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Re: Message delivers ok via Mercury C but not E

  •  12-21-2018, 1:18

    • Rolf Lindby is not online. Last active: 2019-11-17, 17:42 Rolf Lindby
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    Re: Message delivers ok via Mercury C but not E

    Well, the error message says "". You can check the PTR record (rdns) for your IP address for instance here:

    A mail server is according to RFC required to have a reverse DNS record, but some sites have their own requirements. Many reject rdns names that suggest that the address is dynamically assigned, and others refuse all generic PTR addresses (such as

    If you have a fixed IP address you should be able to ask your Internet provider to set a different PTR record for that address. 


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