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Site Info - Google.co.jp
Overview of web technologies used by Google.co.jp.
Description on Homepage
Description from Alexa
Number 10 of all websites according to Alexa
Main visitors locations
Adobe Flash (by Adobe Systems, formerly Shockwave Flash and Macromedia Flash) is a multimedia platform for adding animation and interactivity to 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.
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.
HttpOnly cookies are used only in the HTTP protocol and not in client side scripts, which may increase security.
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 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.
SPDY (pronounced speedy) is a web protocol developed by Google, the basis for HTTP/2.
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 develops a range of web servers for their web infrastructure.
Google provides various services to run on its servers.
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.
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