What powers rcd.cz?
Last seen Sep 2026 · 6 technologies across 6 categories
Analytics
Google Analytics
since Aug 2023
JavaScript libraries
Programming languages
PHP
since Aug 2023
Security
HSTS
since Aug 2023
Web frameworks
Nette Framework
since Aug 2023
Web servers
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.14 / 10 · ranked #3,239,320 of all domains
9 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 200 ms |
| CLS | 0.05 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 1.7 MB · 92 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on MASTER-AS Czech Republic www.master.cz (37.205.9.75)
- DNS: forpsi.cz
- Email: rcd.cz
- Email security: SPF (hard fail), DMARC reject, DNSSEC signed
- Common Crawl link graph: rank 15,590,096, 3 hosts
- Verified with: Google
DNS records as swept Sep 2026. How the web is hosted