What powers mdn.ru?
Last seen Aug 2026 · 17 technologies across 11 categories
Analytics
Yandex.Metrika
since May 2019
CMS
Databases
MySQL
since Jan 2019
JavaScript libraries
Highlight.js
since Jan 2019
Isotope
since Jul 2021
Lightbox
since Nov 2020
OWL Carousel
since Jan 2019
Miscellaneous
Open Graph
since Sep 2022
Operating systems
Ubuntu
since Jan 2025
Programming languages
PHP
since Jan 2019
Security
HSTS
since Jan 2025
UI frameworks
Web servers
WordPress plugins
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 77% phone
- 23% desktop
Russia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.12 / 10 · ranked #493,036 of all domains
179 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Russian (Russia)
- Weight: 6.6 MB · 135 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on MASTERHOST-AS Moscow, Russia (90.156.205.172)
- DNS: masterhost.ru
- Email: no MX record returned
- Email security: DMARC monitor only
- SSL: GlobalSign, RSA 2048, expires Feb 2027
- Common Crawl link graph: rank 675,133, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted