What powers chapter.cz?
Last seen Jun 2026 · 21 technologies across 10 categories
Analytics
Google Analytics
since Nov 2022
Hotjar
since Nov 2022
CDN
Cloudflare
since May 2026
Font scripts
Google Font API
since Nov 2022
JavaScript frameworks
JavaScript libraries
Underscore.js
since Nov 2022
Miscellaneous
HTTP/3
since Dec 2023
Open Graph
since Nov 2022
Page builders
Readymag
since Nov 2022
Security
Cloudflare Bot Management
since May 2026
HSTS
since Dec 2023
Tag managers
Google Tag Manager
since Nov 2022
Web servers
Audience
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.83 / 10 · ranked #4,177,985 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 5.5 s |
| CLS | 0 |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 3.6 MB · 296 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| chapter.cz | 21 |
| www.chapter.cz | 19 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Babel Mar 2026
- dropped core-js Mar 2026