What powers bumerang.cz?
Last seen Jun 2026 · 23 technologies across 17 categories
Analytics
Google Analytics
since Aug 2022
Caching
WP Rocket
since Mar 2026
CMS
Databases
MySQL
since Dec 2025
Ecommerce
Cart Functionality
since Jul 2024
Editors
DreamWeaver
since Jul 2024
Font scripts
Font Awesome
since Aug 2022
JavaScript libraries
Miscellaneous
Operating systems
Debian
since Jul 2024
Performance
Priority Hints
since Feb 2026
Programming languages
PHP
since Aug 2022
Security
reCAPTCHA
since Aug 2022
SEO
UI frameworks
Web servers
Apache HTTP Server
since Aug 2022
WordPress plugins
Audience
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.71 / 10 · ranked #4,894,798 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech (Czechia)
- Weight: 0.5 MB · 54 requests
- WordPress theme: breakdance-zero-theme-master · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| eshop.bumerang.cz | 13 |
| www.bumerang.cz | 12 |
Full technology history →
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Recent changes
- dropped Breakdance Apr 2026
- dropped CookieYes Apr 2026
- dropped core-js Apr 2026
- dropped Facebook Pixel Apr 2026
- dropped GSAP Apr 2026
- dropped Isotope Apr 2026
- dropped Lightbox Apr 2026
- dropped Microsoft Advertising Apr 2026
- dropped Microsoft Clarity Apr 2026
- dropped Polylang Apr 2026
- dropped Twitter Emoji (Twemoji) Apr 2026
- dropped Unpkg Apr 2026
- dropped Google Font API Mar 2026
- detected Site Kit Mar 2026
- detected WP Rocket Mar 2026
- detected Yoast SEO Premium Mar 2026
- detected Priority Hints Feb 2026