What powers vsuo.cz?
Last seen Aug 2026 · 21 technologies across 11 categories
Analytics
CDN
CMS
Cookie compliance
Font scripts
JavaScript libraries
Maps
Miscellaneous
Programming languages
UI 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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.91 / 10 · ranked #643,243 of all domains
42 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech (Czechia)
- Weight: 5.7 MB · 130 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Research and Breeding Institute of Pomology Holovousy
- Founded: 1951
- Country: Czech Republic
From Wikidata (CC0).
Infrastructure
- Hosted on ACTIVE24-AS www.active24.cz (81.95.110.47, IPv6)
- DNS: forpsi.cz
- Email: onice.io
- Email security: SPF (soft fail), DMARC monitor only, DNSSEC signed
- Common Crawl link graph: rank 566,178, 3 hosts
- Verified with: Google
DNS records as swept Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| vsuo.cz | 21 |
| www.vsuo.cz | 21 |
Full technology history →
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Recent changes
- dropped Angular Nov 2025
- dropped TypeScript Nov 2025