Site Info - Klerk.ru

vBulletin is a customizable forum, blog, content and community publishing platform based on PHP and MySQL, developed by vBulletin Solutions.

JavaScript is a lightweight, object-oriented, cross-platform scripting language. This includes TypeScript.

PHP is a scripting language for creating websites.

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

Nuxt.js is an open source JavaScript framework based on Vue and Node.js.

jQuery is a JavaScript library that simplifies HTML document traversing, event handling, animating and Ajax interaction. Originally developed by John Resig.

Modernizr is a JavaScript library that detects HTML5 and CSS3 features in the visitors browser.

The Yahoo! User Interface (YUI) Library is a JavaScript library developed by Yahoo. The YUI library is no longer actively maintained.

Node.js is a server-side JavaScript environment for writing network programs such as web servers, originally developed by Ryan Dahl.

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

Filanco is a Russian telecommunications operator and web hosting provider. This includes its Citytelecom and DataHouse subsidiaries.

Filanco is a Russian telecommunications operator and web hosting provider. This includes its Citytelecom and DataHouse subsidiaries.

StormWall provides DDoS protection and CDN services.

RU-Center is a Russian domain registrar and internet services providers owned by RBC Group.

Yandex is a Russian provider of internet-based services.

GlobalSign is an IT security service provider, also operating as SSL certificate authority.

The CDNJS is a content distribution network, hosting a large number of JavaScript libraries, provided by CloudFlare.

Yandex Libraries Hosting provides hosted JavaScript libraries, provided by Yandex.

Google Hosted Libraries (formerly called Google Libraries API) is a content distribution network for the most popular, open-source JavaScript libraries, provided by Google.

LiveInternet is a Russian web access counter service.

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

Google Analytics is a free service to get detailed statistics about the visitors of a website, provided by Google. This includes the Ads conversion tracking and the Floodlight services.

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

The Google Advertising network consists of AdSense, DoubleClick and other services.

The Google Tag Manager is a Google service to support webmasters to manage tags on their websites.

External Cascading Style Sheets define style rules in a separate CSS file.

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.

Gzip (GNU zip) is a file compression algorithm.

The websites redirects visitors to its www subdomain, e.g. from example.com to www.example.com.

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

Session cookies are temporary cookies, which are deleted when the user closes the browser.

Persistent cookies with an expiration time between 1 month and 1 year.

HttpOnly cookies are used only in the HTTP protocol and not in client side scripts, which may increase security.

Non-HttpOnly cookies are used in the HTTP protocol and also in client side scripts, which may be a security threat.

Secure cookies are used only via an encrypted connections, which may increase security.

Non-secure cookies may be used via an unencrypted connections, which may be a security threat.

HTTP Strict Transport Security (HSTS) defines a mechanism enabling web sites to declare themselves accessible only via secure connections.

The Open Graph protocol, originally developed by Facebook, is an RDFa-based format that enables any web page to become a rich object in a social graph.

Twitter/X Cards enable automatic attachment of photos, videos and media elements to tweets.

JSON-LD (JavaScript Object Notation for Linked Data) is a method of encoding Linked Data using JSON.

Generic RDFa (Resource Description Framework in attributes) is RDFa without further specialization.

HTML5 is the fifth revision of the HTML standard.

Transitional version of XHTML.

UTF-8 (8-bit Unicode Transformation Format) is a variable-length character encoding for Unicode, which is backwards compatible with ASCII.

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

Scalable Vector Graphics (SVG) is an XML-based vector image format.

WebP is an image format that provides lossless and lossy compression, developed by Google.

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.

PNG (Portable Network Graphics) is a lossless compression image format, suitable to store graphics with uniformly colored areas, and originally introduced as a free, open-source successor of GIF.

Russian Federation