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Site Info - Labtestsonline.org.ukOverview of web technologies used by Labtestsonline.org.uk. Website Background Lab Tests Online UK | HomepageHelping you understand the what, why and how of patient laboratory testing Description on Homepage Top 1m among all websites Popularity rank Craft CMS is a content management system based on PHP and MySQL. Drupal is an open source content management system written in PHP, originally developed by Dries Buytaert.
PHP is a scripting language for creating websites. JavaScript is a lightweight, object-oriented, cross-platform scripting language, often used within web pages. Cloudflare Server is a web server developed by Cloudflare. Amazee.io provides managed open source hosting.
Amazon is a US-based e-commerce and cloud computing provider.
Cloudflare provides a content delivery network. Fastly is a content delivery network.
Cloudflare provides DNS servers and other web services. Let’s Encrypt is a free, automated, and open certificate authority provided by the Internet Security Research Group. The CDNJS is a content distribution network, hosting a large number of JavaScript libraries, provided by CloudFlare.
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.
Hotjar is a website analytics and feedback application.
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. External Cascading Style Sheets define style rules in a separate CSS file. 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. 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. Gzip (GNU zip) is a file compression algorithm. HTTP/2 is the second major version of the HTTP network protocol. HTTP/3 is the third major version of the HTTP network protocol, derived from the QUIC protocol. 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 use SSL encryption, e.g. from http://example.com/ to https://example.com/. Brotli is a lossless compression algorithm developed by Google.
A weak ETag is an HTTP header field for validation of cached web pages, that indicates a semantically equivalent page in the cache.
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.
HTML5 is the fifth revision of the HTML standard. UTF-8 (8-bit Unicode Transformation Format) is a variable-length character encoding for Unicode, which is backwards compatible with ASCII. Scalable Vector Graphics (SVG) is an XML-based vector image format. 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.
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