What powers 
zamekdobris.cz?
Last seen Sep 2026 · 27 technologies across 15 categories
Analytics
Caching
CMS
Databases
Font scripts
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Miscellaneous
Operating systems
Programming languages
Video players
Web servers
Widgets
WordPress plugins
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
- 89% phone
- 11% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.71 / 10 · ranked #308,771 of all domains
120 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.2 s |
| INP | 100 ms |
| CLS | 0.1 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech (Czechia)
- Weight: 12.5 MB · 77 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on WEB4U (81.91.86.14, IPv6)
- DNS: web4u.cz
- Email: web4u.cz
- Email security: no SPF record, no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 2,873,680, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.zamekdobris.cz | 20 |
| zamekdobris.cz | 13 |
Full technology history →
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Recent changes
- detected YouTube Jul 2026
- dropped Microsoft Word May 2026
- detected Microsoft Word Feb 2026