What powers 
jzshop.cz?
Last seen Oct 2026 · 14 technologies across 10 categories
Analytics
Google Analytics
since Aug 2022
Font scripts
Google Font API
since Aug 2022
JavaScript libraries
Miscellaneous
PWA
since Aug 2022
Payment processors
PayPal
since Aug 2022
Programming languages
PHP
since Aug 2022
Security
reCAPTCHA
since Oct 2026
Web frameworks
Nette Framework
since Aug 2022
Web servers
Apache HTTP Server
since Aug 2022
AI Crawlers
robots.txt could not be read at the last check (Nov 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not found
- ai.txt not found
AI Crawlers
Policy unknown
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.94 / 10 · ranked #614,844 of all domains
22 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 2.5 MB · 100 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on SERVERZONECZ ServerZone s.r.o. (185.216.220.40)
- DNS: jzstudio.cz
- Email: mail25.cz
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 4096, wildcard, expires Dec 2026
- Common Crawl link graph: rank 10,437,142, 25 hosts
- Verified with: Google
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted