Site that supports more than one language.
iOS Safari instructions for mobile web apps
This site uses the viewport meta tag which means the content may be optimized for mobile content.
Polyfill is a service which accepts a request for a set of browser features and returns only the polyfills that are needed by the requesting browser.
nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.
websites using the $ symbol on their website - meaning it may accept payment in this currency used in Israel.
The DOCTYPE is a required preamble for HTML5 websites.
Websites using https protocol.
Sites using Html 5 SVG Tag
These websites are related to severstal.ru in terms of content, traffic and structure