What powers zlproduction.cz?
Last seen Sep 2026 · 6 technologies across 6 categories
JavaScript libraries
Maps
Google Maps
since Aug 2022
Programming languages
PHP
since Aug 2022
Web frameworks
Nette Framework
since Aug 2022
Web servers
Apache HTTP Server
since Aug 2022
Webmail
Google Workspace
since Aug 2022
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
1.92 / 10 · ranked #3,810,123 of all domains
8 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 1.0 MB · 4 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- DNS: gransy.com
- Email: Google Workspace
- Email security: no SPF record, no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 18,964,248, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.zlproduction.cz | 6 |
| m.zlproduction.cz | 4 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped lit-element Nov 2025
- dropped lit-html Nov 2025