Steve Matzura via Postfix-users:
> 
> On 10/21/2024 1:14 PM, Wietse Venema via Postfix-users wrote:
> > Steve Matzura via Postfix-users:
> >> On 10/21/2024 12:42 PM, postfix--- via Postfix-users wrote:
> >>>> 2024-10-21T16:29:00.942189+00:00 theglobalvoice postfix/qmgr[3900]:
> >>>> E53B5103176: from=<>, size=3212, nrcpt=1 (queue active)
> >>>> 2024-10-21T16:29:01.124528+00:00 theglobalvoice postfix/smtp[4038]:
> >>>> E53B5103176: to=<s...@noisynotes.com>,
> >>>> orig_to=<tgvpad...@theglobalvoice.info>,
> >>>> relay=mail.gandi.net[2001:4b98:e00::9]:587, delay=0.19,
> >>>> delays=0/0/0.09/0.09, dsn=5.7.1, status=bounced (host
> >>>> mail.gandi.net[2001:4b98:e00::9] said: 554 5.7.1
> >>>> <unknown[2001:4b98:dc0:43:f816:3eff:fee3:4da0]>: Client host
> >>>> rejected: Access denied (in reply to RCPT TO command))
> >>>> 2024-10-21T16:29:01.126915+00:00 theglobalvoice postfix/qmgr[3900]:
> >>>> E53B5103176: removed
> >>>
> >>> <unknown[2001:4b98:dc0:43:f816:3eff:fee3:4da0]>
> >>>
> >>> ^^^ No PTR or mismatch? Recent DNS change and cache issue?
> >>
> >> Mismatch where? The DNS AAA record is correct.
> > No PTR record (NXDOMAIN).

Your SMTP client IP addres 2001:4b98:dc0:43:f816:3eff:fee3:4da0
does not have a PTR record. It should have one that resolves
to the name in the AAAA redcord.

Has the IP address changed?
Has the DNS changed?

        Wietse
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