What powers zsprazacka.cz?
Last seen Aug 2026 · 22 technologies across 11 categories
CDN
cdnjs
since Sep 2024
Cloudflare
since Sep 2024
Google Hosted Libraries
since Sep 2024
jsDelivr
since Sep 2024
Editors
Font scripts
Google Font API
since May 2020
JavaScript frameworks
AlertifyJS
since Jul 2021
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2024
Programming languages
PHP
since May 2020
Rich text editors
UI frameworks
Web servers
Apache HTTP Server
since May 2020
Webmail
Google Workspace
since Aug 2022
AI Crawlers
robots.txt could not be read at the last check (Aug 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 80% phone
- 20% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.86 / 10 · ranked #4,041,543 of all domains
8 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 7.4 MB · 106 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.