What powers rcradost.cz?
Last seen Sep 2026 · 12 technologies across 9 categories
Analytics
Google Analytics
since Nov 2021
Font scripts
Google Font API
since Nov 2021
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Popper
since Apr 2022
Programming languages
PHP
since Nov 2021
UI frameworks
Web frameworks
Web servers
Webmail
Google Workspace
since Feb 2023
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 found
- ai.txt not found
AI Crawlers
Policy unknown
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.82 / 10 · ranked #4,259,505 of all domains
8 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 2.6 MB · 36 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Amazon Web Services (3.121.241.33)
- DNS: webglobe.cz
- Email: Google Workspace
- Email security: no SPF record, no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 14,514,355, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted