What powers 
zakony.gov.cz?
Last seen Oct 2026 · 12 technologies across 11 categories
Analytics
Matomo Analytics
since Oct 2026
Development
Turbopack
since Oct 2026
JavaScript libraries
Miscellaneous
Open Graph
since Jun 2025
Performance
Priority Hints
since Jan 2024
Photo galleries
PhotoSwipe
since Jun 2025
Programming languages
PHP
since Jan 2024
Security
HSTS
since Jun 2025
Tag managers
Matomo Tag Manager
since Oct 2026
UI frameworks
Tailwind CSS
since Oct 2026
Web servers
Nginx
since Jun 2025
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Oct 2026 *: Allowed (was Restricted)
- Oct 2026 omgilibot removed from robots.txt
AI Crawlers
No AI crawlers blocked
Audience
- 51% desktop
- 49% phone
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.99 / 10 · ranked #572,037 of all domains
15 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 2.0 MB · 35 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on GOVCZ MINISTERSTVO VNITRA CR (94.199.45.61)
- DNS: nic.cz
- Email: no MX record returned
- Email security: DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 9,839,459
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Matomo Analytics Oct 2026
- detected Matomo Tag Manager Oct 2026
- detected Priority Hints Oct 2026
- detected Tailwind CSS Oct 2026
- detected Turbopack Oct 2026