nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.
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A scheme.org entity that represents an organization such as a school, NGO, corporation, club, etc.
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.
This page contains a meta robots tag which tells search engines and robots to index or not index the page.