What powers 
cevak.cz?
Last seen Oct 2026 · 18 technologies across 14 categories
Analytics
CDN
Comment systems
JavaScript libraries
Maps
Miscellaneous
Operating systems
Programming languages
Security
Tag managers
UI frameworks
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
- 75% phone
- 25% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.53 / 10 · ranked #397,749 of all domains
79 referring domains · OpenPageRank
Search traffic
0 est. monthly organic visits (US)
2 keywords in Google's top 30
Core Web Vitals
| LCP | 0.7 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Czech
- Weight: 1.1 MB · 46 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- ČEVAK
- Founded: 1994
- Sector: water management
- Country: Czech Republic
From Wikidata (CC0).
Infrastructure
- Registered Dec 2008 (17 years) via Webglobe, s.r.o., renews Nov 2026
- Hosted on VSHOSTING VSHosting s.r.o. (217.16.188.154)
- DNS: Cloudflare DNS
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, ECDSA P384, expires Jan 2027
- Common Crawl link graph: rank 14,351,201, 4 hosts
- Verified with: 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 |
|---|---|
| www.cevak.cz | 15 |
| larix.cevak.cz | 4 |
| slkgis.cevak.cz | 4 |
Full technology history →
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Recent changes
- dropped Google Maps Oct 2026
- dropped lit-element Oct 2026
- dropped lit-html Oct 2026
- detected Leaflet Sep 2026
- detected Livefyre Sep 2026
- detected Microsoft 365 Feb 2026