What powers leissner.fr?
Last seen Jun 2026 · 31 technologies across 15 categories
Analytics
Authentication
Facebook Login
since Oct 2021
Linkedin Sign-in
since Oct 2021
CDN
Ecommerce
Cart Functionality
since Oct 2024
Mailjet
since Sep 2024
Font scripts
Font Awesome
since Oct 2021
Google Font API
since Apr 2019
JavaScript frameworks
JavaScript libraries
Slick
since Oct 2024
SweetAlert2
since Oct 2021
Miscellaneous
Programming languages
Security
Cloudflare Bot Management
since Jun 2024
HSTS
since Oct 2024
UI frameworks
Web frameworks
CodeIgniter
since Oct 2024
Web servers
Apache HTTP Server
since Apr 2019
Nginx
since Oct 2024
Webmail
Microsoft 365
since Feb 2024
Audience
- 79% desktop
- 21% phone
France
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.34 / 10 · ranked #2,799,409 of all domains
11 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 1700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 3.0 MB · 78 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| prelancement.leissner.fr | 19 |
| clients.leissner.fr | 18 |
| leissner.fr | 15 |
| www.leissner.fr | 10 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Bot Management Jun 2026
- dropped Cloudflare Bot Management May 2026
- detected Cloudflare Bot Management Dec 2025
- detected core-js Dec 2025
- detected Facebook Login Dec 2025
- detected Font Awesome Dec 2025
- detected Java Dec 2025
- detected Linkedin Sign-in Dec 2025
- detected SweetAlert2 Dec 2025
- dropped Cloudflare Bot Management Nov 2025
- dropped core-js Nov 2025
- dropped Facebook Login Nov 2025
- dropped Font Awesome Nov 2025
- dropped Java Nov 2025
- dropped Linkedin Sign-in Nov 2025
- dropped SweetAlert2 Nov 2025