What powers 
uffo.cz?
Last seen Oct 2026 · 17 technologies across 12 categories
Analytics
CDN
JavaScript libraries
Load balancers
Miscellaneous
Operating systems
Performance
Security
Tag managers
Web frameworks
Web servers
Webmail
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 not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 89% phone
- 11% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.74 / 10 · ranked #285,110 of all domains
81 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 200 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Czech
- Weight: 2.5 MB · 70 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Společenské centrum Trutnovska pro kulturu a volný čas (Kino Vesmír on Wikidata)
- Country: Czech Republic
From the homepage's own structured data (Oct 2026) and Wikidata (CC0).
Infrastructure
- Registered Mar 2010 (16 years) via ACTIVE 24, s.r.o., renews Mar 2027
- Hosted on VSHOSTING VSHosting s.r.o. (46.243.48.60)
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, ECDSA P256, expires Jan 2027
- Common Crawl link graph: rank 101,452, 4 hosts
- Verified with: Apple Business, Google, Microsoft 365
DNS records as swept Nov 2026, certificate as seen Nov 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| en.uffo.cz | 16 |
| uffo.cz | 16 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Open Graph Apr 2026
- detected Cloudflare Feb 2026
- detected Cloudflare Bot Management Feb 2026