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.
A pingback is one of four types of linkback methods for Web authors to request notification when somebody links to one of their documents. This enables authors to keep track of who is linking to, or referring to their articles.
Content Security Policy is best used as defense-in-depth, to reduce the harm caused by content injection attacks.
Meta descriptions are HTML attributes that provide concise explanations of the contents of web pages. Meta descriptions are commonly used on search engine result pages (SERPs) to display preview snippets for a given page.
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.
Meta Keywords are a specific type of meta tag that appear in the HTML code of a Web page and help tell search engines what the topic of the page is.