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Site Info - Whitehouse.gov
Overview of web technologies used by Whitehouse.gov.
The White HouseWe, the citizens of America, are now joined in a great national effort to rebuild our country and to restore its promise for all. – President Donald Trump.
Description on Homepage
3 August 2000
Number 9,319 of all websites according to Alexa
Main visitors locations
WordPress is an open source blog publishing and content management system, based on PHP and MySQL.
PHP is a popular scripting language for creating web pages.
HTML5 is the fifth revision of the HTML standard.
UTF-8 (8-bit Unicode Transformation Format) is a variable-length character encoding for Unicode, which is backwards compatible with ASCII.
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.
JPEG (Joint Photographic Experts Group) is a lossy compression method suitable to store photographic images.
Scalable Vector Graphics (SVG) is an XML-based vector image format.
External Cascading Style Sheets define style rules in a separate CSS file.
Inline Cascading Style Sheets define style rules directly within an (X)HTML element using the style attribute.
Gzip (GNU zip) is a file compression algorithm.
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.
HTTP/2 is the second major version of the HTTP network protocol.
HTTP Strict Transport Security (HSTS) defines a mechanism enabling web sites to declare themselves accessible only via secure connections.
The websites redirects visitors to its www subdomain, e.g. from example.com to www.example.com.
The websites redirects visitors to use SSL encryption, e.g. from http://example.com/ to https://example.com/.
Embedded Cascading Style Sheets define a set of style rules in a <style> element within a web page.
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.
Twitter Cards enable automatic attachment of photos, videos and media elements to Tweets.
Generic RDFa (Resource Description Framework in attributes) is RDFa without further specialization.
DigiCert is an SSL certificate authority. This includes Verizon, whose Enterprise SSL Business has been acquired by DigiCert.
Google Analytics is a free service to get detailed statistics about the visitors of a website, provided by Google.
New Relic is a web application performance management tool.
The Google Advertising network consists of AdSense, DoubleClick and other services.
The Google Tag Manager is a Google service to support webmasters to manage tags on their websites.
Akamai is a content delivery network.
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