What powers zakladny.cz?
Last seen Sep 2026 · 15 technologies across 11 categories
CMS
Databases
Font scripts
JavaScript libraries
Miscellaneous
Performance
Programming languages
Security
Web servers
Webmail
WordPress themes
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.82 / 10 · ranked #16,051,162 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 1.0 MB · 25 requests
- WordPress theme: generatepress · all themes
- Structured data: Microdata
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Švýcarský dům
- Founded: 1852
- Country: Czech Republic
From Wikidata (CC0).
Infrastructure
- Hosted on WEDOS-GLOBAL (185.8.237.11)
- DNS: wedos.com
- Email: Google Workspace
- Email security: SPF (soft fail), no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, ECDSA P256, wildcard, expires Jan 2027
- Common Crawl link graph: rank 14,672,122, 4 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Twitter Emoji (Twemoji) Dec 2025