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Site Info - Baidu.com
Overview of web technologies used by Baidu.com.
Description on Homepage
The leading Chinese language search engine, provides "simple and reliable" search experience, strong in Chinese language and multi-media content including MP3 music and movies, the first to offer WAP and PDA-based mobile search in China.
Description from Alexa
11 October 1999
Number 4 of all websites according to Alexa
Main visitors locations
HTML5 is the fifth revision of the HTML standard.
Transitional version of HTML.
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.
GIF (Graphics Interchange Format) is a lossless compression image format, originally introduced by CompuServe and suitable to store graphics, logos and simple animations.
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.
Session cookies are temporary cookies, which are deleted when the user closes the browser.
Persistent cookies with an expiration time between 1 month and 1 year.
Persistent cookies with an expiration time of more than 10 years.
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.
A strong ETag is an HTTP header field for validation of cached web pages, that indicates a byte-for-byte identical page in the cache.
SPDY (pronounced speedy) is a web protocol developed by Google, the basis for HTTP/2.
The websites redirects visitors to its www subdomain, e.g. from example.com to www.example.com.
DigiCert is an SSL certificate authority. This includes Verizon, whose Enterprise SSL Business has been acquired by DigiCert.
The Apache HTTP Server is a popular open source web server by the Apache Software Foundation.
China Telecom (China Telecommunications Corporation) is a Chinese state-owned telecommunication company.
China Unicom (formerly China Netcom) is a Chinese telecom operator, also offering web hosting services.
Baidu is a Chinese web services company.
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