What powers professeur-nesta.fr?
Last seen Sep 2026 · 22 technologies across 15 categories
Analytics
Caching
CMS
Databases
Font scripts
Hosting
JavaScript libraries
Live chat
Miscellaneous
Operating systems
Programming languages
Security
Web servers
WordPress plugins
WordPress themes
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
- 100% phone
France
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.64 / 10 · ranked #21,228,181 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 4.3 s |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: French (France)
- Weight: 1.6 MB · 59 requests
- WordPress theme: stellarium (child: stellarium-child) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on IONOS (85.215.169.74)
- DNS: IONOS
- Email: no MX record returned, SPF names IONOS
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 115,906,116
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Twitter Emoji (Twemoji) Sep 2026
- detected Google Analytics Dec 2025