What powers kostka-umelecka.cz?
Last seen Jun 2026 · 10 technologies across 7 categories
Analytics
JavaScript libraries
Miscellaneous
Google Code Prettify
since Nov 2021
Open Graph
since Oct 2022
Programming languages
PHP
since Nov 2021
Security
HSTS
since Oct 2022
UI frameworks
Bootstrap
since Nov 2021
Webmail
Microsoft 365
since Aug 2022
Audience
- 100% phone
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.60 / 10 · ranked #5,689,687 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 2.3 MB · 86 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.