[dns-operations] IPv6 PTR best practice

John Kristoff jtk at depaul.edu
Wed May 9 13:15:15 UTC 2018

On Wed, 9 May 2018 02:56:31 +0000
John Levine <johnl at taugh.com> wrote:

> This has come up at M3AAWG a few times.  The consensus seems to be
> that hosts with static addresses should have rDNS to match the forward
> DNS but there is no reason to try to paper the whole rDNS with

Some systems force you to have a PTR for a v6 address or they'll
consider your mail host to be a source of spam.  Google does this or at
least did last I checked.


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