On Sun, Nov 09, 2025 at 08:28:55AM -0500, Wietse Venema via Postfix-users wrote:
> Message 20B3C602C1 has one recipiemt. > Gmail accepts the recipient without making a fuss. > > > Nov 08 22:18:31 terarows postfix/qmgr[323464]: 20B3C602C1: > > from=<[email protected]>, size=12384, nrcpt=1 (queue active) > > Nov 08 22:18:32 terarows postfix/smtp[638240]: 20B3C602C1: > > to=<[email protected]>, relay=aspmx.l.google.com[142.250.102.27]:25, > > delay=3.3, delays=2/0.03/0.53/0.77, dsn=2.0.0, status=sent (250 2.0.0 OK > > 1762611512 a640c23a62f3a-b72bfa36eb5si251881166b.996 - gsmtp) > > Nov 08 22:18:32 terarows postfix/qmgr[323464]: 20B3C602C1: removed This connection was via IPv4. > Message 708FF6044C has one recipiemt. > > The first Gmail server hangs up BEFORE POSTFIX CAN SEND THE > RECIPIENT. After Postfix makes a different connection, Gmail accepts > the recipient. > > > Nov 08 22:18:34 terarows postfix/qmgr[323464]: 708FF6044C: > > from=<[email protected]>, size=12382, nrcpt=1 (queue active) > > Nov 08 22:18:34 terarows postfix/smtp[638240]: 708FF6044C: host > > aspmx.l.google.com[2a00:1450:400c:c0b::1b] refused to talk to me: 421 4.7.0 > > Try again later, closing connection. This connection was via IPv6, perhaps the OP's IPv6 SMTP client address has no PTR record, or the PTR does not forward-resolve to the same IP. > > Nov 08 22:18:35 terarows postfix/smtp[638240]: 708FF6044C: > > to=<[email protected]>, relay=aspmx.l.google.com[142.250.102.27]:25, > > delay=3.7, delays=2.3/0/0.51/0.95, dsn=2.0.0, status=sent (250 2.0.0 OK > > 1762611515 a640c23a62f3a-b72bf9be991si277312566b.806 - gsmtp) > > Nov 08 22:18:35 terarows postfix/qmgr[323464]: 708FF6044C: removed The second attempt was via IPv4, and was again accepted. -- Viktor. 🇺🇦 Слава Україні! _______________________________________________ Postfix-users mailing list -- [email protected] To unsubscribe send an email to [email protected]
