SPF Usage Statistics · Download List of All Websites using SPF
The Sender Policy Framework is an open standard specifying a technical method to prevent sender address forgery.
IONOS Mail Usage Statistics · Download List of All Websites using IONOS Mail
Email hosted at IONOS.
1and1 Usage Statistics · Download List of All Websites using 1and1
1&1 internet packaged hosting, mail and eCommerce solutions owned by United Internet and incorporating Schlund and Partners.
UK hosting
IONOS Usage Statistics · Download List of All Websites using IONOS
IONOS is a hosting provider that offers cloud solutions, web hosting, and other services such as websites, domains, and servers.
US hosting
SSL by Default Usage Statistics · Download List of All Websites using SSL by Default
The website redirects traffic to an HTTPS/SSL version by default.
LetsEncrypt Usage Statistics · Download List of All Websites using LetsEncrypt
Let’s Encrypt is a free open Certificate Authority.
Root Authority
IONOS DNS Usage Statistics · Download List of All Websites using IONOS DNS
Domain NS hosted at IONOS
nginx Usage Statistics · Download List of All Websites using nginx
nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.
Ubuntu Usage Statistics · Download List of All Websites using Ubuntu
Ubuntu is a free, Debian derived Linux-based operating system, available with both community and professional support.
Last technology detected on 13th August 2025. We know of 9 technologies on this page and 16 technologies removed from devbrain.fr since 2nd January 2018. Link to this page.
Unlimited detailed lookups - normally $144 / year.
Add BuiltWith to for free! Get lookups easily and quickly.
Get a notification when devbrain.fr adds new technologies.
Get devbrain.fr profile as an XML, JSON, CSV or XLSX via the Domain API.
Can't find the technology you are looking for? Send us a suggestion, we will try and add it to our database.