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Site Info - Facebook.com

Overview of web technologies used by Facebook.com.

Website Background

Facebook - Log In or Sign Up
Create an account or log into Facebook. Connect with friends, family and other people you know. Share photos and videos, send messages and get updates.

Description on Homepage

A social utility that connects people, to keep up with friends, upload photos, share links and videos.

Description from Alexa

29 March 1997

Online since

Number 3 of all websites according to Alexa

Popularity rank

CountryVisitorsCountry Rank
United States26.2%4
United Kingdom4.4%4
Japan3.9%7

Main visitors locations

PHP is a popular scripting language for creating web pages.

PHP

JavaScript is a lightweight, object-oriented, cross-platform scripting language, mainly used within web pages.

JavaScript

HTML5 is the fifth revision of the HTML standard.

HTML5

UTF-8 (8-bit Unicode Transformation Format) is a variable-length character encoding for Unicode, which is backwards compatible with ASCII.

UTF-8

PNG (Portable Network Graphics) is a lossless compression image format, suitable to store graphics with uniformly colored areas, and originally introduced as a free, open-source successor of GIF.

PNG

GIF (Graphics Interchange Format) is a lossless compression image format, originally introduced by CompuServe and suitable to store graphics, logos and simple animations.

GIF

External Cascading Style Sheets define style rules in a separate CSS file.

External CSS

Embedded Cascading Style Sheets define a set of style rules in a <style> element within a web page.

Embedded CSS

Inline Cascading Style Sheets define style rules directly within an (X)HTML element using the style attribute.

Inline CSS

Gzip (GNU zip) is a file compression algorithm.

Gzip Compression

The Internet Protocol version 6 (IPv6) provides amongst others a vastly larger address space than the preceding version 4. We consider a website to support IPv6 if a 128-bit address is assigned to it, regardless of the content delivered at that address.

IPv6

HTTP Strict Transport Security (HSTS) defines a mechanism enabling web sites to declare themselves accessible only via secure connections.

HTTP Strict Transport Security

The websites redirects visitors to its www subdomain, e.g. from example.com to www.example.com.

Default subdomain www

The websites redirects visitors to use SSL encryption, e.g. from http://example.com/ to https://example.com/.

Default protocol https

HTTP/2 is the second major version of the HTTP network protocol.

HTTP/2
(used until recently)

The Open Graph protocol, originally developed by Facebook, is an RDFa-based format that enables any web page to become a rich object in a social graph.

Open Graph

JSON-LD (JavaScript Object Notation for Linked Data) is a method of encoding Linked Data using JSON.

JSON-LD

DigiCert is an SSL certificate authority. This includes Verizon, whose Enterprise SSL Business has been acquired by DigiCert.

DigiCert

SoftLayer Technologies is a dedicated server, managed hosting and cloud computing provider owned by IBM.

SoftLayer

Webzilla is a web hosting provider owned by XBT Holding.

Webzilla
(used until recently)

Deutsche Telekom is a German telecommunications company.

Deutsche Telekom
(used until recently)
hosting info based on data from ipinfo.io, see details

Commercial entities

.com

United States
Ireland
Germany
(used until recently)
France
(used until recently)
Australia
(used until recently)

English
German
Russian
Spanish
French
Japanese
Portuguese
Italian
Persian
Polish
Chinese
Dutch, Flemish
Turkish
Czech
Korean
Vietnamese
Arabic
Swedish
Hungarian
Greek
Romanian
Slovak
Danish
Indonesian
Finnish
Thai
Bulgarian
Ukrainian
Hebrew
Norwegian Bokmål
Lithuanian
Croatian
Serbian
Slovenian
Catalan, Valencian
Latvian
Estonian
Hindi
Azerbaijani
Bosnian
Malay
Icelandic
Basque
Macedonian
Georgian
Albanian
Bengali
Galician
Armenian
Norwegian Nynorsk
Tamil
Belarusian
Afrikaans
Filipino, Pilipino
Nepali
Faroese
Pushto, Pashto
Swahili
Telugu
Welsh
Irish
Kurdish
Esperanto
Latin
Panjabi, Punjabi

 

 

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