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WordPress is an open source blog publishing and content management system, based on PHP and MySQL.

Zendesk provides hosted customer service software.

Drupal is an open source content management system written in PHP, originally developed by Dries Buytaert.

PHP is a scripting language for creating websites.

Ruby is a general-purpose object-oriented language originally developed by Yukihiro "Matz" Matsumoto in Japan.

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.

Cloudflare Server is a web server developed by Cloudflare.

Envoy Proxy is a proxy server designed for large service-oriented architectures.

The Apache HTTP Server is an open source web server by the Apache Software Foundation.

Zendesk provides hosted customer service software.

Amazon is a US-based e-commerce and cloud computing provider.

OVH is an internet service provider providing dedicated servers, shared and cloud hosting, headquartered in France.

OVH is an internet service provider providing dedicated servers, shared and cloud hosting, headquartered in France.

Amazon is a US-based e-commerce and cloud computing provider.

Cloudflare provides a content delivery network.

Amazon CloudFront is a content delivery web service by Amazon.

Amazon is a US-based e-commerce and cloud computing provider.

Microsoft is a multinational technology company headquartered in USA, also offering email services.

Zendesk provides hosted customer service software.

GlobalSign is an IT security service provider, also operating as SSL certificate authority.

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.

The Google Advertising network consists of AdSense, DoubleClick and other services.

Matomo Tag Manager is an open source, self-hosted tag management system.

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.

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.

Persistent cookies with an expiration time of more than 10 years.

HttpOnly cookies are used only in the HTTP protocol and not in client side scripts, which may increase security.

Non-HttpOnly cookies are used in the HTTP protocol and also in client side scripts, which may be a security threat.

Secure cookies are used only via an encrypted connections, which may increase security.

Deflate is a data compression algorithm.

Brotli is a lossless compression algorithm developed by Google.

HTTP/2 is the second major version of the HTTP network protocol.

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/.

Persistent cookies with an expiration time of up to 1 day.

Persistent cookies with an expiration time between 1 and 10 years.

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 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.

JSON-LD (JavaScript Object Notation for Linked Data) is a method of encoding Linked Data using JSON.

Twitter/X Cards enable automatic attachment of photos, videos and media elements to tweets.

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.

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.

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.

GIF (Graphics Interchange Format) is a lossless compression image format, originally introduced by CompuServe and suitable to store graphics, logos and simple animations.

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