What powers open-system.fr?
Last seen Jun 2026 · 7 technologies across 6 categories
Development
Microsoft Visual Studio
since Sep 2023
Operating systems
Windows Server
since Aug 2022
Security
HSTS
since Sep 2022
Web frameworks
Microsoft ASP.NET
since Aug 2022
Web servers
Audience
France
Belgium
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
7.31 / 10 · ranked #28,232 of all domains
490 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 0.1 MB · 15 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| billetv2.open-system.fr | 7 |
| refuge.open-system.fr | 7 |