2 ms·
The domain being in any case for the purpose of delivery is part of the standard, but there's nothing I know if which would prohibit you from implementing local
by avar 9y ago
The domain being in any case for the purpose of delivery is part of the standard, but there's nothing I know if which would prohibit you from implementing local delivery and routing in any way you want once the mail is accepted.
- written 9y agoYou have no guarantee that the domain part case is preserved from what the user wrote, if it's not defined to be case-sensitive. So you can do what you want, but the input data are not reliable.