What powers 
seinegrandslacs.fr?
Last seen Sep 2026 · 30 technologies across 17 categories
Analytics
Caching
CMS
Databases
Ecommerce
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Miscellaneous
PaaS
Programming languages
Rich text editors
Security
Tag managers
UI frameworks
Web servers
Webmail
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 80% phone
- 20% desktop
France
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.74 / 10 · ranked #285,384 of all domains
96 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.8 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: French
- Weight: 9.3 MB · 50 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- EPTB Seine Grands Lacs
- Founded: 1969
- Country: France
From Wikidata (CC0).
Infrastructure
- Hosted on DRI (46.18.192.98)
- DNS: produhost.net
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 4096, expires Dec 2026
- Common Crawl link graph: rank 1,199,932, 6 hosts
- Verified with: Brevo, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.seinegrandslacs.fr | 13 |
| sig.seinegrandslacs.fr | 12 |
| seinegrandslacs.fr | 10 |
| visitesvirtuelles.seinegrandslacs.fr | 3 |
Full technology history →
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Recent changes
- dropped Amazon Web Services May 2026