What powers kralak.cz?
Last seen Jun 2026 · 25 technologies across 16 categories
Analytics
Google Analytics
since Sep 2025
Authentication
Google Sign-in
since Sep 2025
CMS
Databases
MySQL
since Sep 2025
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
RSS
since Sep 2025
Operating systems
Windows Server
since Sep 2025
Performance
Priority Hints
since Sep 2025
Programming languages
Web frameworks
Microsoft ASP.NET
since Sep 2025
Web servers
Webmail
Microsoft 365
since Sep 2025
WordPress plugins
WordPress themes
OnePage Express
since Sep 2025
Audience
- 76% phone
- 24% desktop
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.84 / 10 · ranked #15,579,096 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.6 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 2900 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 9.7 MB · 134 requests
- WordPress theme: one-page-express (child: one-page-express-pro) · all themes
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- detected React Mar 2026
- detected Swiper Mar 2026
- detected Twitter Emoji (Twemoji) Dec 2025