> nighthawk.spam.dyndns.org ERROR:"550 TESTING" > from=<edcoates at nighthawk.dyndns.org>, size=658, class=0, nrcpts=1, msgid=< > Pine.LNX.4.64.0612281229280.20505 at nighthawk.dyndns.org>, proto=ESMTP, Does it matter that the domains don't match exactly?