On Monday, September 5, 2016, John Levine <jo...@iecc.com> wrote: > >1. pick a primary domain from the list of virtual hosts (example2.com) > >2. use the "real" host name of the server (juvat.example1.com) > >3. the mail server name (mail.example1.com) > >4. the dns server name (ns2.example1.com) > >5. another domain from the virtual hosts list (example 3.com) > > Publish a PTR with the mail server name, forget about the rest of > them.
... Thank you, John, for the good advice. I thought I had read that somewhere but haven't been able to find it again. On today's Internet, you want your mail server to EHLO with a name > that has matching forward and reverse DNS with the server's IP. If > you don't, you look unnecessarily like a spambot. ... A very good reason, indeed! Thanks again. Best regards, -Tom
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