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안녕하세요.

갑자기 아래와 같이 메일이 옵니다.

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바쁘시겠지만 확인 부탁드립니다.

감사합니다.

Error Message : 553 sorry, that domain isn't allowed relay (#5.7.1) [****@****]

-- You SendMail --

>> Received: from jakim (203.231.222.20)
>>  by shinwonagency.co.kr (203.231.222.1) with [Nmail V3.7  20070405(ST_MTA)]
>>  for <****@****> from <****@****>;
>>  Thu, 03 Jul 2014 09:24:27 +0900
>> From: "Kim Ji-A" <****@****>
>> To: <****@****>
>> Subject: =?ks_c_5601-1987?B?uN7AzyDF1726xq4gc3dhc3dh?=
>> Date: Thu, 3 Jul 2014 09:25:08 +0900
>> Message-ID: <****@****>
>> MIME-Version: 1.0
>> Content-Type: multipart/alternative;
>>  boundary="----=_NextPart_000_0022_01CF96A0.B0049DA0"
>> X-Mailer: Microsoft Office Outlook 11
>> X-MimeOLE: Produced By Microsoft MimeOLE V6.***-****-****
>> Thread-Index: Ac+WVT2/X01AdAW6TWGO6lLGlMiI0w==
>>
>> This is a multi-part message in MIME format.
>>
>> ------=_NextPart_000_0022_01CF96A0.B0049DA0
>> Content-Type: text/plain;
>>  charset="ks_c_5601-1987"
>> Content-Transfer-Encoding: base64