Not OP, but I self host a few domains. I was worried about not being able to send emails, but is seems that as long as you setup properly SPF/DKIM/DMARC you're

Not OP, but I self host a few domains. I was worried about not being able to send emails, but is seems that as long as you setup properly SPF/DKIM/DMARC you're fine. You may have problems if using a domestic address though. For the configuration, the best bet is probably to use a product that makes it easy to configure the above three, there are a few alternatives around, like Stalwart [1] or docker-mailserver (which is little more that your postfix/dovecot/rspam combo packaged in a container) [2] [1] https://github.com/stalwartlabs/stalwart https://github.com/stalwartlabs/stalwart [2] https://github.com/docker-mailserver https://github.com/docker-mailserver