-FRA
api.js
challenges.cloudflare.com/turnstile/v0/g/9914b343/
33 KB
11 KB
Script
General
Full URL
https://challenges.cloudflare.com/turnstile/v0/g/9914b343/api.js?onload=FAIg1&render=explicit
Requested by
Host: demos.l4d2center.com
URL: https://demos.l4d2center.com/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=82d921550b31364d
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6811:2b8 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
51cd12da61a7401c73472b2ac77067adfa30e9fc0545b4b7c240e9154e011fc7

Request headers

Referer
Origin
https://demos.l4d2center.com
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/119.0.6045.159 Safari/537.36

Response headers

date
Wed, 29 Nov 2023 07:27:48 GMT
content-encoding
br
server
cloudflare
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
max-age=31536000
cf-ray
82d921559f8c9207-FRA
alt-svc
h3=":443"; ma=86400
favicon.ico
demos.l4d2center.com/
6 KB
6 KB
Image
General
Full URL
https://demos.l4d2center.com/favicon.ico
Requested by
Host: demos.l4d2center.com
URL: https://demos.l4d2center.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::681a:f84 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
0b3908ff9aa8676a754af176b7608800157c8943df6b252d0113ab32e2ff6dae
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://demos.l4d2center.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Wed, 29 Nov 2023 07:27:48 GMT
content-encoding
br
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cross-origin-embedder-policy
require-corp
cross-origin-resource-policy
same-origin
referrer-policy
same-origin
server
cloudflare
cross-origin-opener-policy
same-origin
cf-mitigated
challenge
x-frame-options
SAMEORIGIN
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=2BPANjhI%2BfSGjt83DK0IJrn4H2LyU%2FTS%2FESDIQSqruaSQFS8WuHXKZsY%2BhENIrB3aq7n6HBFwE4n7ySaMaoAE%2FrICXzAtJxXjBIL%2B86B%2FH5dXXMejx7rpejhIFj01R92eJgdtDjLRbvz3wJcb47oGAPj"}],"group":"cf-nel","max_age":604800}
content-type
text/html; charset=UTF-8
vary
Accept-Encoding
origin-agent-cluster
?1
cache-control
private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
permissions-policy
accelerometer=(),autoplay=(),browsing-topics=(),camera=(),clipboard-read=(),clipboard-write=(),geolocation=(),gyroscope=(),hid=(),interest-cohort=(),magnetometer=(),microphone=(),payment=(),publickey-credentials-get=(),screen-wake-lock=(),serial=(),sync-xhr=(),usb=()
cf-ray
82d921557b96364d-FRA
expires
Thu, 01 Jan 1970 00:00:01 GMT
truncated
/
586 B
0
Image
General
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
fc95732d9ff3b17fcb3e64fd12c0d451c38e64e1a4b420c556a7feb756a0a3fa

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/119.0.6045.159 Safari/537.36

Response headers

Content-Type
image/png
1c5c9542-4ede-42a1-a847-ce8023a451cd
https://demos.l4d2center.com/
13 B
0
Other
General
Full URL
blob:https://demos.l4d2center.com/1c5c9542-4ede-42a1-a847-ce8023a451cd
Requested by
Host: demos.l4d2center.com
URL: https://demos.l4d2center.com/
Protocol
BLOB
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
8860e7fef89219a219cb11d18bd8e4a322f32072613f86e935e7fe162ab69c04

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://demos.l4d2center.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

Content-Length
13
Content-Type
text/javascript
dfaa13575ecbe49
demos.l4d2center.com/cdn-cgi/challenge-platform/h/g/flow/ov1/579667916:1701239327:8q6OP9hABLvC2c5xB4B3b169mMA7Jf1SlY04qX2GdCw/82d921550b31364d/
12 KB
10 KB
XHR
General
Full URL
https://demos.l4d2center.com/cdn-cgi/challenge-platform/h/g/flow/ov1/579667916:1701239327:8q6OP9hABLvC2c5xB4B3b169mMA7Jf1SlY04qX2GdCw/82d921550b31364d/dfaa13575ecbe49
Requested by
Host: demos.l4d2center.com
URL: https://demos.l4d2center.com/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=82d921550b31364d
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::681a:f84 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
c604f42409ba380b876b1a484d4795d6c853081cf459e2985420845344a87a9b

Request headers

Referer
https://demos.l4d2center.com/
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/119.0.6045.159 Safari/537.36
CF-Challenge
dfaa13575ecbe49
Content-type
application/x-www-form-urlencoded

Response headers

date
Wed, 29 Nov 2023 07:27:48 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=hzgvBp5MHF2BmTljYrI2ox1UE8oDzgd1Dopw0%2FD1Rmdj2DowOTd3Buct0C2kw9ziW9S06Y9BfTGa8ulMbkPGOSPztK0KX1r00azy3tL%2BVRs3ck22KC6zXYRe2vhSP%2Buy7%2BalUtpXWc47PEl1R2F6A%2Bh2"}],"group":"cf-nel","max_age":604800}
content-type
text/plain; charset=UTF-8
cf-ray
82d921562c68364d-FRA
cf-chl-gen
zcyKql1kUAgrqQZOoT2uWk2qkFjE9tGzBoRi2hBzRMG6Zuib4NimsqZCL/E0zmrq$RRWdyQoYzToON5Pg6RD+gQ==
normal
challenges.cloudflare.com/cdn-cgi/challenge-platform/h/g/turnstile/if/ov2/av0/rcv0/0/d8iom/0x4AAAAAAADnPIDROrmt1Wwj/light/ Frame 2654
0
0
Document
General
Full URL
https://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/g/turnstile/if/ov2/av0/rcv0/0/d8iom/0x4AAAAAAADnPIDROrmt1Wwj/light/normal
Requested by
Host: challenges.cloudflare.com
URL: https://challenges.cloudflare.com/turnstile/v0/g/9914b343/api.js?onload=FAIg1&render=explicit
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700::6811:2b8 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
Security Headers
Name Value
Content-Security-Policy frame-src https://challenges.cloudflare.com/ blob:; base-uri 'self'

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36
accept-language
de-DE,de;q=0.9

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-ray
82d9215688343734-FRA
content-encoding
br
content-security-policy
frame-src https://challenges.cloudflare.com/ blob:; base-uri 'self'
content-type
text/html; charset=UTF-8
cross-origin-embedder-policy
require-corp
cross-origin-opener-policy
same-origin
cross-origin-resource-policy
cross-origin
date
Wed, 29 Nov 2023 07:27:48 GMT
document-policy
js-profiling
origin-agent-cluster
?1
permissions-policy
accelerometer=(),autoplay=(),browsing-topics=(),camera=(),clipboard-read=(),clipboard-write=(),geolocation=(),gyroscope=(),hid=(),interest-cohort=(),magnetometer=(),microphone=(),payment=(),publickey-credentials-get=(),screen-wake-lock=(),serial=(),sync-xhr=(),usb=()
referrer-policy
same-origin
server
cloudflare
dfaa13575ecbe49
demos.l4d2center.com/cdn-cgi/challenge-platform/h/g/flow/ov1/579667916:1701239327:8q6OP9hABLvC2c5xB4B3b169mMA7Jf1SlY04qX2GdCw/82d921550b31364d/
2 KB
2 KB
XHR
General
Full URL
https://demos.l4d2center.com/cdn-cgi/challenge-platform/h/g/flow/ov1/579667916:1701239327:8q6OP9hABLvC2c5xB4B3b169mMA7Jf1SlY04qX2GdCw/82d921550b31364d/dfaa13575ecbe49
Requested by
Host: demos.l4d2center.com
URL: https://demos.l4d2center.com/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=82d921550b31364d
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::681a:f84 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
b092626e2ced07f0cfd510edb818212d71678f279f7039edf2b36f026b29f8cc

Request headers

Referer
https://demos.l4d2center.com/
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/119.0.6045.159 Safari/537.36
CF-Challenge
dfaa13575ecbe49
Content-type
application/x-www-form-urlencoded

Response headers

cf-chl-out
31dHguz9me4q62C4zSYJ3o/58Xf5ADdPRynLBbKDeMrb5FRVGGMHUT+CXf+5Pyk3PWxwq3h3jI4J/F0bRud0hJw3QxDZ6rdh9NWBY2hhTK0=$WvrpNL6GN4B8H263D2/BkA==
cf-chl-out-s
4/246b4WnX7SR9PFV8tL61xkXEK3v0m3qvXHztBRHiXGiuTZdfPI9bAm36N7MTK9m/3ZyjCXOhUBc9ttHhN7GWjWYSbdW9YGYlSYeVufXOlX4gW1z++KNAF6MQ9cqE+Juf3pJ9f/GElxjJ3xvC06rg==$/0iTbqK+8/v4usJidpqMeQ==
date
Wed, 29 Nov 2023 07:27:48 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=LEGtJ%2BwDTI4f8zqRa2EC4km2a966mp4PS%2B%2B%2FLEYqXRiEOzkO%2BmCUfU58aMH6TInEPj%2Fhcnz3QNY6rMJoAoa28tWAGz%2F2MVfe%2FG6h%2F8C40Le%2BfZlL3Vms6IhT7yhLRBZSgNBE5ClCRXwwrWZsCmSQONg1"}],"group":"cf-nel","max_age":604800}
content-type
text/html; charset=UTF-8
cf-ray
82d92157cdcf364d-FRA
Primary Request /
demos.l4d2center.com/
6 KB
5 KB
Document
General
Full URL
https://demos.l4d2center.com/
Requested by
Host: demos.l4d2center.com
URL: https://demos.l4d2center.com/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=82d921550b31364d
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::681a:f84 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
fc3194bac8aba81e1efb411c0908bcd34ebf7ca36141d3dd095e2a2de2866046
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

Referer
https://demos.l4d2center.com/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

cache-control
private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
cf-mitigated
challenge
cf-ray
82d921683b45364d-FRA
content-encoding
br
content-type
text/html; charset=UTF-8
cross-origin-embedder-policy
require-corp
cross-origin-opener-policy
same-origin
cross-origin-resource-policy
same-origin
date
Wed, 29 Nov 2023 07:27:51 GMT
expires
Thu, 01 Jan 1970 00:00:01 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
origin-agent-cluster
?1
permissions-policy
accelerometer=(),autoplay=(),browsing-topics=(),camera=(),clipboard-read=(),clipboard-write=(),geolocation=(),gyroscope=(),hid=(),interest-cohort=(),magnetometer=(),microphone=(),payment=(),publickey-credentials-get=(),screen-wake-lock=(),serial=(),sync-xhr=(),usb=()
referrer-policy
same-origin
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=PkqOjLaqJSJcP222XS%2BkroZ6WWO2Z2hlFhRAWjXDOBddcyEsUPTu60yWybebMisiv7kHbvJiSxiW9Y3zcdjB4gGyFNDozyzqx1RHyybfkVSmXkdCuPKgcyUQwzc%2FeOzRnJSecq%2F4lbED4poHv2xzXSIP"}],"group":"cf-nel","max_age":604800}
server
cloudflare
vary
Accept-Encoding
x-frame-options
SAMEORIGIN
challenges.css
demos.l4d2center.com/cdn-cgi/styles/
6 KB
3 KB
Stylesheet
General
Full URL
https://demos.l4d2center.com/cdn-cgi/styles/challenges.css
Requested by
Host: demos.l4d2center.com
URL: https://demos.l4d2center.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::681a:f84 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
2b0bd09c1cc7119d27e45353a59bf6c2721563e1689853ff704057a7439508d2
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://demos.l4d2center.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Wed, 29 Nov 2023 07:27:51 GMT
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Thu, 16 Nov 2023 21:55:48 GMT
server
cloudflare
etag
W/"65568fe4-19c8"
x-frame-options
DENY
vary
Accept-Encoding
content-type
text/css
cache-control
max-age=7200, public
cf-ray
82d921686b5f364d-FRA
expires
Wed, 29 Nov 2023 09:27:51 GMT
v1
demos.l4d2center.com/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/
170 KB
58 KB
Script
General
Full URL
https://demos.l4d2center.com/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=82d921683b45364d
Requested by
Host: demos.l4d2center.com
URL: https://demos.l4d2center.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::681a:f84 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
9afd18bced9ee013f1290beb699623dbdb8da207bc85b81feca02b8928624baf

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://demos.l4d2center.com/?__cf_chl_rt_tk=Avu5E5jFqjpjFIU6TppRUmW5QueI4f_sueCdtjb0p3o-1701242871-0-gaNycGzNCmU
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Wed, 29 Nov 2023 07:27:51 GMT
content-encoding
br
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=tOFAyrpa0QGvrhBhQlxK3MVL%2F4APC0IMI34PirTSaus1zJqdQSzLY9XDAdJbHvwUyAS7Sw%2BTcNc4s7PesOk%2BQ2o%2BTMVUMhQ8%2FIHY%2BRU97a9pmKzqFPIbRaJvp%2BGKieCGTh6XO8pHW2kwY4j5JAK8TtG%2B"}],"group":"cf-nel","max_age":604800}
content-type
application/javascript; charset=UTF-8
cache-control
private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
cf-ray
82d921687b72364d-FRA
api.js
challenges.cloudflare.com/turnstile/v0/g/9914b343/
33 KB
11 KB
Script
General
Full URL
https://challenges.cloudflare.com/turnstile/v0/g/9914b343/api.js?onload=FAIg1&render=explicit
Requested by
Host: demos.l4d2center.com
URL: https://demos.l4d2center.com/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=82d921683b45364d
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6811:2b8 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
51cd12da61a7401c73472b2ac77067adfa30e9fc0545b4b7c240e9154e011fc7

Request headers

Referer
Origin
https://demos.l4d2center.com
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/119.0.6045.159 Safari/537.36

Response headers

date
Wed, 29 Nov 2023 07:27:51 GMT
content-encoding
br
server
cloudflare
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
max-age=31536000
cf-ray
82d92168aa8f9207-FRA
alt-svc
h3=":443"; ma=86400
favicon.ico
demos.l4d2center.com/
6 KB
6 KB
Image
General
Full URL
https://demos.l4d2center.com/favicon.ico
Requested by
Host: demos.l4d2center.com
URL: https://demos.l4d2center.com/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::681a:f84 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
34477bcb10df994f45e0739320356abe92df6069747dbba5bc2528827b0d3cdd
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://demos.l4d2center.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

date
Wed, 29 Nov 2023 07:27:51 GMT
content-encoding
br
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
cross-origin-embedder-policy
require-corp
cross-origin-resource-policy
same-origin
referrer-policy
same-origin
server
cloudflare
cross-origin-opener-policy
same-origin
cf-mitigated
challenge
x-frame-options
SAMEORIGIN
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=V1QX63ds6OAJ78EPB2BPDd0wYApc%2FgWTfbW804Yo06EalLs8ibV6H06cCbL4S3wnnGwdNo7P58alrs14N8ao%2Fd31i5yhgcfRgInlKquhuweTTdCcrrAQ6qxQCDAC4wS3VzY68qN%2BHYkQV6aLXzmd2sMJ"}],"group":"cf-nel","max_age":604800}
content-type
text/html; charset=UTF-8
vary
Accept-Encoding
origin-agent-cluster
?1
cache-control
private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
permissions-policy
accelerometer=(),autoplay=(),browsing-topics=(),camera=(),clipboard-read=(),clipboard-write=(),geolocation=(),gyroscope=(),hid=(),interest-cohort=(),magnetometer=(),microphone=(),payment=(),publickey-credentials-get=(),screen-wake-lock=(),serial=(),sync-xhr=(),usb=()
cf-ray
82d92168aba3364d-FRA
expires
Thu, 01 Jan 1970 00:00:01 GMT
truncated
/
586 B
0
Image
General
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
fc95732d9ff3b17fcb3e64fd12c0d451c38e64e1a4b420c556a7feb756a0a3fa

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/119.0.6045.159 Safari/537.36

Response headers

Content-Type
image/png
b294d994-9dac-4b66-8434-6fd189d1f4d3
https://demos.l4d2center.com/
13 B
0
Other
General
Full URL
blob:https://demos.l4d2center.com/b294d994-9dac-4b66-8434-6fd189d1f4d3
Requested by
Host: demos.l4d2center.com
URL: https://demos.l4d2center.com/
Protocol
BLOB
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
8860e7fef89219a219cb11d18bd8e4a322f32072613f86e935e7fe162ab69c04

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://demos.l4d2center.com/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36

Response headers

Content-Length
13
Content-Type
text/javascript
5efa3b0aa3c1711
demos.l4d2center.com/cdn-cgi/challenge-platform/h/g/flow/ov1/2108449237:1701239201:ujlkcBJNvG6u5i3_DMnSnmK0bXvmPUcGgVJ4h8zUBhA/82d921683b45364d/
12 KB
10 KB
XHR
General
Full URL
https://demos.l4d2center.com/cdn-cgi/challenge-platform/h/g/flow/ov1/2108449237:1701239201:ujlkcBJNvG6u5i3_DMnSnmK0bXvmPUcGgVJ4h8zUBhA/82d921683b45364d/5efa3b0aa3c1711
Requested by
Host: demos.l4d2center.com
URL: https://demos.l4d2center.com/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=82d921683b45364d
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::681a:f84 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
8b559a6951856695c46eb1376440b3608f346a5304fcc8e2e60bc853ab207a71

Request headers

Referer
https://demos.l4d2center.com/
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/119.0.6045.159 Safari/537.36
CF-Challenge
5efa3b0aa3c1711
Content-type
application/x-www-form-urlencoded

Response headers

date
Wed, 29 Nov 2023 07:27:51 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=fQgEuao3xmO3Htd4w9S2tXa1N%2B9EAL2%2FBiMzRhjZCp5jTT64cPdXCqGJaCp%2BSUWcftOFzx24RbpdVrwwnLXt8FrGh9KXpVvHcUsu4GYfsrlnjk%2BpeZctwHjc6ilEKWBrZVc1mrhhijPC1TXAf%2Fs7ofKu"}],"group":"cf-nel","max_age":604800}
content-type
text/plain; charset=UTF-8
cf-ray
82d921695c3f364d-FRA
cf-chl-gen
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normal
challenges.cloudflare.com/cdn-cgi/challenge-platform/h/g/turnstile/if/ov2/av0/rcv0/0/btm7b/0x4AAAAAAADnPIDROrmt1Wwj/light/ Frame 48B2
0
0
Document
General
Full URL
https://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/g/turnstile/if/ov2/av0/rcv0/0/btm7b/0x4AAAAAAADnPIDROrmt1Wwj/light/normal
Requested by
Host: challenges.cloudflare.com
URL: https://challenges.cloudflare.com/turnstile/v0/g/9914b343/api.js?onload=FAIg1&render=explicit
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
2606:4700::6811:2b8 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
Security Headers
Name Value
Content-Security-Policy frame-src https://challenges.cloudflare.com/ blob:; base-uri 'self'

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.6045.159 Safari/537.36
accept-language
de-DE,de;q=0.9

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-ray
82d9216999da3734-FRA
content-encoding
br
content-security-policy
frame-src https://challenges.cloudflare.com/ blob:; base-uri 'self'
content-type
text/html; charset=UTF-8
cross-origin-embedder-policy
require-corp
cross-origin-opener-policy
same-origin
cross-origin-resource-policy
cross-origin
date
Wed, 29 Nov 2023 07:27:51 GMT
document-policy
js-profiling
origin-agent-cluster
?1
permissions-policy
accelerometer=(),autoplay=(),browsing-topics=(),camera=(),clipboard-read=(),clipboard-write=(),geolocation=(),gyroscope=(),hid=(),interest-cohort=(),magnetometer=(),microphone=(),payment=(),publickey-credentials-get=(),screen-wake-lock=(),serial=(),sync-xhr=(),usb=()
referrer-policy
same-origin
server
cloudflare
5efa3b0aa3c1711
demos.l4d2center.com/cdn-cgi/challenge-platform/h/g/flow/ov1/2108449237:1701239201:ujlkcBJNvG6u5i3_DMnSnmK0bXvmPUcGgVJ4h8zUBhA/82d921683b45364d/
2 KB
2 KB
XHR
General
Full URL
https://demos.l4d2center.com/cdn-cgi/challenge-platform/h/g/flow/ov1/2108449237:1701239201:ujlkcBJNvG6u5i3_DMnSnmK0bXvmPUcGgVJ4h8zUBhA/82d921683b45364d/5efa3b0aa3c1711
Requested by
Host: demos.l4d2center.com
URL: https://demos.l4d2center.com/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=82d921683b45364d
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:20::681a:f84 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
d766da62b337a5700eaef02c42e47b5a67b468267e7b95e0d993eb57cb4715e0

Request headers

Referer
https://demos.l4d2center.com/
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/119.0.6045.159 Safari/537.36
CF-Challenge
5efa3b0aa3c1711
Content-type
application/x-www-form-urlencoded

Response headers

cf-chl-out
f1hvfKMPzlvEN/ZireysybcwsazYfwkhvTy/trMYEVrhz+Ibw1ttralfPyFSxsvnYkGldL0XJGfkqH3xJMc7cDh0wZBiMZSTIUWQOYw74y8=$rqfxsnRQ5yQaZmRiI7X/pA==
cf-chl-out-s
Ftv6C+IekRChEekMP5bycdtP8GZcHZqk+pMcV/xMlNAbzOAtaStMMOIiToujx+v9os+BW18fe+AtN3tGAzwv3JfxVIr/xcl2slnDCZKhpUzMfH96Y5jCTKVp7Ze3NqHgRIY1FfYyCwNlSiDE7gcVp2wtrDfx5e6kGtw8stCdpmbvmP0ka+47PuOTz5tXjL6P75aHUeEyv3lv7KOCZrxjwa57t3SW9dAjkEclJpc11bu6YsIFSFEteBqwuJn/CYCh$VUmucg1on/Ny66UwjNjkdw==
date
Wed, 29 Nov 2023 07:27:51 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=sLn4gsa2sWsEk%2FbE6YtxBADeAa07eEitFlc4Z2oBOmPc%2FC86LnzwJd9nEsbolKN%2FmGS3pkN8EodsyDqaf62PORgnHAOye24ap%2BGmINIET2JpcZZmPnyuj2%2FfjeWoGEaJ3WzW1d9IMxfLEof0%2B8jricd1"}],"group":"cf-nel","max_age":604800}
content-type
text/html; charset=UTF-8
cf-ray
82d9216aed98364d-FRA

Verdicts & Comments Add Verdict or Comment

15 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| documentPictureInPicture object| _cf_chl_opt function| mgSMVQzBWl function| IyIbT4 function| SgWID6 function| LGYdpr9 function| FdoAsB7 object| nCiPQs6 function| FAIg1 boolean| WrwZ6 function| scUG3 object| BoUQfS8 object| turnstile boolean| CnXTHZ3 string| LPfb7

1 Cookies

Domain/Path Name / Value
demos.l4d2center.com/ Name: cf_chl_rc_m
Value: 1

8 Console Messages

Source Level URL
Text
security warning
Message:
Error with Permissions-Policy header: Origin trial controlled feature not enabled: 'browsing-topics'.
security warning
Message:
Error with Permissions-Policy header: Origin trial controlled feature not enabled: 'interest-cohort'.
network error URL: https://demos.l4d2center.com/
Message:
Failed to load resource: the server responded with a status of 403 ()
network error URL: https://demos.l4d2center.com/favicon.ico
Message:
Failed to load resource: the server responded with a status of 403 ()
security warning
Message:
Error with Permissions-Policy header: Origin trial controlled feature not enabled: 'browsing-topics'.
security warning
Message:
Error with Permissions-Policy header: Origin trial controlled feature not enabled: 'interest-cohort'.
network error URL: https://demos.l4d2center.com/
Message:
Failed to load resource: the server responded with a status of 403 ()
network error URL: https://demos.l4d2center.com/favicon.ico
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-Frame-Options SAMEORIGIN