What powers 
dobryden.cz?
Last seen Oct 2026 · 9 technologies across 8 categories
Analytics
JavaScript frameworks
JavaScript libraries
Miscellaneous
Programming languages
Security
UI frameworks
Web servers
AI Crawlers
Blocks all crawlers by default in robots.txt (User-agent: *). Checked Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Oct 2026 *: Blocked (was Allowed)
AI Crawlers
All crawlers blocked
Audience
- 59% phone
- 41% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.96 / 10 · ranked #250,469 of all domains
128 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 2.2 MB · 47 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- České rekordy - Agentura Dobrý den
From the homepage's own structured data (Oct 2026).
Infrastructure
- Registered Apr 1999 (27 years), renews Oct 2027
- Hosted on IGNUM-AS Webglobe, s.r.o. (62.109.151.73)
- DNS: ignum.com
- Email: webglobe.com
- Email security: SPF (soft fail), DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 781,848, 2 hosts
- Verified with: Meta Business
DNS records as swept Nov 2026, certificate as seen Nov 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| dobryden.cz | 9 |
| www.dobryden.cz | 9 |
Full technology history →
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Recent changes
- detected HTTP/3 May 2026