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JavaScript is a lightweight, object-oriented, cross-platform scripting language, often used within web pages.

Nginx (pronounced as "engine X") is a lightweight open source web server developed by Igor Sysoev.

Rusonyx is a Russian web hosting provider. This includes is subsidiaries Caravan Aero, Zenon and Infobox.

Rusonyx is a Russian web hosting provider. This includes is subsidiaries Caravan Aero, Zenon and Infobox.

Yandex is a Russian provider of internet-based services.

Let’s Encrypt is a free, automated, and open certificate authority provided by the Internet Security Research Group.

Yandex.Metrica is a free web analytics system combining customizable reporting tools with behavioral analytics.

Top.Mail.Ru is a Russian web access counter service.

LiveInternet is a Russian web access counter service.

Rambler is a Russian web portal offering a web counter service.

Embedded Cascading Style Sheets define a set of style rules in a <style> element within a web page.

Inline Cascading Style Sheets define style rules directly within an (X)HTML element using the style attribute.

Brotli is a lossless compression algorithm developed by Google.

The websites redirects visitors to use SSL encryption, e.g. from http://example.com/ to https://example.com/.

Transitional version of HTML.

Windows-1251 is an 8-bit character encoding, designed to cover languages that use the Cyrillic alphabet.

JPEG (Joint Photographic Experts Group) is a lossy compression method suitable to store photographic images.

GIF (Graphics Interchange Format) is a lossless compression image format, originally introduced by CompuServe and suitable to store graphics, logos and simple animations.

Russian Federation