What powers 
rbcua.com?
Last seen Sep 2026 · 15 technologies across 12 categories
Advertising
AdRiver
since Jan 2016
Analytics
Yandex.Metrika
since May 2023
CMS
WordPress
since May 2019
Databases
MySQL
since May 2019
Font scripts
Google Font API
since Jan 2016
JavaScript libraries
Miscellaneous
HTTP/3
since Sep 2026
Open Graph
since May 2023
Performance
Priority Hints
since Sep 2023
Programming languages
PHP
since May 2019
SEO
Web servers
Nginx
since Jan 2016
WordPress plugins
RankMath SEO
since Sep 2023
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
- 65% phone
- 35% desktop
Russia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.46 / 10 · ranked #939,388 of all domains
111 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Russian (Russia)
- Weight: 1.5 MB · 45 requests
- WordPress theme: root · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on WEBHOST1-AS (91.236.136.115)
- DNS: controlweb1.ru
- Email: rbcua.com
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, wildcard, expires Nov 2026
- Common Crawl link graph: rank 850,966, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted