What powers 1jcbo.cz?
Last seen Jun 2026 · 20 technologies across 13 categories
Analytics
Google Analytics
since Mar 2020
CMS
WordPress
since Sep 2022
Databases
MySQL
since Sep 2022
Font scripts
Google Font API
since Nov 2022
JavaScript libraries
Miscellaneous
HTTP/3
since May 2026
Open Graph
since Sep 2022
Page builders
WordPress Block Editor
since Jul 2024
Performance
LazySizes
since Nov 2022
Priority Hints
since Nov 2023
Programming languages
PHP
since Sep 2022
Security
Really Simple SSL & Security
since Apr 2024
Web servers
Widgets
AddThis
since Sep 2022
WordPress plugins
The Events Calendar
since Sep 2022
Audience
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.81 / 10 · ranked #4,306,616 of all domains
7 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 0.8 MB · 23 requests
- WordPress theme: drs · all themes
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.1jcbo.cz | 19 |
| clen.1jcbo.cz | 2 |
Full technology history →
Report an incorrect detection
Recent changes
- detected HTTP/3 May 2026
- detected OpenResty May 2026
- dropped Animate.css Jan 2026
- dropped PWA Oct 2025