What powers zs-ns2.cz?
Last seen Sep 2026 · 16 technologies across 9 categories
CDN
JavaScript libraries
Operating systems
Programming languages
Security
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 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
- 78% phone
- 22% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.33 / 10 · ranked #2,822,689 of all domains
11 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 1.7 MB · 73 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Základní škola a Mateřská škola, Praha 6, náměstí Svobody 2
- Founded: 2001
- Country: Czech Republic
From Wikidata (CC0).
Infrastructure
- Hosted on VSHOSTING (178.251.187.29, IPv6)
- DNS: dialtelecom.cz
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 12,470,695, 5 hosts
- Verified with: Apple Business, Google, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.zs-ns2.cz | 12 |
| bakalari.zs-ns2.cz | 7 |
Full technology history →
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Recent changes
- dropped cdnjs Nov 2025
- dropped Cloudflare Nov 2025
- dropped Font Awesome Nov 2025