nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.
GoDaddy email provides a personalized address but protection against viruses and spam and includes tools like Calendar.
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.
A canonical link element is an HTML element that helps webmasters prevent duplicate content issues by specifying the "canonical", or "preferred".