What powers pinguin.cz?
Last seen Aug 2026 · 17 technologies across 9 categories
Analytics
CDN
Font scripts
JavaScript frameworks
JavaScript libraries
Programming languages
Security
Tag managers
UI frameworks
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
AI Crawlers
No AI crawlers blocked
Audience
- 70% phone
- 26% desktop
- 4% tablet
Czechia
Slovakia
Ukraine
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.58 / 10 · ranked #825,556 of all domains
31 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 100 ms |
| CLS | 0.05 |
| TTFB | 1300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 5.7 MB · 79 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on AS35236 - UVT Internet s.r.o. (109.205.75.42)
- DNS: unihost.cz
- Email: unihost.cz
- Email security: SPF (soft fail), DMARC quarantine, MTA-STS, BIMI
- SSL: Let's Encrypt, ECDSA P384, expires Dec 2026
- Common Crawl link graph: rank 8,477,846, 3 hosts
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 Bootstrap Jul 2026
- detected jQuery UI Jul 2026
- detected Select2 Jul 2026
- detected Swiper Jul 2026
- dropped Bootstrap Jun 2026
- dropped jQuery UI Jun 2026
- dropped Select2 Jun 2026
- dropped Swiper Jun 2026
- detected Bootstrap Apr 2026
- detected jQuery UI Apr 2026
- detected Select2 Apr 2026
- detected Swiper Apr 2026