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Site Info - Cam.ac.ukOverview of web technologies used by Cam.ac.uk. Website Background University of CambridgeThe University of Cambridge is one of the world’s leading universities, with a rich history of radical thinking dating back to 1209. Description on Homepage Top 10k among all websites Popularity rank Drupal is an open source content management system written in PHP, originally developed by Dries Buytaert. Drupal 7.100 PHP is a scripting language for creating websites. Microsoft's Active Server Pages technology on the .NET framework. ASP.NET JavaScript is a lightweight, object-oriented, cross-platform scripting language, often used within web pages. jQuery is a JavaScript library that simplifies HTML document traversing, event handling, animating and Ajax interaction. Originally developed by John Resig. jQuery 1.12 Bootstrap is an open source HTML, CSS, and JavaScript framework. Modernizr is a JavaScript library that detects HTML5 and CSS3 features in the visitors browser. Modernizr 2.8.3 Nginx (pronounced as "engine X") is a lightweight open source web server developed by Igor Sysoev. The Apache HTTP Server is an open source web server by the Apache Software Foundation. Apache Linux is a Unix-like open source operating system originally developed by Linus Torvalds. Pantheon provides CMS hosting. Pantheon Fastly is a content delivery network. Sucuri offers various types of website protection services. Sucuri Let’s Encrypt is a free, automated, and open certificate authority provided by the Internet Security Research Group. Starfield Technologies is an SSL certificate authority owned by Go Daddy. Starfield The CDNJS is a content distribution network, hosting a large number of JavaScript libraries, provided by CloudFlare. CDNJS Google Analytics is a free service to get detailed statistics about the visitors of a website, provided by Google. This includes the Ads conversion tracking and the Floodlight services. New Relic is a web application performance management tool. CrazyEgg is a website visitor and click tracking service. The Google Advertising network consists of AdSense, DoubleClick and other services. The Google Tag Manager is a Google service to support webmasters to manage tags on their websites. Facebook Social Plugins provide a way for Facebook users to share web pages with their friends. Facebook A Twitter/X Button allows a Twitter user to post a tweet from the visited site. Twitter/X LinkedIn Share Buttons enable visitors to to share website content with their LinkedIn network. LinkedIn ShareThis is a social bookmarking and sharing service. ShareThis 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. Embedded CSS Inline Cascading Style Sheets define style rules directly within an (X)HTML element using the style attribute. Gzip (GNU zip) is a file compression algorithm. A weak ETag is an HTTP header field for validation of cached web pages, that indicates a semantically equivalent 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/3 is the third major version of the HTTP network protocol, derived from the QUIC protocol. HTTP/3 HTTP Strict Transport Security (HSTS) defines a mechanism enabling web sites to declare themselves accessible only via secure connections. HTTP Strict Transport Security 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/. Session cookies are temporary cookies, which are deleted when the user closes the browser.
HttpOnly cookies are used only in the HTTP protocol and not in client side scripts, which may increase security.
Secure cookies are used only via an encrypted connections, which may increase security.
The Open Graph protocol, originally developed by Facebook, is an RDFa-based format that enables any web page to become a rich object in a social graph. Twitter/X Cards enable automatic attachment of photos, videos and media elements to tweets. JSON-LD (JavaScript Object Notation for Linked Data) is a method of encoding Linked Data using JSON. Generic RDFa (Resource Description Framework in attributes) is RDFa without further specialization. Generic RDFa Microdata is a specification to integrate metadata within existing content on web pages. Microdata The Dublin Core Schema is a set of vocabulary terms that can be used to describe web resources and physical resources. Dublin Core HTML5 is the fifth revision of the HTML standard. XHTML+RDFa (Extensible Hypertext Markup Language + Resource Description Framework in attributes) is an extended version of the XHTML markup language for supporting RDF. XHTML+RDFa 1.0 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. JPEG (Joint Photographic Experts Group) is a lossy compression method suitable to store photographic images. Scalable Vector Graphics (SVG) is an XML-based vector image format. WebP is an image format that provides lossless and lossy compression, developed by Google. WebP GIF (Graphics Interchange Format) is a lossless compression image format, originally introduced by CompuServe and suitable to store graphics, logos and simple animations. GIF United Kingdom United Kingdom
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