What powers 
cta.ru?
Last seen Sep 2026 · 14 technologies across 9 categories
Analytics
CMS
JavaScript libraries
Miscellaneous
Operating systems
Programming languages
Security
Web frameworks
Web servers
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 97% phone
- 2% desktop
- 1% tablet
Russia
Belarus
Germany
Italy
Spain
Canada
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.51 / 10 · ranked #879,265 of all domains
97 referring domains · OpenPageRank
Core Web Vitals
| LCP | 4.2 s |
| INP | 75 ms |
| CLS | 0.1 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Russian
- Weight: 6.6 MB · 98 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on SELECTEL-MSK (85.119.146.106)
- DNS: nic.ru
- Email: pta-expo.ru
- Email security: SPF (soft fail), DMARC quarantine
- SSL: GlobalSign, RSA 2048, expires Feb 2027
- Common Crawl link graph: rank 503,375, 6 hosts
- Verified with: GlobalSign, Mail.ru
DNS records as swept Oct 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.cta.ru | 10 |
| forum.cta.ru | 5 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Google Font API Jul 2026
- detected Open Graph Jan 2026