Websites using some form of Captcha technology on them.
CloudFlare is a global CDN and DNS provider that can speed up and protect any site online.
WHMCS is an all-in-one Content Management System including a client management, billing & support solution for online businesses and web hosts.
A family of standard web feed formats used to publish frequently updated information like blog entries, news headlines, audio and video.
UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.
The http-equiv attribute provides an HTTP header for the information/value of the content attribute. The http-equiv attribute can be used to simulate an HTTP response header.