511 sorry, no mailbox here by that name (#5.1.1 - chkuser) 550 Not our Customer 550 No such user 550 No Such User Here 550 Unknown local part emailaddrgreg 550-5.1.1 The email account that you tried to reach does not exist. 550 5.7.1 Relaying denied. 550 #5.1.0 Address rejected. 550 Host unknown 550 Mailbox unavailable or access denied 550 Requested action not taken: mailbox unavailable 554 rejected due to spam content 554 Message not allowed - [PH01] Email not accepted for policy reasons. 554 delivery error: dd This user doesn't have a yahoo.com account 554 5.7.1 [P4] Message blocked due to spam content in the message. 554 5.7.1 Phrase Filter #1513774
subject: "[AKO Content Violation - SPAM]Photos" to the following recipient(s): ???.?.wilson@us.army.mil was marked by the Army Knowledge Online (AKO)/Defense Knowledge Online (DKO) spam checker as spam and was not delivered to the intended recipient(s).