gihutgishuiruv@alien.topBtoHomelab@selfhosted.forum•Is it recommended to set up an own mail server?English
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11 months agoA provider that isn’t on the ball about managing outbound spam will quickly find their IPs (if not the whole prefix) blocked. If someone runs a spambot from a VPS, and then you get the recycled IPv4 address when the instance is removed, what’s to tell Microsoft you’re not also a spammer?
I never said anything about monitoring outbound SMTP traffic.
The more realistic mitigations are e.g. periodic scanning for open relays, actually handling abuse email reports, RBL checking