Regardless that it's for custom domains, the smtp server will call itself "mx.pawnmail.com" during the SMTP protocol negotiation. The parent comment is not cor

Regardless that it's for custom domains, the smtp server will call itself "mx.pawnmail.com" during the SMTP protocol negotiation. The parent comment is not correct in thinking that matters, but they are correct that it will be identified as pawnmail, just not as part of the email address itself.