<bounce-domain *> bounces@bounces.yourdomain.com </bounce-domain>
She started to rebuild.
The CEO, a man who believed “the cloud” was a literal weather phenomenon, had demanded answers. Their marketing campaign—ten thousand personalized offers for luxury cat trees—was stuck in a digital traffic jam. Every major email provider had flagged Artemis as a potential spammer. pmta configuration
The problem wasn’t malice. It was configuration. <bounce-domain *> bounces@bounces
Vera leaned back. The CEO’s frantic emails had stopped. In their place was a single, quiet Delivered receipt for a forgotten password from his own account. Every major email provider had flagged Artemis as
<source 192.168.1.10/28> allow-mail-from *@yourdomain.com require-auth yes max-message-size 10M max-recipients 100 </source>
That was the first problem. FIFO. First In, First Out. That meant a single, slow, legitimate newsletter about accounting software could get stuck behind a test email with a 20MB attachment. It was a traffic jam on a one-lane bridge.