What powers optik-trnka.cz?
Last seen Sep 2026 · 8 technologies across 6 categories
Analytics
Google Analytics
since Jul 2020
JavaScript frameworks
JavaScript libraries
Live chat
Programming languages
PHP
since Oct 2021
Web servers
Nginx
since Jul 2020
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
1.64 / 10 · ranked #5,367,602 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.6 s |
| INP | 250 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 1.0 MB · 45 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on IGNUM-AS Czech Republic (130.193.9.39)
- DNS: hosting90.cz
- Email: no MX record returned
- Email security: DNSSEC signed
- Common Crawl link graph: rank 33,048,375, 2 hosts
DNS records as swept Sep 2026. How the web is hosted