What powers 
jfrey.fr?
Last seen Sep 2026 · 51 technologies across 20 categories
Analytics
Authentication
CDN
CMS
Comment systems
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Maps
Miscellaneous
Page builders
Programming languages
Security
Tag managers
UI frameworks
Web frameworks
Web servers
WordPress plugins
WordPress themes
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% desktop
United States
Germany
United Kingdom
France
Italy
Canada
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.90 / 10 · ranked #650,740 of all domains
41 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 25 ms |
| CLS | 0.05 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: French (France)
- CDN: Cloudflare
- Weight: 15.8 MB · 164 requests
- WordPress theme: astra · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Cloudflare (104.21.39.249, IPv6)
- Email: mailinblack.com
- Email security: no SPF record, no DMARC record
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 10,325,606, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.jfrey.fr | 35 |
| pro.jfrey.fr | 24 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Priority Hints Sep 2026
- dropped Elementor Header & Footer Builder Jun 2026
- detected Google Tag Manager Dec 2025
- detected Priority Hints Dec 2025
- detected Twitter Emoji (Twemoji) Dec 2025
- detected Cloudflare Browser Insights Nov 2025