What powers 
doublet.fr?
Last seen Sep 2026 · 20 technologies across 15 categories
Analytics
Caching
CDN
Cookie compliance
Databases
Ecommerce
JavaScript frameworks
JavaScript libraries
Miscellaneous
Programming languages
Reviews
Search engines
Security
Tag managers
UI frameworks
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
- 50% desktop
- 47% phone
- 3% tablet
France
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.98 / 10 · ranked #583,779 of all domains
47 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.1 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 2500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: French
- CDN: Cloudflare
- Weight: 3.7 MB · 92 requests
- Structured data: JSON-LD, Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Doublet
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Cloudflare (104.26.4.30, IPv6)
- DNS: Cloudflare DNS
- Email: sophos.com
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 2,879,558, 6 hosts
- Verified with: Google, Microsoft 365, Sophos
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
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Recent changes
- detected Bootstrap May 2026
- dropped Cart Functionality May 2026
- detected parcel May 2026
- detected reCAPTCHA May 2026
- detected SWC May 2026
- detected Trustpilot May 2026
- dropped Bootstrap Nov 2025
- dropped Trustpilot Nov 2025