The original message was received at Wed, 1 Feb 2012 12:00:47 +0400 (MSK) from 27.130.0.109.rev.sfr.net [109.0.130.27] ----- The following addresses had permanent fatal errors ----- <[email protected]> (reason: 550 5.1.1 User unknown) ----- Transcript of session follows ----- ... while talking to faeton.spb.ru.:

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DATA <<< 550 5.1.1 User unknown 550 5.1.1 <[email protected]>... User unknown <<< 503 5.5.2 Need rcpt command