What powers bclass.ru?
Last seen Aug 2026 · 12 technologies across 9 categories
Advertising
Analytics
CDN
CMS
JavaScript libraries
Miscellaneous
Programming languages
Security
Video players
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
- 80% phone
- 20% desktop
Russia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.75 / 10 · ranked #737,071 of all domains
103 referring domains · OpenPageRank
Search traffic
2 est. monthly organic visits (US)
3 keywords in Google's top 30
Core Web Vitals
| LCP | 1.8 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 20.2 MB · 474 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Subdomains
| Host | Techs |
|---|---|
| bclass.ru | 12 |
| www.bclass.ru | 12 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Cloudflare Nov 2025
- dropped Cloudflare Rocket Loader Nov 2025
- dropped Facebook Login Nov 2025