What powers caltha.cz?
Last seen Jun 2026 · 15 technologies across 9 categories
Analytics
Google Analytics
since Jan 2019
Snowplow Analytics
since Jul 2024
Authentication
Facebook Login
since Nov 2025
Ecommerce
Cart Functionality
since Apr 2026
Shoptet
since Nov 2025
JavaScript libraries
Miscellaneous
HTTP/3
since May 2026
Open Graph
since Sep 2022
Performance
Priority Hints
since Nov 2025
Programming languages
PHP
since Jan 2019
UI frameworks
Web servers
Audience
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.85 / 10 · ranked #1,879,828 of all domains
20 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 1.7 MB · 44 requests
- Structured data: Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected HTTP/3 May 2026
- detected OpenResty May 2026
- detected Cart Functionality Apr 2026
- dropped PWA Jan 2026
- dropped Apache HTTP Server Dec 2025
- dropped Autoptimize Dec 2025
- dropped Contact Form 7 Dec 2025
- dropped CookieYes Dec 2025
- dropped Facebook Pixel Dec 2025
- dropped Google Font API Dec 2025
- dropped Google Tag Manager Dec 2025
- dropped jQuery Migrate Dec 2025
- dropped MySQL Dec 2025
- dropped Popper Dec 2025
- dropped reCAPTCHA Dec 2025
- dropped RSS Dec 2025
- dropped WooCommerce Dec 2025
- dropped WordPress Dec 2025
- dropped Yoast SEO Dec 2025
- detected Facebook Login Nov 2025
- detected jQuery UI Nov 2025
- detected Nginx Nov 2025
- detected Priority Hints Nov 2025
- detected Shoptet Nov 2025