nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.
MasterPass is a free service that is provides a way to check out online.
websites using the $ symbol on their website - meaning it may accept payment in this currency used in Israel.
The website contains Adobe Flash content embeded without the use of JavaScript.
UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.