Server Information
nginx
nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.
Frameworks
Ruby on Rails Token
Ruby on Rails is an open-source web framework that is optimized for programmer happiness and sustainable productivity. Note that Ruby on Rails has two detection techniques and this is one of them.
Aggregation Functionality
Atom
Atom Syndication Format is an XML language used for web feeds very similar to RSS.
Document Information
HTML5 DocType
The DOCTYPE is a required preamble for HTML5 websites.
Cascading Style Sheets
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
Conditional Comments
The website uses conditional comments that are supported by Microsoft Internet Explorer. They allow web developers to show or hide HTML code based on the version of the viewer's browser.
Javascript
JavaScript is a scripting language most often used for client-side web development. Its proper name is ECMAScript, though "JavaScript" is much more commonly used. The website uses JavaScript.
HTML 5 Specific Tags
This page contains tags that are specific to an HTML 5 implementation.
Microdata
Tags that webmasters can use to markup their pages in ways recognized by major search providers.
Creative Commons
Creative Commons licenses provide a flexible range of protections and freedoms for authors, artists, and educators.
X-Frame-Options
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.
Encoding
UTF-8
UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.