Site Info - Arup.com

Optimizely Content Cloud CMS (formerly EPiServer CMS) is a content management system based on .NET.

Microsoft's Active Server Pages technology on the .NET framework.

JavaScript is a lightweight, object-oriented, cross-platform scripting language, often used within web pages.

Cloudflare Server is a web server developed by Cloudflare.

The Internet Information Services (IIS) are a set of Internet-based services for Windows, developed by Microsoft.

Windows is an operating system produced by Microsoft.

Microsoft is a multinational technology company headquartered in USA.

GTT Communications (formerly Global Telecom & Technology) is a multinational telecommunications and internet provider company headquartered in USA. This includes nLayer and Tinet (Tiscali International Network), which were acquired by GTT.

Microsoft is a multinational technology company headquartered in USA.

GTT Communications (formerly Global Telecom & Technology) is a multinational telecommunications and internet provider company headquartered in USA. This includes nLayer and Tinet (Tiscali International Network), which were acquired by GTT.

Cloudflare provides a content delivery network.

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

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

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

Hotjar is a website analytics and feedback application.

Microsoft Clarity is a website visitor tracking tool.

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.

LinkedIn Share Buttons enable visitors to to share website content with their LinkedIn network.

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.

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.

Gzip (GNU zip) is a file compression algorithm.

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/.

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.

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.

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.

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