Email Hosting Providers

SPFSPF

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.

Standard

Google Apps for BusinessGoogle Apps for Business

Google Apps for Business Usage Statistics · Download List of All Websites using Google Apps for Business

Web-based email, calendar, and documents for teams. Renamed to Google Apps for Work, but now known as G Suite From Google Cloud.

Business Email Hosting

Name Server

All-Inkl DNSAll-Inkl DNS

All-Inkl DNS Usage Statistics · Download List of All Websites using All-Inkl DNS

German based DNS solution owned by Neue Medien Muennich GmbH.

Web Hosting Providers

All-InklAll-Inkl

All-Inkl Usage Statistics · Download List of All Websites using All-Inkl

German based hosting solution owned by Neue Medien Muennich GmbH.

German hosting

Web Servers

ApacheApache

Apache Usage Statistics · Download List of All Websites using Apache

Apache has been the most popular web server on the Internet since April 1996.