The original message was received at Wed, 1 Jun 2011 11:05:45 +0200 from 20150072057.user.veloxzone.com.br [201.50.72.57] ----- The following addresses had permanent fatal errors ----- <[email protected]> (reason: 511 sorry, no mailbox here by that name (#5.1.1 - chkuser)) ----- Transcript of session follows ----- ... while talking to [192.168.25.25]:

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DATA <<< 511 sorry, no mailbox here by that name (#5.1.1 - chkuser) 554 5.0.0 Service unavailable <<< 503 RCPT first (#5.5.1)