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.
Microsoft Exchange Online Usage Statistics · Download List of All Websites using Microsoft Exchange Online
A rich hosted Exchange environment for every user without having to manage a server.
Business Email Hosting
Microsoft Azure DNS Usage Statistics · Download List of All Websites using Microsoft Azure DNS
This domain is verified with Microsoft Azure.
Office 365 Mail Usage Statistics · Download List of All Websites using Office 365 Mail
Email sent from this domain has records showing Office 365 usage.
DMARC Usage Statistics · Download List of All Websites using DMARC
A technical specification created by a group of organizations that want to help reduce the potential for email-based abuse
DMARC
DMARC Quarantine Usage Statistics · Download List of All Websites using DMARC Quarantine
The domain has a DMARC policy of 'Quarantine'. This tells the receiving mail server that all emails that do not have your domain name in the “From” field (or any other set criteria) should be quarantined by default.
All-Inkl DNS Usage Statistics · Download List of All Websites using All-Inkl DNS
German based DNS solution owned by Neue Medien Muennich GmbH.
Online.net Usage Statistics · Download List of All Websites using Online.net
French dedicated and shared hosting provider.
Dedicated Hosting · French hosting
403 Error Usage Statistics · Download List of All Websites using 403 Error
The website returned a 403 Forbidden error message and wasn't identified as parked at the time. This does not mean we are not able to index technologies.
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.
Apache Usage Statistics · Download List of All Websites using Apache
Apache has been the most popular web server on the Internet since April 1996.
Google Webmaster Usage Statistics · Download List of All Websites using Google Webmaster
Webmaster tools provide you with a free and easy way to make your site more Google-friendly.
Last technology detected on 1st August 2025. We know of 12 technologies on this page and 47 technologies removed from c4cengineering.de since 23rd May 2013. Link to this page.
Add BuiltWith to for free! Get lookups easily and quickly.
Get a notification when c4cengineering.de adds new technologies.
Get c4cengineering.de 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.