Email Test

What is this tool?

This tool will check to see if an E-mail address is on a known free E-mail domain, such as This can help you determine whether or not an E-mail address is someone's primary E-mail address. It just checks the domain, so you can either enter the E-mail address ('') or the domain (''), and you will get the same results.

How do the results help me?

  • Fighting Spam

Want to know if that return email address is from a free email service? Use this tool to find out if it is, and then take action.