comcast ipv6 PTR

Once upon a time, Paul Ferguson<> said:

>That's not necessarily true -- some (very large) organizations using
>DMARC will reject mail from hosts without a PTR record.

And that's a good reason to have reverse records for you mail servers.

Indeed. :slight_smile:

Auto-generated reverse really shouldn't be trusted for anything.

True. :slight_smile:

- - ferg