What powers 
ypsilonka.cz?
Last seen Oct 2026 · 14 technologies across 10 categories
Analytics
Font scripts
JavaScript libraries
Miscellaneous
Programming languages
Security
Tag managers
Web frameworks
Web servers
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 Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 80% phone
- 18% desktop
- 3% tablet
Czechia
Slovakia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.05 / 10 · ranked #536,634 of all domains
68 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 1.3 MB · 51 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Ypsilonka (Studio Ypsilon on Wikidata)
- Founded: 1963
- Sector: creative industries
- Country: Czech Republic
- Profiles: Facebook, YouTube, Instagram
From the homepage's own structured data (Oct 2026) and Wikidata (CC0).
Infrastructure
- Registered Feb 1998 (28 years) via INTERNET CZ, a.s., renews Oct 2026
- Hosted on SuperNetwork SH.cz s.r.o. (46.234.108.44)
- DNS: forpsi.cz
- Email: domenovesluzby.eu
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 734,582, 3 hosts
- Verified with: Google
DNS records as swept Nov 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted