web.facebook.com Website Review

web.facebook.com - Basic Information

web.facebook.com - Pages Indexed

Baidu:
Bing:
Google:

web.facebook.com - Page Information

Title:
Facebook
Meta keywords:
Unknown
Meta description:
登录 Facebook,与好友、家人和认识的人分享和建立联系。
H1:
Facebook

web.facebook.com - Site Technology

Server:
Unknown
SSL Secure:
Available
robots.txt:
XML Sitemap:
Unavailable
Gzip Compress:
Available
favicon.ico:

web.facebook.com - HTTP Header Analysis

HTTP header fields are components of the message header of requests and responses in the Hypertext Transfer Protocol (HTTP). They define the operating parameters of an HTTP transaction. The header fields are not directly displayed by normal web browsers like Internet Explorer, Google Chrome, Firefox etc. Below is the HTTP Header information of web.facebook.com:
HTTP/1.1 200 OK
Content-Encoding: gzip
Pragma: no-cache
Cache-Control: private, no-cache, no-store, must-revalidate
Expires: Sat, 01 Jan 2000 00:00:00 GMT
content-security-policy: default-src data: blob: 'self' https://*.fbsbx.com 'unsafe-inline' *.facebook.com *.fbcdn.net 'unsafe-eval';script-src *.facebook.com *.fbcdn.net *.facebook.net *.google-analytics.com *.google.com 127.0.0.1:* 'unsafe-inline' blob: data: 'self' connect.facebook.net 'unsafe-eval';style-src fonts.googleapis.com *.fbcdn.net data: *.facebook.com 'unsafe-inline';connect-src *.facebook.com facebook.com *.fbcdn.net *.facebook.net wss://*.facebook.com:* wss://*.whatsapp.com:* wss://*.fbcdn.net attachment.fbsbx.com ws://localhost:* 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/ v.whatsapp.net *.fbsbx.com *.fb.com;font-src data: *.gstatic.com *.facebook.com *.fbcdn.net *.fbsbx.com;img-src *.fbcdn.net *.facebook.com data: https://*.fbsbx.com *.tenor.co media.tenor.com facebook.com *.cdninstagram.com fbsbx.com fbcdn.net *.giphy.com connect.facebook.net *.carriersignal.info blob: android-webview-video-poster: googleads.g.doubleclick.net www.googleadservices.com *.whatsapp.net *.fb.com *.oculuscdn.com;media-src *.cdninstagram.com blob: *.fbcdn.net *.fbsbx.com www.facebook.com *.facebook.com https://*.giphy.com data:;frame-src *.doubleclick.net *.google.com *.facebook.com www.googleadservices.com *.fbsbx.com fbsbx.com data: www.instagram.com *.fbcdn.net https://paywithmybank.com https://sandbox.paywithmybank.com;worker-src blob: *.facebook.com data:;block-all-mixed-content;upgrade-insecure-requests;
report-to: {"max_age":259200,"endpoints":[{"url":"https:\/\/web.facebook.com\/ajax\/browser_error_reports\/?device_level=unknown"}]}
X-Frame-Options: DENY
X-Content-Type-Options: nosniff
X-XSS-Protection: 0
cross-origin-opener-policy: same-origin-allow-popups
X-FB-ZR-Redirect: 02|1687007464|
Vary: Sec-Fetch-Site, Sec-Fetch-Mode
Vary: Accept-Encoding
Strict-Transport-Security: max-age=15552000; preload
Content-Type: text/html; charset="utf-8"
X-FB-Debug: 8PMaUxupDOI93xXYTuoTGb92QWQYtlmZ99KaDkGEVKjnEEJPWMW8CKHWUUXpspJJs46HZoTOorEKSQwlx52XDw==
Date: Fri, 16 Jun 2023 13:11:04 GMT
Alt-Svc: h3=":443"; ma=86400
Transfer-Encoding: chunked
Connection: keep-alive

web.facebook.com - DNS Record Analysis

Domain Name Systes (DNS) translates easily memorized domain names to the numerical IP addresses needed for the purpose of locating computer services and devices worldwide. There are total 11 DNS record(s) of facebook.com.
Host Type IP/Target TTL Extra Infomation
facebook.comA27
facebook.comNS31427
facebook.comNS31427
facebook.comNS31427
facebook.comNS31427
facebook.comSOA3600expire: 604800
serial: 3564764186
facebook.comMX3600pri: 10
facebook.comTXT
google-site-verification=A2WZWCNQHrGV_TWwKh6KHY90tY0SHZo_RnyMJoDaG0s
612
facebook.comTXT
google-site-verification=wdH5DTJTc9AYNwVunSVFeK0hYDGUIEOGb-RReU6pJlY
612
facebook.comTXT
v=spf1 redirect=_spf.facebook.com
79812
facebook.comAAAA
2a03:2880:f112:182:face:b00c::25de
179