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Countries
OK
https://web.facebook.com/robots.txt
Poland
Country
AS6830
Network
April 26, 2025, 10:55 PM UTC
Date & Time
Websites
Websites
Web Connectivity Test 
Runtime: 411ms
Share on Facebook or Twitter
On April 26, 2025, 10:55 PM UTC, https://web.facebook.com/robots.txt was accessible when tested on AS6830 in Poland.

Failures

HTTP Experiment
null
DNS Experiment
null
Control
null

DNS Queries

Resolver:
62.179.14.228
Query:
IN A web.facebook.com
Engine:
system
Name
Class
TTL
Type
DATA
@
IN
A
57.144.110.141
Query:
IN AAAA web.facebook.com
Engine:
system
Name
Class
TTL
Type
DATA
@
IN
AAAA
2a03:2880:f32e:90:face:b00c:0:2

TCP Connections

Connection to 57.144.110.141:443 succeeded.
Connection to 2a03:2880:f32e:90:face:b00c:0:2:443 succeeded.

HTTP Requests

URL
GET https://web.facebook.com/robots.txt
Response Headers
Cache-Control:
private, no-cache, no-store, must-revalidate
Content-Security-Policy:
default-src blob: 'self' https://*.fbsbx.com *.facebook.com *.fbcdn.net;script-src *.facebook.com *.fbcdn.net 'nonce-er8htEzP' blob: data: 'self' 'wasm-unsafe-eval';style-src *.fbcdn.net data: *.facebook.com 'unsafe-inline';connect-src *.facebook.com facebook.com *.fbcdn.net wss://*.facebook.com:* wss://*.fbcdn.net attachment.fbsbx.com blob: *.cdninstagram.com 'self' http://localhost:3103 wss://gateway.facebook.com wss://edge-chat.facebook.com wss://snaptu-d.facebook.com wss://kaios-d.facebook.com/ *.fbsbx.com *.fb.com;font-src data: *.facebook.com *.fbcdn.net *.fbsbx.com;img-src *.fbcdn.net *.facebook.com data: https://*.fbsbx.com facebook.com *.cdninstagram.com fbsbx.com fbcdn.net blob: android-webview-video-poster: *.fb.com *.oculuscdn.com https://paywithmybank.com/ https://*.paywithmybank.com/;media-src *.cdninstagram.com blob: *.fbcdn.net *.fbsbx.com www.facebook.com *.facebook.com data:;child-src data: blob: 'self' https://*.fbsbx.com *.facebook.com *.fbcdn.net;frame-src *.facebook.com *.fbsbx.com fbsbx.com data: www.instagram.com *.fbcdn.net accounts.meta.com https://paywithmybank.com/ https://*.paywithmybank.com/;manifest-src data: blob: 'self' https://*.fbsbx.com *.facebook.com *.fbcdn.net;object-src data: blob: 'self' https://*.fbsbx.com *.facebook.com *.fbcdn.net;worker-src blob: *.facebook.com data:;block-all-mixed-content;upgrade-insecure-requests;report-uri https://web.facebook.com/csp/reporting/?m=c&minimize=0;
Content-Type:
text/html; charset="utf-8"
Cross-Origin-Opener-Policy:
same-origin-allow-popups
Date:
Sat, 26 Apr 2025 22:55:47 GMT
Expires:
Sat, 01 Jan 2000 00:00:00 GMT
Origin-Agent-Cluster:
?1
Pragma:
no-cache
Proxy-Status:
http_request_error; e_fb_responsebytes="AcNhuKg21mDQdOGZCGV1ZvSAv4v3WQfkIS6IkRAurYaVuqqhF_8HDPoV9Kwt"; e_fb_requesttime="AcPSmcwa5T3tMtVLfXdKZiaZxCwGMvusrnZF6X6rL39JkPZCswp3ygp7zEfhTfdWuKGGdS1o-A"; e_proxy="AcNtTLa6FXcjoZ7Bkz4EPIBVkFs_2QjTI1VVXrGFUOCZxqZjh4BzxP2KMcFcC5Cs1smSZ6ppSMZ00oFreswu"; e_fb_twtaskhandle="AcM22VkpBYeyVPmAtAVektuxzcUpFMJFPuH3Tif0mrFvQ0lPpIgw8RsmiTszE08Lg91ifuMGibAGVpxy2mdbXY77BMP1VawQO5P3GfuFgXjWuAQ"; e_fb_requestsequencenumber="AcNvl-K8Gbtpbn7lMI69ow_nOjibMS5y0lfrliMI2NPyHNWy8l0YXpVhn-Ez"; e_upip="AcNj7Axig8WRGlL9WOVdzQY8YymmczHB19ZL--lUjuOJxGsapArJ-mp113kkQN8hlAJMvyIiXyDAePH13V_agWVkg7JvXRXYrsLlQ4c"; e_fb_zone="AcMZiGWjSp3Wl9Gb_CqgUNqjEBTyebZq5vBgd0sxgKNAqmDGg_t1dugx9Y-d2ax0"; e_fb_binaryversion="AcNvcn3yun8n8lw5v6ntBe6zrNgh_2G_DiORK9SYpzQ4ZgXQCsvnJY4P94ghidPCCyRuM5w58jgRrAkHORucYvLSBmbrhZsAeTM"; e_fb_httpversion="AcMawjdV4FpvTKyjjlW_-J5jQbiSyJbooL8lFimJpaTngwKIfSH1fdhxga0a"; e_fb_requesthandler="AcPmE5vjPRMqKm3BU-G-qxhtenacj18af3-QA_Cv79eJPTVtCCkDZ0PTRNToo8lW2gClX4VS"; e_fb_configversion="AcM7Cwn0pBN-RlaZmsxMFB9SlipLYe4W5ACfqX6QEVzq6tJSn55ycQzV3Q6ukg"; e_fb_vipaddr="AcNvoupT6-5aC0ZDuLZU-6WXIFa57EbqJMD1eDIy-B-FOFB-xL8MKI7r013mKjckBzIvU3_HA8FOoZHwJWYR1njCqSrw_z1_Xg"; e_fb_hostheader="AcMjd_aoRXTq088cdev4hHxDUd2GUie39TzcfgC5lg1Gdj3-XTCwLAZTCPb7ywrRfd4FO03ciQTdTA"; e_fb_builduser="AcNdkoUUoIHFxTtUMQLS54zIPAWmRJouiJT0fM0Fma23mhZ-cvtl6Qs5qZzAbIStFB8"; e_fb_vipport="AcOezIyPOAElJbCexqqwTU-Qw0_Dk0GILgYq3OnisVOG9oDDMzv6C_9BUNh1"; e_clientaddr="AcMRXI2WpmZBlGwHQU9tq9V6f1pocRDlzZU_e5PSFcl60euvFc1kZFxPrssCCud9qlhqZf9UdLYTj5XqYXPPdM39sJSKedVMOXN8nFCjUneNOI--Dw", http_request_error; e_fb_requesttime="AcOl_EpJe0dHmgFpVobDimNQ0XPy3U2D46mef9_13d6eSAAYFNGS9ilhWyBT3CkgVxtGSqp57Q"; e_proxy="AcOJYmIzvYDPYk1iLqoqghsrAbYh3eGTKMKHURLJ1a2uARChnj_odgJqLgatRFinxWWdISVC88DJ284"; e_fb_twtaskhandle="AcOjmDNroAaeI5rF-gJ_9OpX-ty43an0ErphPELhNknAHFnyKb9cAvplnx4aPcEEoT6XDwjd3l4b_1Gqkc64A8OKvcNfN-YuG2s"; e_fb_requestsequencenumber="AcMRB_NsrhEzUE4ILsHHdKv_f5Br5LLh4YRKxPISEKqO-WVKb370Of0Opw"; e_upip="AcN1O6zX-wbfZtDieik8UyHrc3IcaxXYMC1Wwxj5_thQXzPu9HL5TUIV1VUPlo7n9ChGIHR6ecYIU4rUeMm5THsZ_A4yPnT5Og"; e_fb_zone="AcNHoDfm29QJr1cB2G8zD4hgD0NjDtY2-1ULU1auSiIQdaG-U1w38iLKMG2yrQ"; e_fb_binaryversion="AcMhgnR9wPF3OuuDveWxrMKnjifPDsQ0HrWy7TqkccNsRz0TCPCDI5mjHyMX49z5j0vUI4IOn29wLce70ZF-ecrlCcqMh-3ZV5Y"; e_fb_httpversion="AcOGsBDSw2qq-_2DKw2zOPuAk_aMcWXOeylAmByHAiA5wYy524yID6VNeMpc"; e_fb_requesthandler="AcNeq5dK4DEfda4tRuBPImqkpEDBLMNt2aCCQ5wWyoC8XUye-Fa3MGRJzQtGpAvnPklirbW49w"; e_fb_configversion="AcPAwM22qavdG8iodO8NXmuK0Oy-uSXq4sWfvtKpqQYiAncE2R6Z6Pqd3flUzw"; e_fb_vipaddr="AcNNeWFl4qYWpqWM0YYgZ7YRVYKLVNACdPvSW4-L9fUEdN0mh8J7ZEKkS6-rya2n3mOaAEQ0GNo"; e_fb_hostheader="AcOvs0XdwWGLdWXBQOZP62oGkHoAdc9EnCSH2WIpolNj0DoDArHA3f2CBnmlLnag8W8yBxLYnbAN_w"; e_fb_builduser="AcOOfgVxHNHjYZpZg0YBt1e0c-FNPgk6g-0f6KcN1N9AzA_3wyEbzkjuUUicIYO6kME"; e_fb_vipport="AcMGo0Hn3eq2d2PxKM91y5kvRowEpue5k3KhgEbc4W0NaJD_2re6vHAUk5I-"; e_clientaddr="AcOAAjW6F2ChGASY_ENSs_GCVC4l-EWxG8ZJm93HYSpxJUWGslwK3bI2_WFexmpSiOcLlQOvbx48udgk"
Report-To:
{"max_age":2592000,"endpoints":[{"url":"https:\/\/web.facebook.com\/browser_reporting\/coop\/?minimize=0"}],"group":"coop_report","include_subdomains":true}, {"max_age":259200,"endpoints":[{"url":"https:\/\/web.facebook.com\/ajax\/browser_error_reports\/?device_level=unknown&brsid=7497759399738020197&cpp=C3&cv=1022275516&st=1745708147577"}]}
Reporting-Endpoints:
coop_report="https://web.facebook.com/browser_reporting/coop/?minimize=0", default="https://web.facebook.com/ajax/browser_error_reports/?device_level=unknown&brsid=7497759399738020197&cpp=C3&cv=1022275516&st=1745708147577"
Strict-Transport-Security:
max-age=15552000; preload
Vary:
Accept-Encoding
X-Content-Type-Options:
nosniff
X-Fb-Debug:
W22HeTVTsb47sWpKhLKZB7n81ff/e2kYPr8B7vebE+t71QChu1hfKVgMjbgOnurN6T+NZhIb0S1M7F8F5hqqhA==
X-Frame-Options:
DENY
X-Xss-Protection:
0
Response Body
<!DOCTYPE html><html lang="en" id="facebook"><head><title>Error</title><meta charset="utf-8" /><meta http-equiv="Cache-Control" content="no-cache" /><meta name="robots" content="noindex,nofollow" /><style nonce="er8htEzP">html, body { color: #333; font-family: 'Lucida Grande', 'Tahoma', 'Verdana', 'Arial', sans-serif; margin: 0; padding: 0; text-align: center;}
#header { height: 30px; padding-bottom: 10px; padding-top: 10px; text-align: center;}
#icon { width: 30px;}
.core { margin: auto; padding: 1em 0; text-align: left; width: 904px;}
h1 { font-size: 18px;}
p { font-size: 13px;}
.footer { border-top: 1px solid #ddd; color: #777; float: left; font-size: 11px; padding: 5px 8px 6px 0; width: 904px;}</style></head><body><div id="header"><a href="//www.facebook.com/"><img id="icon" src="//static.facebook.com/images/logos/facebook_2x.png" /></a></div><div class="core"><h1>Sorry, something went wrong.</h1><p>We&#039;re working on getting this fixed as soon as we can.</p><p><a id="back" href="//www.facebook.com/">Go back</a></p><div class="footer"> Meta &#169; 2025 &#183; <a href="//www.facebook.com/help/?ref=href052">Help</a></div></div><script nonce="er8htEzP">
              document.getElementById("back").onclick = function() {
                if (history.length > 1) {
                  history.back();
                  return false;
                }
              };
            </script></body></html><!-- @codegen-command : phps GenerateErrorPages --><!-- @generated SignedSource<<a2e14b6d3c6a99777af41324d62f78e6>> -->

Resolver

Resolver ASN
AS6830
Resolver IP
62.179.14.228
Resolver Network Name
Liberty Global B.V.
Report ID
20250426T225525Z_webconnectivity_PL_6830_n1_RsXntMONFsOSw7Lf
Platform
android
Software Name
ooniprobe-android-unattended (5.0.6)
Measurement Engine
ooniprobe-engine (3.25.0)

Raw Measurement Data

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