What powers zsdacice.cz?
Last seen Sep 2026 · 21 technologies across 14 categories
Caching
CDN
CMS
Databases
JavaScript libraries
Miscellaneous
Operating systems
Performance
Programming languages
Video players
Web frameworks
Web servers
Webmail
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
- Sep 2026 robots.txt appeared
- Sep 2026 * added to robots.txt
AI Crawlers
No AI crawlers blocked
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.85 / 10 · ranked #4,086,557 of all domains
7 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| INP | 300 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 0.1 MB · 3 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on IGNUM-AS Czech Republic (62.109.155.124)
- DNS: tojeono.cz
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 15,824,570, 2 hosts
- Verified with: Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.zsdacice.cz | 17 |
| zsdacice.cz | 16 |
| gw.zsdacice.cz | 4 |
Full technology history →
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Recent changes
- detected HTTP/3 Apr 2026
- detected Litespeed Cache Jan 2026
- dropped Litespeed Cache Nov 2025