nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.
Chinese based website visitor counter.
The site contains links to Tencent QQ chat services, popular in China.
The DOCTYPE is a required preamble for HTML5 websites.
The description attribute provides a concise explanation of the page content.
Meta tag containing keywords related to the page.
Cascading Style Sheets (CSS) is a stylesheet language used to describe the presentation of a document written in a markup language. Its most common application is to style web pages written in HTML
The X-Frame-Options HTTP response header can be used to indicate whether or not a browser should be allowed to render a page in a frame or iframe. Sites can use this to avoid clickjacking attacks, by ensuring that their content is not embedded into other sites.
UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.
Last updated 27th September.
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