This is the Postfix program at host mail.overseas-freight.com. I'm sorry to have to inform you that your message could not be delivered to one or more recipients. It's attached below. For further assistance, please send mail to <postmaster> If you do so, please include this problem report. You can delete your own text from the attached returned message. The Postfix program <[email protected]>: host 192.168.100.5[192.168.100.5] said: 550 5.7.1 Message rejected. (in reply to end of DATA command)