What powers 
cen-lorraine.fr?
Last seen Sep 2026 · 17 technologies across 10 categories
CDN
Bunny
since Jul 2025
Comment systems
Font scripts
Bunny Fonts
since Jul 2025
JavaScript frameworks
JavaScript libraries
Maps
Miscellaneous
Operating systems
Debian
since Nov 2022
UI frameworks
Bootstrap
since Nov 2022
Web servers
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
France
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.89 / 10 · ranked #661,375 of all domains
53 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.4 s |
| INP | 175 ms |
| CLS | 1.1 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: French
- Weight: 8.0 MB · 58 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on OVHcloud (37.187.176.230)
- DNS: eolas.fr
- Email: no MX record returned
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 2,432,044, 6 hosts
- Verified with: Brevo, GlobalSign
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| cen-lorraine.fr | 15 |
| www.cen-lorraine.fr | 15 |
| intranet.cen-lorraine.fr | 4 |