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

GoDaddy EmailGoDaddy Email

GoDaddy Email Usage Statistics · Download List of All Websites using GoDaddy Email

GoDaddy email provides a personalized address but protection against viruses and spam and includes tools like Calendar.

Web Hosting Provider Email

Web Hosting Providers
Operating Systems and Servers

UnixUnix

Unix Usage Statistics · Download List of All Websites using Unix

A *nix based operating system (undisclosed).