What powers zestanku.cz?
Last seen Oct 2026 · 17 technologies across 10 categories
CDN
Cloudflare
since Apr 2024
CMS
Odoo
since Feb 2023
Databases
PostgreSQL
since Feb 2023
Font scripts
Google Font API
since Feb 2023
JavaScript libraries
Miscellaneous
Programming languages
Python
since Feb 2023
Security
Cloudflare Bot Management
since Apr 2024
HSTS
since Feb 2023
UI frameworks
Web servers
AI Crawlers
robots.txt could not be read at the last check (Oct 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 100% phone
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.26 / 10 · ranked #9,221,793 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 75 ms |
| CLS | 0.4 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech (Czechia)
- Weight: 18.4 MB · 138 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on OVHcloud (54.36.114.84)
- DNS: grdns.cz
- Email: no MX record returned
- Common Crawl link graph: rank 26,481,561, 2 hosts
DNS records as swept Oct 2026. How the web is hosted