What powers 
effinergie.org?
Last seen Jul 2026 · 12 technologies across 11 categories
Analytics
CMS
Font scripts
JavaScript libraries
Marketing automation
Miscellaneous
PaaS
Programming languages
UI frameworks
Web servers
AI Crawlers
Blocks 2 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- meta-externalagent Blocked
Search and AI assistants
- Amazonbot Blocked
The other 31 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
2 of 33 AI crawlers blocked
Audience
- 100% desktop
France
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.34 / 10 · ranked #180,066 of all domains
214 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 25 ms |
| CLS | 0.05 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Infrastructure
- Registered Jul 2006 (20 years) via OVH sas, renews Jul 2027
- Hosted on OVHcloud (213.186.33.17, IPv6)
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, ECDSA P256, expires Jan 2027
- Common Crawl link graph: rank 74,181, 3 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted