Email issues

Discussion in 'General Questions' started by AndreaB2, Jul 8, 2015.

  1. AndreaB2

    AndreaB2 Bit Poster

    I'm getting this report, while sending emails:
    This is the mail system at host

    I'm sorry to have to inform you that your message could not
    be delivered to one or more recipients. It's attached below.

    For further assistance, please send mail to <postmaster>

    If you do so, please include this problem report. You can
    delete your own text from the attached returned message.

    The mail system

    <>: host[] said:
    550-Requested action not taken: mailbox unavailable 550 invalid DNS MX or
    A/AAAA resource record (in reply to MAIL FROM command)


    What happened and how do I fix that?

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