What powers osrd.fr?
Last seen Oct 2026 · 15 technologies across 9 categories
Caching
Varnish
since Mar 2024
CDN
JavaScript frameworks
React
since Jul 2026
JavaScript libraries
Miscellaneous
PaaS
GitHub Pages
since Mar 2024
Security
HSTS
since Mar 2024
Static site generator
UI frameworks
Tailwind CSS
since Jul 2026
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 68% desktop
- 32% phone
France
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.51 / 10 · ranked #2,473,315 of all domains
10 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Fastly
- Weight: 20.4 MB · 44 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Fastly (185.199.108.153, IPv6)
- DNS: inwx.de
- Email: webspace.bz
- Email security: SPF (hard fail), DMARC quarantine
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 12,637,016, 3 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| osrd.fr | 11 |
| demo.osrd.fr | 4 |
Full technology history →
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