What powers zea.cz?
Last seen Aug 2026 · 17 technologies across 12 categories
CDN
CMS
October CMS
since Sep 2021
Comment systems
Font scripts
JavaScript libraries
Maps
Miscellaneous
Programming languages
PHP
since Sep 2021
Security
reCAPTCHA
since Jul 2019
UI frameworks
Pure CSS
since Jul 2019
Web frameworks
Laravel
since Sep 2021
Web servers
Nginx
since Dec 2022
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Aug 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 83% phone
- 17% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.01 / 10 · ranked #3,562,349 of all domains
8 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 1.5 MB · 37 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on IGNUM-AS Czech Republic (62.109.154.102)
- DNS: stable.cz
- Email: zea.cz
- Email security: SPF (hard fail), DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 19,709,841, 2 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.zea.cz | 17 |
| zea.cz | 17 |
Full technology history →
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Recent changes
- detected HTTP/3 May 2026