I’ve been tempted to acquire a email address for a TLD that has it’s own MX record. Most software doesn’t understand that addresses like postmaster@ai are well

I’ve been tempted to acquire a email address for a TLD that has it’s own MX record. Most software doesn’t understand that addresses like postmaster@ai are well formed. See https://serverfault.com/questions/154991/why-do-some-tld-have-an-mx-record-on-the-zone-root-e-g-ai https://serverfault.com/questions/154991/why-do-some-tld-hav...