고객중에서 이메일 발송이 안된다고 합니다.

카페24에서 메일서비스를 받고 있는데

다른 메일은 다 들어가는데 아람쪽 계정을 가지고 있는 @domain.com 메일만 안들어간다고 합니다.

관공서쪽에 아람계정들이 필터링 되는지 확인 부탁드립니다.

-----Original Message-----
From: Mail Delivery System [mailto:MAILER-DAEMON@relay-006-36.anc24.com]
Sent: Thursday, March 31, 2016 *:** PM
To: sales@domain.com
Subject: Undelivered Mail Returned to Sender

This is the mail system at host relay-006-36.anc24.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 mail system

<castlee@kisti.re.kr>: host antispam1.kisti.re.kr[150.183.95.82] said: 550
    5.7.1 (sales@woorimtech.com)mechanism - Please see
 
http://www.openspf.org/Why?id=sales%40woorimtech.com&ip=175.126.146.103&rece
iver=spam
    : Reason: mechanism Received-SPF: softfail (spam: transitioning domain
of
    woorimtech.com does not designate 175.126.146.103 as permitted sender)
    client-ip=175.126.146.103; envelope-from=sales@woorimtech.com; (in
reply to
    MAIL FROM command)