[Mailman-Developers] Mailman 3 on lists.mailman3.org

[Barry Warsaw]

On Mar 05, 2016, at 04:14 PM, Mark Sapiro wrote:

>The issue is that there is an MX record for mailman3.org pointing to
>mail.mailman3.org, but mail.mailman3.org doesn't have an A record; it
>has a CNAME pointing to mailman.iad1.psf.io which is the canonical name
>of the server.
>
>RFC 2181, sec 10.3 says the target of and MX must have address records,
>not CNAME. I.e. mail.mailman3.org should not have a CNAME, but rather an
>A record pointing to 104.239.228.201 or I suppose instead, the MX for
>mailman3.org could point directly at mailman.iad1.psf.io.

Fixed by setting mail. to an A record.  Give it time to propagate, and it has
a 3h TTL.

Cheers,
-Barry
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