What powers vrtky.cz?
Last seen Aug 2026 · 21 technologies across 12 categories
Advertising
Microsoft Advertising
since May 2025
Analytics
CMS
Framer Sites
since May 2025
Cookie compliance
JavaScript frameworks
JavaScript libraries
Miscellaneous
HTTP/3
since May 2025
Open Graph
since May 2025
Performance
Priority Hints
since May 2025
Programming languages
Java
since Mar 2024
Security
HSTS
since Mar 2024
Tag managers
Google Tag Manager
since May 2025
UI frameworks
Bootstrap
since Mar 2024
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
- Aug 2026 *: Restricted (was Allowed)
AI Crawlers
No AI crawlers blocked
Audience
- 54% phone
- 46% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.82 / 10 · ranked #708,003 of all domains
56 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech (Czechia)
- Weight: 17.0 MB · 61 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Subdomains
| Host | Techs |
|---|---|
| vrtky.cz | 13 |
| objevte.vrtky.cz | 10 |
Full technology history →
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Recent changes
- dropped JavaServer Pages Oct 2025
- dropped Nginx Oct 2025