Websites using some form of Captcha technology on them.
Google APIs are application programming interfaces developed by Google which allow communication with Google Services and their integration to other services.
nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.
Website using the € symbol on their website - meaning it may accept payment in Euros.
websites using the $ symbol on their website - meaning it may accept payment in this currency used in Israel.
This page contains a meta robots tag which tells search engines and robots to index or not index the page.
Sites who has this tag are verfied by google to use WebMaster tools