What powers zich.cz?
Last seen Oct 2026 · 13 technologies across 11 categories
Analytics
Google Analytics
since Aug 2022
CDN
Ecommerce
Cart Functionality
since Aug 2022
JavaScript libraries
Tiny Slider
since Oct 2022
Miscellaneous
Open Graph
since Sep 2022
PWA
since Aug 2022
Operating systems
Debian
since Aug 2022
Programming languages
PHP
since Aug 2022
Security
reCAPTCHA
since Apr 2023
Tag managers
Google Tag Manager
since Aug 2022
Web frameworks
Nette Framework
since Aug 2022
Web servers
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
1.59 / 10 · ranked #5,788,485 of all domains
6 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 1.2 MB · 44 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on MASTER-AS Czech Republic www.master.cz (85.118.134.165)
- DNS: websupport.cz
- Email: zich.cz
- Email security: no SPF record, DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 61,004,726, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted