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Site Info - Debian.org
Overview of web technologies used by Debian.org.
Debian -- 通用操作系统Debian GNU/Linux 是一个操作系统及自由软件的发行版，它是由一群自愿付出时间和精力的用户来维护并更新的。
Description on Homepage
10 March 1999
Number 5,839 of all websites according to Alexa
Main visitors locations
Strict version of HTML.
HTML Strict 4.01
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.
External Cascading Style Sheets define style rules in a separate CSS file.
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.
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 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/.
IdenTrust is a SSL certificate authority.
The Apache HTTP Server is a popular open source web server by the Apache Software Foundation.
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