On 10/20/2021 6:56 AM, Michael Orlitzky via mailop wrote:
On 2021-10-19 16:41:40, John R Levine via mailop wrote:
Fake USPS spam, sent to my father who I am pretty sure has not ordered anything
lately since he is dead.
Tragically, we lose most of these because they still haven't figured
out how to retry a 4xx.
I guess this is better than when I saw them sending the same message
over and over again after 5xx.
Or, even when I saw them trying to issue StartTLS after 'HELO' (not 'EHLO')
.. There are days when I'm left scratching my head after watching
Sendgrid's SMTP conversations.
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