What powers yarn21.ru?
Last seen Oct 2026 · 14 technologies across 7 categories
Analytics
Ecommerce
JavaScript libraries
Live chat
Programming languages
Security
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 Nov 2026.
- robots.txt found
- llms.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 81% phone
- 17% desktop
- 1% tablet
Russia
Belarus
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.37 / 10 · ranked #1,036,280 of all domains
58 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| INP | 175 ms |
| CLS | 0 |
| TTFB | 1300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Russian
- Weight: 22.1 MB · 207 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Timeweb (5.129.197.118)
- DNS: Timeweb
- Email: Mail.ru
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 4096, expires Dec 2026
- Common Crawl link graph: rank 7,755,097, 2 hosts
- Verified with: Yandex Webmaster
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| opt.yarn21.ru | 14 |
| yarn21.ru | 14 |
Full technology history →
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Recent changes
- dropped Open Graph Sep 2026