What powers cz-ryby.cz?
Last seen Aug 2026 · 9 technologies across 8 categories
Analytics
Google Analytics
since Jan 2021
CDN
Google Hosted Libraries
since Aug 2022
Font scripts
Google Font API
since Jan 2021
JavaScript libraries
Maps
Google Maps
since Dec 2022
Miscellaneous
HTTP/3
since Aug 2026
Web servers
Apache HTTP Server
since Jan 2021
Webmail
Microsoft 365
since Mar 2023
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.74 / 10 · ranked #286,980 of all domains
130 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Czech Fish Farmers Association
- Founded: 2002
- Country: Czech Republic
From Wikidata (CC0).
Infrastructure
- Hosted on WEDOS-GLOBAL (185.8.237.11)
- DNS: wedos.com
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, ECDSA P256, wildcard, expires Oct 2026
- Common Crawl link graph: rank 2,662,064, 2 hosts
- Verified with: Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- detected HTTP/3 Aug 2026