What powers 
zuusti.cz?
Last seen Aug 2026 · 19 technologies across 14 categories
Analytics
Caching
CMS
Databases
JavaScript libraries
Live chat
Miscellaneous
Mobile frameworks
Operating systems
Performance
Programming languages
Web frameworks
Web servers
WordPress plugins
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
- 79% phone
- 21% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.43 / 10 · ranked #412,819 of all domains
56 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 1.5 MB · 40 requests
- WordPress theme: divi · all themes
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Zdravotní Ústav Se Sídlem v Ústí nad Labem
- Founded: 2003
- Country: Czech Republic
From Wikidata (CC0).
Infrastructure
- Hosted on INTERNET-CZ Ktis 2, 384 03 Ktis (81.2.194.244)
- DNS: forpsi.cz
- Email: zuusti.cz
- Email security: SPF (hard fail), DMARC quarantine, DNSSEC signed
- SSL: Actalis, RSA 2048, wildcard, expires Oct 2026
- Common Crawl link graph: rank 1,228,295, 4 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.zuusti.cz | 15 |
| ulb.zuusti.cz | 4 |
Full technology history →
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