What powers ultraant.cz?
Last seen Aug 2026 · 23 technologies across 16 categories
Analytics
CDN
CMS
Databases
Font scripts
JavaScript graphics
JavaScript libraries
Miscellaneous
Page builders
Performance
Programming languages
Security
UI frameworks
Web servers
WordPress plugins
WordPress themes
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
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.42 / 10 · ranked #7,248,186 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 2.2 MB · 91 requests
- WordPress theme: twentytwentyone · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- UltraAnt.cz
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on BLINDSPOT (91.239.200.30)
- Email: no MX record returned
- Email security: SPF (hard fail), DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 11,963,892
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 Animate.css May 2026
- detected Twitter Emoji (Twemoji) Dec 2025