What powers zsruska.cz?
Last seen Jun 2026 · 24 technologies across 15 categories
CMS
WordPress
since May 2020
Databases
MySQL
since May 2020
Font scripts
Google Font API
since May 2020
Hosting
WordPress Multisite
since Aug 2023
JavaScript Libraries
Miscellaneous
Highlight.js
since Feb 2019
RSS
since Dec 2022
Mobile frameworks
Operating Systems
Ubuntu
since Feb 2019
Windows Server
since Mar 2020
Performance
Priority Hints
since Jul 2025
Programming languages
PHP
since Feb 2019
Security
Really Simple SSL & Security
since Jul 2025
Web frameworks
Web Servers
Apache Traffic Server
since May 2020
Webmail
Microsoft 365
since Aug 2022
WordPress plugins
Audience
- 100% phone
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.70 / 10 · ranked #4,976,768 of all domains
6 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.1 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 1300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 5.7 MB · 91 requests
- WordPress theme: divi · all themes
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| zs.zsruska.cz | 18 |
| www.zsruska.cz | 6 |
| zakovska.zsruska.cz | 6 |
Full technology history →
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Recent changes
- dropped Babel Jun 2026
- dropped core-js Jun 2026
- dropped Font Awesome Jun 2026
- detected Popup Maker May 2026
- dropped cdnjs Oct 2025
- dropped Cloudflare Oct 2025