What powers sf2v.ru?
Last seen Sep 2026 · 20 technologies across 13 categories
A/B Testing
Analytics
Authentication
Ecommerce
Font scripts
JavaScript libraries
Live chat
Miscellaneous
Programming languages
Tag managers
UI frameworks
Web servers
Widgets
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
- 53% phone
- 47% desktop
Russia
Belarus
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.49 / 10 · ranked #903,123 of all domains
137 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 1300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Russian
- Weight: 5.4 MB · 105 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- ООО «Сфера-2В»
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on REG.RU (89.108.120.172)
- DNS: nic.ru
- Email: Yandex 360
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 2,066,435, 2 hosts
- Verified with: GlobalSign, Yandex Webmaster
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.sf2v.ru | 16 |
| sf2v.ru | 15 |