What powers sevhlidka.cz?
Last seen Sep 2026 · 12 technologies across 10 categories
Analytics
JavaScript libraries
Miscellaneous
Operating systems
Performance
Programming languages
Security
UI frameworks
Web 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
- 58% phone
- 42% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.92 / 10 · ranked #3,810,142 of all domains
8 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 0.7 MB · 33 requests
- Structured data: Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on ZONER-AS (217.198.119.176)
- DNS: websupport.cz
- Email: no MX record returned
- Email security: DNSSEC signed
- SSL: Let's Encrypt, RSA 3072, expires Nov 2026
- Common Crawl link graph: rank 18,620,622, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.sevhlidka.cz | 8 |
| is.sevhlidka.cz | 7 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Microsoft ASP.NET May 2026
- detected Google Analytics Apr 2026
- detected HSTS Apr 2026
- detected Open Graph Apr 2026
- detected Priority Hints Apr 2026
- dropped Apache HTTP Server Mar 2026
- dropped core-js Feb 2026
- dropped Facebook Pixel Feb 2026
- dropped Flowplayer Feb 2026
- dropped Google Analytics Feb 2026
- detected IIS Feb 2026
- detected Microsoft ASP.NET Feb 2026
- dropped MooTools Feb 2026
- dropped Open Graph Feb 2026
- detected PWA Feb 2026
- dropped reCAPTCHA Feb 2026
- detected Windows Server Feb 2026