What powers 
narodniregistr.cz?
Last seen Sep 2026 · 14 technologies across 10 categories
Analytics
CDN
Cookie compliance
Font scripts
JavaScript libraries
Miscellaneous
Programming languages
Security
Tag managers
UI frameworks
AI Crawlers
Does not block any of the 33 AI crawlers we track in its robots.txt. Checked Sep 2026.
Training crawlers
- ClaudeBot Allowed
- Google-Extended Allowed
- GPTBot Allowed
Search and AI assistants
- OAI-SearchBot Allowed
- PerplexityBot Allowed
User-request fetchers
- ChatGPT-User Allowed
- Perplexity-User Allowed
The other 26 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt found
- ai.txt not found
- Sep 2026 claudebot added to robots.txt
- Sep 2026 google-extended added to robots.txt
- Sep 2026 perplexitybot added to robots.txt
- Sep 2026 oai-searchbot added to robots.txt
- Sep 2026 chatgpt-user added to robots.txt
- Sep 2026 perplexity-user added to robots.txt
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 71% phone
- 29% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.32 / 10 · ranked #190,199 of all domains
164 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 1.5 MB · 53 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
- Registered Mar 2002 (24 years), renews Mar 2027
- Hosted on INTERNET-CZ Ktis 2, 384 03 Ktis (185.129.138.203)
- Email: no MX record returned
- Email security: DNSSEC signed
- SSL: Actalis, RSA 2048, wildcard, expires Nov 2026
- Common Crawl link graph: rank 7,194,331, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.narodniregistr.cz | 14 |
| narodniregistr.cz | 13 |
Full technology history →
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