The original message was received at Sat, 4 Feb 2012 16:39:09 +1100 from 70.subnet125-160-205.speedy.telkom.net.id [125.160.205.70] (may be forged) ----- The following addresses had permanent fatal errors ----- <[email protected]> (reason: 550 5.1.1 <[email protected]>... User unknown) ----- Transcript of session follows ----- ... while talking to mx.ozonline.com.au.:

...

...

DATA <<< 550 5.1.1 <[email protected]>... User unknown 550 5.1.1 <[email protected]>... User unknown <<< 503 5.0.0 Need RCPT (recipient)