> It's replying with 4XX because of:
>
> delivery temporarily suspended: connect to psg.com[1 47.28.0.62]:25:
> Connection timed out
this appears to be the case. it now does a nice 550
2026-04-10T16:57:09.894933+00:00 m0 postfix/smtpd[14066]: NOQUEUE: reject:
RCPT from
mail-eastusazlp17011000f.outbound.protection.outlook.com[2a01:111:f403:c100::f]:
550 5.1.1 <[email protected]>: Recipient address rejected: undeliverable address:
host psg.com[147.28.0.62] said: 550 unknown user (in reply to RCPT TO command);
from=<[email protected]> to=<[email protected]> proto=ESMTP
helo=<BL2PR02CU003.outbound.protection.outlook.com>
thank you
randy
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