How feasible is it to self-host our own mail server today? What software stack and hosting should we use for the same? I have heard a lot of talk 3-4 years back about the centralization of email in hands of GMail, MS Outlook and Amazon with a few niche providers like fastmail and protonmail and issues with reliable delivery of email if you use your own servers.
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Thanks for doing the AMA!
How feasible is it to self-host our own mail server today? What software stack and hosting should we use for the same? I have heard a lot of talk 3-4 years back about the centralization of email in hands of GMail, MS Outlook and Amazon with a few niche providers like fastmail and protonmail and issues with reliable delivery of email if you use your own servers.