What powers chem.lu?
Last seen Jun 2026 · 24 technologies across 14 categories
Analytics
Matomo Analytics
since Aug 2020
CMS
eZ Publish
since Jan 2019
Databases
MySQL
since Feb 2026
Font scripts
Google Font API
since Jan 2019
Twitter Emoji (Twemoji)
since Feb 2026
JavaScript frameworks
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
RSS
since Feb 2026
Page builders
wpBakery
since Feb 2026
Performance
Priority Hints
since Feb 2026
Programming languages
PHP
since Jan 2019
Security
HSTS
since Sep 2022
UI frameworks
Angular Material
since Feb 2023
Animate.css
since Feb 2026
Web servers
Apache HTTP Server
since Sep 2020
WordPress plugins
W3 Total Cache
since Feb 2026
Audience
- 81% phone
- 19% desktop
Belgium
Luxembourg
France
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.98 / 10 · ranked #583,609 of all domains
67 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: French (France)
- Weight: 2.3 MB · 63 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| rapportannuel2024.chem.lu | 15 |
| www.chem.lu | 9 |
| appchem-server.chem.lu | 6 |
| portail.chem.lu | 6 |
| pas.chem.lu | 4 |
| chem.lu | 2 |