What powers a11.cz?
Last seen Jun 2026 · 37 technologies across 19 categories
Analytics
Cloudflare Browser Insights
since Nov 2021
Google Ads Conversion Tracking
since Dec 2021
Google Analytics
since Jan 2021
Umami
since Oct 2024
Authentication
Facebook Login
since Dec 2021
CDN
Bunny
since Feb 2026
cdnjs
since May 2022
Cloudflare
since Apr 2021
Google Hosted Libraries
since Feb 2022
jsDelivr
since Jan 2022
CMS
WordPress
since Jan 2021
Databases
MySQL
since Jan 2021
Ecommerce
Shoptet
since May 2021
Font scripts
Bunny Fonts
since Feb 2026
Google Font API
since Jan 2021
JavaScript frameworks
JavaScript libraries
Miscellaneous
Operating systems
Ubuntu
since Feb 2026
Page builders
Performance
Priority Hints
since Aug 2023
Programming languages
PHP
since Jan 2021
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Jan 2021
UI frameworks
Web frameworks
Web servers
Audience
- 77% phone
- 23% desktop
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.75 / 10 · ranked #279,509 of all domains
106 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- CDN: Cloudflare
- Weight: 5.2 MB · 47 requests
- WordPress theme: bricks (child: bricks-child) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| predplatne.a11.cz | 18 |
| www.a11.cz | 15 |
| tv.a11.cz | 14 |
| prehravac.a11.cz | 13 |
Full technology history →
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Recent changes
- dropped Ionicons May 2026