Earlier quoted context omitted.
So, now you have to worry about your VPS/Internet provider deplatforming you. Or about your domain name being seized. And spam filtration, backups, redundancy... I'm not saying email self hosting should not be done, I just say a bit of planning should be done. DNS seems like the most annoying part, it is SPoF by design. The problem can be mitigated, but seems like cannot be solved. For example, owning multiple domain…
> So, now you have to worry about your VPS/Internet provider deplatforming you. Or about your domain name being seized. And spam filtration, backups, redundancy... Your VPS / ISP better have a good reason to "deplatform". If you're really worried, use two different ones. Also, people have more problems with being "deplatformed" by Google, often with no reason given, and with no way to communicate with a human about t…
2) I never said receiving email is a SPoF
3) Please explain in detail what do I do in order to keep receiving emails using "me@johndoe.com" after johndoe.com gets undelegated. I do not know of a way and would very much like to know. If there is no way.. It is a SPoF.
edit: formatting