> The e-mail address is invalid
@CobaltVelvet I was annoyed about something at work doing this so I thought I'd quote the rfc at them but that's just confused me and made me think that it might not be valid.
> A domain name that is not in FQDN form is no more than a local alias.
> Local aliases MUST NOT appear in any SMTP transaction.
However does delivering local mail count as an SMTP transaction? 🤷
@benofbrown is localhost not a fqdn though
@CobaltVelvet I'm not sure, that was another thing I was thinking.
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