What powers knihovnahronov.cz?
Last seen Jun 2026 · 27 technologies across 15 categories
CMS
Databases
MySQL
since Nov 2023
Font scripts
JavaScript frameworks
Svelte
since Mar 2023
JavaScript libraries
OWL Carousel
since Nov 2023
Miscellaneous
Page builders
WordPress Block Editor
since Nov 2024
Performance
Priority Hints
since Nov 2023
Programming languages
Rich text editors
Security
HSTS
since Mar 2023
UI frameworks
SvelteKit
since May 2026
Web servers
Webmail
Microsoft 365
since Feb 2026
WordPress plugins
WP Featherlight
since Nov 2023
Audience
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.95 / 10 · ranked #3,728,012 of all domains
9 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| CLS | 0.1 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 2.7 MB · 35 requests
- WordPress theme: education-zone · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| knihovnahronov.cz | 19 |
| katalog.knihovnahronov.cz | 9 |
Full technology history →
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Recent changes
- dropped AngularJS Jun 2026
- dropped Lodash Jun 2026
- dropped PDF.js Jun 2026
- detected Node.js May 2026
- detected SvelteKit May 2026
- detected Vite May 2026
- detected Microsoft 365 Feb 2026
- detected Twitter Emoji (Twemoji) Dec 2025
- detected PDF.js Oct 2025