undelivered mail returned to sender this is the scanmail program at host vc 8 . point . ne . jp .
i ' m sorry to have to inform you that the message returned
below could not be delivered to one or more destinations .
for further assistance , please send mail to
if you do so , please include this problem report . you can
delete your own text from the message returned below .
the scanmail program
: host 210 . 188 . 175 . 89 [ 210 . 188 . 175 . 89 ] said : 550 invalid
recipient : ( in reply to rcpt to command )