Site Info - Google.com
Overview of web technologies used by Google.com.
Description on Homepage
Enables users to search the world's information, including webpages, images, and videos. Offers unique features and search technology.
Description from Alexa
15 September 1997
Number 1 of all websites according to Alexa
Main visitors locations
Python is a general-purpose scripting language.
Adobe Flash (by Adobe Systems, formerly Shockwave Flash and Macromedia Flash) is a multimedia platform for adding animation and interactivity to web pages.
HTML - Hypertext Mark-up Language - is the a language to define web pages.
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.
External Cascading Style Sheets define style rules in a separate CSS file.
Embedded Cascading Style Sheets define a set of style rules in a <style> element within a web page.
Inline Cascading Style Sheets define style rules directly within an (X)HTML element using the style attribute.
Persistent cookies with an expiration time between 1 month and 1 year.
Persistent cookies with an expiration time between 1 and 10 years.
HttpOnly cookies are used only in the HTTP protocol and not in client side scripts, which may increase security.
Non-HttpOnly cookies are used in the HTTP protocol and also in client side scripts, which may be a security threat.
Non-secure cookies may be used via an unencrypted connections, which may be a security threat.
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 addresses is assigned to it, regardless of the content delivered at that address.
SPDY (pronounced speedy) is a web protocol developed by Google, that is likely to form the basis for HTTP 2.0.
GeoTrust is a SSL certificate authority owned by Symantec. This includes SSL certificates issues by the certification branch of Equifax, which was acquired by GeoTrust.
Google Web Server (GWS) is the web server that Google uses for their web infrastructure.
The technology score rates a site based on its technologies in a range from 0 to 100. It consists in a popularity score (how many sites use the same technologies), a traffic score (how much traffic have other sites using the same technologies) and a version score (how many sites use more recent technology versions). Quality alerts also affect the rating.