What powers 
esnfrance.org?
Last seen Oct 2026 · 36 technologies across 19 categories
Analytics
Authentication
CMS
Databases
Ecommerce
Font scripts
Hosting
JavaScript frameworks
JavaScript libraries
Miscellaneous
Performance
Programming languages
Security
Video players
Web servers
Webmail
Widgets
WordPress plugins
WordPress themes
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 65% desktop
- 35% phone
France
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.87 / 10 · ranked #677,448 of all domains
76 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United Kingdom)
- Weight: 14.2 MB · 180 requests
- WordPress theme: hello-elementor · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- ESN France
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on OVHcloud (51.83.40.221)
- DNS: OVHcloud
- Email: Google Workspace
- Email security: SPF (soft fail), no DMARC record, MTA-STS, BIMI
- SSL: Let's Encrypt, RSA 4096, wildcard, expires Jan 2027
- Common Crawl link graph: rank 2,529,255, 22 hosts
- Verified with: Google
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| esnfrance.org | 29 |
| strasbourg.esnfrance.org | 29 |
| besancon.esnfrance.org | 26 |
| montpellier.esnfrance.org | 26 |
| paris.esnfrance.org | 25 |
| bordeaux.esnfrance.org | 24 |
| lille.esnfrance.org | 24 |
| marseille.esnfrance.org | 24 |
| nancy.esnfrance.org | 24 |
| dijon.esnfrance.org | 22 |
| inscriptions.esnfrance.org | 7 |
Full technology history →
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Recent changes
- dropped Bunny Oct 2026
- dropped Bunny Fonts Oct 2026
- dropped WebFactory Maintenance Oct 2026
- dropped cdnjs Sep 2026
- dropped Cloudflare Sep 2026
- dropped Moment.js Sep 2026
- detected Jetpack Jun 2026
- detected Bunny Mar 2026
- detected Bunny Fonts Mar 2026
- detected WebFactory Maintenance Mar 2026
- dropped Google Maps Feb 2026
- detected cdnjs Jan 2026
- detected Cloudflare Jan 2026
- detected Moment.js Jan 2026
- detected Splide Jan 2026
- dropped cdnjs Dec 2025
- dropped Cloudflare Dec 2025
- detected GSAP Dec 2025
- dropped Moment.js Dec 2025
- detected Slider Revolution Dec 2025
- dropped Splide Dec 2025
- detected wpBakery Dec 2025