Technologies in use by

A rich hosted Exchange environment for every user without having to manage a server.

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

The BIG-IP product suite is a system of application delivery services that work together on the same best-in-class hardware platform or software virtual instance. From load balancing and service offloading to acceleration and security, the BIG-IP system ensures your applications are fast, secure, and available.

ASP.NET is a web application framework marketed by Microsoft that programmers can use to build dynamic web sites, web applications and XML web services. It is part of Microsoft's .NET platform and is the successor to Microsoft's Active Server Pages (ASP) technology.

The DOCTYPE is a required preamble for HTML5 websites.

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.