mxtoolbox

  1. F

    SOLVED Easy FIX your SMTP banner, SMTP greeting and Reverse DNS for Dedicated IPs

    Moderator Note: If you're reaching this thread due to the SMTP failure report on MXToolBox, keep in mind these are false positives and should not effect email delivery to/from your system. The following resource explains why this happens and provides a workaround if you want to ensure the test...