What powers vvuu.cz?
Last seen Sep 2026 · 17 technologies across 11 categories
Analytics
Google Analytics
since Mar 2021
JavaScript libraries
Maps
Google Maps
since Dec 2022
Miscellaneous
Operating systems
CentOS
since Mar 2021
Programming languages
PHP
since Mar 2021
Security
reCAPTCHA
since Aug 2022
Web frameworks
Nette Framework
since Apr 2022
Web server extensions
Web servers
Webmail
Microsoft 365
since Jun 2024
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
2.38 / 10 · ranked #2,724,088 of all domains
12 referring domains · OpenPageRank
Page
- Language: Czech
- Weight: 1.3 MB · 45 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- VVUÚ
- Founded: 1952
- Country: Czech Republic
From Wikidata (CC0).
Infrastructure
- Hosted on Websupport (37.9.175.212, IPv6)
- DNS: websupport.cz
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC reject, DNSSEC signed
- SSL: Let's Encrypt, RSA 4096, expires Oct 2026
- Common Crawl link graph: rank 9,303,854, 6 hosts
- Verified with: Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| vvuu.cz | 14 |
| www.vvuu.cz | 6 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Maps Jul 2026
- detected HTTP/3 Jul 2026
- detected jQuery UI Jul 2026
- detected Lightbox Jul 2026
- detected Microsoft 365 Jul 2026
- detected Nette Framework Jul 2026
- detected Nginx Jul 2026
- detected OpenResty Jul 2026
- detected PWA Jul 2026
- detected reCAPTCHA Jul 2026
- detected Slick Jul 2026