What powers silnicei20.cz?
Last seen Oct 2026 · 9 technologies across 7 categories
Analytics
Google Analytics
since Feb 2026
JavaScript frameworks
GSAP
since Feb 2026
JavaScript libraries
Miscellaneous
Open Graph
since Feb 2026
PWA
since Jan 2023
Programming languages
PHP
since Jan 2023
Security
HSTS
since Jan 2023
Web frameworks
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.70 / 10 · ranked #4,961,248 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 10.1 MB · 42 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on CASABLANCA-AS Internet & Collocation Provider (109.123.202.97)
- DNS: regzone.cz
- Email: no MX record returned
- Email security: DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 42,188,153
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Analytics Feb 2026
- detected GSAP Feb 2026
- detected Nette Framework Feb 2026
- detected Open Graph Feb 2026
- detected Swiper Feb 2026