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Domain of sender address does not resolve

Discussion in 'General Discussion' started by WeMasterz5, Mar 5, 2004.

  1. WeMasterz5

    WeMasterz5 Well-Known Member

    Feb 24, 2003
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    Hello peeps and peepettes

    I am having an issue with one domain (not on my servers) when any email is sent from any domains on my server it returns with

    Delay reason: SMTP error from remote mailer after RCPT
    TO:<>: host
    []: 451 4.1.8 Domain of sender address does not resolve

    can anyone point me to some info on what maybe causing this and why

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