Site Info - Bbc.com

Shopify is a hosted online store building service.

Zendesk provides hosted customer service software.

JavaScript is a lightweight, object-oriented, cross-platform scripting language. This includes TypeScript.

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.

Bootstrap is an open source HTML, CSS, and JavaScript framework.

Next.js is an open source JavaScript framework based on React and Node.js.

RequireJS is a JavaScript file and module loader.

jQuery is a JavaScript library that simplifies HTML document traversing, event handling, animating and Ajax interaction. Originally developed by John Resig.

Bootstrap is an open source HTML, CSS, and JavaScript framework.

Node.js is a server-side JavaScript environment for writing network programs such as web servers, originally developed by Ryan Dahl.

Cloudflare Server is a web server developed by Cloudflare.

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

Shopify is a hosted online store building service.

Zendesk provides hosted customer service software.

Salesforce is a US-based provider of cloud-based software. This includes the former Demandware brand.

Salesforce is a US-based provider of cloud-based software. This includes the former Demandware brand.

Fastly is a content delivery network.

Cloudflare provides a content delivery network.

NS1 provides managed and private DNS services, owned by IBM.

Broadcom provides a range of IT services. This includes the former Symantec Enterprise 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.

DigiCert is an SSL certificate authority. This includes Verizon, whose Enterprise SSL Business has been acquired by DigiCert.

The jQuery CDN hosts copies of the jQuery library, provided by MaxCDN.

The CDNJS is a content distribution network, hosting a large number of JavaScript libraries, provided by CloudFlare.

Google Hosted Libraries (formerly called Google Libraries API) is a content distribution network for the most popular, open-source JavaScript libraries, provided by Google.

Full Circle Studies collects information about general website visitation patterns as part of the ComScore market research.

Chartbeat is a real-time web analytics tool by Betaworks.

Ahrefs Web Analytics is a free web analytics service.

CrazyEgg is a website visitor and click tracking service.

Optimizely provides a web analytics and A/B testing tool.

Nielsen provides web site visitor tracking services. This includes the former brand NetRatings.

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

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.

Persistent cookies with an expiration time between 1 day and 1 month.

Persistent cookies with an expiration time between 1 month and 1 year.

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.

Non-secure cookies may be used via an unencrypted connections, which may be a security threat.

Gzip (GNU zip) is a file compression algorithm.

Brotli is a lossless compression algorithm developed by Google.

A strong ETag is an HTTP header field for validation of cached web pages, that indicates a byte-for-byte identical 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/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.

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/.

Deflate is a data 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.

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.

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.

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.

JPEG (Joint Photographic Experts Group) is a lossy compression method suitable to store photographic images.

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