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Email is one of the hardest things to self-host because of spam filtering.

• chippyty 3y ago
  Did you use a turnkey solution like Mailinabox or Ireadmail?
  • bcx5k15 3y ago
    The problem is around DNS/IP whitelisting I worked for a large bank and we eventually gave up on it for customer emails because trying to keep your domain/IP ranges in the correct lists so that you didn't end up in spam folders was so operationally expensive