Technologies in use by

nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.

UK based domain name registration, SSL, VPS and hosting services. Part of WebFusion.

Content Security Policy is best used as defense-in-depth, to reduce the harm caused by content injection attacks.

UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.

A canonical link element is an HTML element that helps webmasters prevent duplicate content issues by specifying the "canonical", or "preferred".