I needed to set up an email for my own hobby domain and spun up a little Ubuntu server and ran this: https://mailinabox.email/ https://mailinabox.email/ Worke

I needed to set up an email for my own hobby domain and spun up a little Ubuntu server and ran this: https://mailinabox.email/ https://mailinabox.email/ Worked a treat and did everything. I was sending and receiving email within a few hours.