What powers chemweld.cz?
Last seen Jun 2026 · 14 technologies across 9 categories
Analytics
Google Analytics
since Jan 2019
Authentication
Facebook Login
since Jun 2021
Ecommerce
Cart Functionality
since Nov 2021
Shoptet
since Jun 2021
JavaScript libraries
Miscellaneous
HTTP/3
since May 2026
Open Graph
since Sep 2022
Performance
Priority Hints
since Apr 2025
Programming languages
PHP
since Jun 2021
UI frameworks
Web servers
Audience
- 70% phone
- 30% desktop
Czechia
Slovakia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.38 / 10 · ranked #7,740,280 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 1.8 MB · 61 requests
- Structured data: JSON-LD, Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- detected HTTP/3 May 2026
- detected OpenResty May 2026
- detected Cart Functionality Apr 2026
- dropped Popper Feb 2026
- dropped Tippy.js Feb 2026
- dropped Cart Functionality Sep 2025
- dropped Google Analytics Enhanced eCommerce Sep 2025