This is a delivery status notification, automatically generated by MTA mgate.raiffeisen.ru on Fri, 01 Aug 2008 08:45:41 +0400 Regarding recipient(s) : prokopchik(a)raiffeisen.ru Delivery status : Failed. Message could not be delivered to domain <raiffeisen.ru> .Failed while initiating the protocol. <[(&#39;prokopchik(a)raiffeisen.ru&#39;, 550, 'prokopchik@raiffeisen.ru... No such user')]> MTA Response :550 The original message headers are included as attachment.