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▷ 에러메세지 :

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다음과 같은 리턴메일 내용과 함께 수신이 되지 않는다고 합니다.

"

This is the mail system at host relay-006-03.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
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The mail system

<****@****>
: Host or domain name not found. Name service
error for name=[domain name].co.kr type=A: Host not found