Beiträge von Marek

    Ich wollte eine Email von mailcow zu Google senden und dann kam das:


    This is the mail system at host mail.partnerteamspeak.de.

    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

    <partnerteamspeak@gmail.com>: host

    gmail-smtp-in.l.google.com[2a00:1450:400c:c00::1b] said: 550-5.7.1

    [2a01:367:c204::70f:5a96] Our system has detected that this message

    550-5.7.1 does not meet IPv6 sending guidelines regarding PTR records and

    550-5.7.1 authentication. Please review 550-5.7.1

    https://support.google.com/mail/?p=IPv6AuthError for more information 550

    5.7.1 . q6si14871738wma.72 - gsmtp (in reply to end of DATA command)


    Reporting-MTA: dns; mail.partnerteamspeak.de

    X-Postfix-Queue-ID: A09A211CE5B

    X-Postfix-Sender: rfc822; info@partnerteamspeak.de

    Arrival-Date: Tue, 25 Dec 2018 13:25:44 +0100 (CET)

    Final-Recipient: rfc822; partnerteamspeak@gmail.com

    Original-Recipient: rfc822;partnerteamspeak@gmail.com

    Action: failed

    Status: 5.7.1

    Remote-MTA: dns; gmail-smtp-in.l.google.com

    Diagnostic-Code: smtp; 550-5.7.1 [2a01:367:c204::70f:5a96] Our system has

    detected that this message 550-5.7.1 does not meet IPv6 sending guidelines

    regarding PTR records and 550-5.7.1 authentication. Please review 550-5.7.1

    https://support.google.com/mail/?p=IPv6AuthError for more information 550

    5.7.1 . q6si14871738wma.72 - gsmtp