Re: PTR record for mail server
Le 2 juin 2023 Andrew Wood a écrit :
> The the issue is our server sends mail for our own domains and we are getting
> mail rejected from some recipient servers with 550 PTR rejected: Please use a
> non-generic PTR (in reply to RCPT TO command.
Give the full message for better understanding but I suppose that the
connexion is rejected, not the mails.
> My understanding is that as we are sending email from our own domain e.g
> "example.com" its complaining because the PTR is ovh.net not example.com?
And in the format vps-xyz.vps.ovh.net
> As its not recommended to have more than one PTR for an IP is there anything
> we can do about this given that our server handles mail for a couple of
> domains?
Your server myhostname must resolve to the same ptr. So you should ask a
reverse to ovh setting it to your postfix myhostname. And of course
myhostname must be on your domain. For all your domains you should also
setup SPF and DKIM.
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