What powers 
supdev.fr?
Last seen Sep 2026 · 56 technologies across 25 categories
Advertising
Analytics
CDN
CMS
Databases
Editors
Font scripts
JavaScript graphics
JavaScript libraries
Maps
Marketing automation
Miscellaneous
Operating systems
Page builders
Performance
Programming languages
Rich text editors
Security
Static site generator
Tag managers
UI frameworks
Web servers
Widgets
WordPress plugins
AI Crawlers
Blocks 1 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- GPTBot Blocked
The other 32 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
- Sep 2026 *: Restricted (was Blocked)
- Sep 2026 gptbot added to robots.txt
- Sep 2026 *: Blocked (was Restricted)
- Sep 2026 gptbot removed from robots.txt
- Aug 2026 llms.txt removed
- Aug 2026 imagesiftbot removed from robots.txt
AI Crawlers
1 of 33 AI crawlers blocked
Audience
- 51% desktop
- 49% phone
France
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.15 / 10 · ranked #479,475 of all domains
55 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: French
- Weight: 5.0 MB · 90 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- SUP de V
- Industry: Education (declares
EducationalOrganization) - Profiles: Facebook, X, LinkedIn, YouTube, Instagram
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Amazon Web Services (3.33.161.18)
- Email: Microsoft 365
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 4096, expires Dec 2026
- Common Crawl link graph: rank 12,448,055, 4 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| enghien-les-bains.supdev.fr | 24 |
| jpo.supdev.fr | 24 |
| rambouillet.supdev.fr | 24 |
| saint-germain-en-laye.supdev.fr | 24 |
| alumni.supdev.fr | 22 |
| www.supdev.fr | 18 |
| blog.supdev.fr | 17 |
| recruteur.supdev.fr | 14 |
| candidat.supdev.fr | 11 |
Full technology history →
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Recent changes
- detected Hugo Jul 2026
- dropped Raygun Jul 2026
- detected jQuery CDN Jun 2026
- detected Lodash Jun 2026