What powers 
urd.org?
Last seen Sep 2026 · 27 technologies across 20 categories
Caching
CDN
CMS
Databases
Font scripts
JavaScript frameworks
JavaScript graphics
JavaScript libraries
LMS
Marketing automation
Miscellaneous
PaaS
Performance
Programming languages
Security
UI frameworks
Video players
Web servers
WordPress plugins
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 64% desktop
- 36% phone
France
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.72 / 10 · ranked #299,681 of all domains
158 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: French (France)
- Weight: 1.4 MB · 38 requests
- WordPress theme: ci_urd · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Registered Mar 1999 (27 years) via OVH sas, renews Mar 2027
- Hosted on OVHcloud (51.68.23.45)
- DNS: OVHcloud
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC monitor only, MTA-STS, BIMI
- SSL: Let's Encrypt, RSA 4096, expires Nov 2026
- Common Crawl link graph: rank 500,962, 6 hosts
- Verified with: Brevo, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.urd.org | 19 |
| learning.urd.org | 14 |