What powers kasava.cz?
Last seen Aug 2026 · 21 technologies across 14 categories
CDN
Comment systems
Font scripts
JavaScript frameworks
JavaScript libraries
Maps
Miscellaneous
Operating systems
Programming languages
Security
UI frameworks
Video players
Web frameworks
Web servers
AI Crawlers
Blocks 4 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- Bytespider Blocked
- GPTBot Blocked
Search and AI assistants
- Amazonbot Blocked
- PetalBot Blocked
The other 29 AI crawlers we track are not mentioned and stay allowed by default.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
4 of 33 AI crawlers blocked
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.76 / 10 · ranked #2,073,475 of all domains
15 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 34.9 MB · 226 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Kašava
- Country: Czech Republic
From Wikidata (CC0).
Infrastructure
- Hosted on Amazon Web Services (34.243.177.246, IPv6)
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 1,483,843, 3 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| kasava.cz | 15 |
| www.kasava.cz | 7 |
Full technology history →
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Recent changes
- dropped Ubuntu May 2026
- detected Open Graph Apr 2026