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by oxplot 3879 days ago
Most cloud providers (e.g. Google [1] and Amazon) as well as ISPs block outgoing traffic on TCP port 25 (SMTP) so it's actually fairly hard to run your own SMTP server to begin with.

[1]: https://cloud.google.com/compute/docs/tutorials/sending-mail...
1 comments
michaelmior 3879 days ago
True, but many people will try to do it anyway. Amazon will allow you to send email on request. They just have a form you need to fill out.
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oxplot 3877 days ago
Given their concern for ranking of their IP space, they'll be watching you with fifty eyeballs after granting you access.
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