text_combined: noel jones ubdarhmeganvbhcsorg robert fitzpatrick wrote tue 20080226 1237 0100 ralf hildebrandt wrote robert fitzpatrick feb 26 054618 esmtp postfixsmtpd96399 noqueue reject rcpt bbnmainserverbluebonnetnutritioncom20791172154 450 411 recipient address rejected undeliverable address host xxxxxxxx said 553 530 450 instead 550 user unknown yes see postconf n posted earlier unknown_local_recipient_reject_code 550 local recipients unknown_recipient_reject_code parameter gateway delivering mail via transport map local recipients unknown_recipient_reject_code unknown local virtual recipients recipient determined invalid reject_unverified_recipient please see httpwwwpostfixorgpostconf5htmlunverified_recipient_reject_code httpwwwpostfixorgaddress_verification_readmehtml noel jones thu 07 aug 2008 210024 0600 number rejections exploded