※ 필수입력정보 ※

▷ 제품버젼 :

▷ 오류발생 메뉴/주소 :

▷ 에러메세지 :

Error Message : 550 5.7.1 Sender rejected because SPF check failed IuuCYGc-TVeGIr0TyJ3kiA - nsmtp [****@****]

-- You SendMail --

>> Received: from user00 (115.23.74.239)

>>     by ******** (210.127.211.18) with [Nmail V3.7  20061019(ST)]

>>     for <****@****> from <****@****>;

>>     Thu, 27 Apr 2017 14:38:36 +0900

>> Content-Type: multipart/mixed;

>>  boundary="=_NextPart_2rfkindysadvnqw3nerasdf";

>>     charset="KS_C_5601-1987"

>> From: ****@****

>> Subject: =?EUC-KR?B?pLyktaS8?=

>> To: ****@****

>> Cc: ****@****

>> MIME-Version: 1.0

>> Date: Thu, 27 Apr 2017 14:40:08 +0900

>> X-Priority: 3

>> X-Library: Indy 9.00.10

>> 

>> This is a multi-part message in MIME format

>> 

>> --=_NextPart_2rfkindysadvnqw3nerasdf

>> Content-Type: text/plain

>> Content-Transfer-Encoding: 7bit

>> 

>> 

>> --=_NextPart_2rfkindysadvnqw3nerasdf

>> Content-Type: application/octet-stream;

>>         name="EX20170427_143937.640.PDF"

>> Content-Transfer-Encoding: base64

>> Content-Disposition: attachment;

>>         filename="EX20170427_143937.640.PDF"

▷ 질문내용 :

다른 메일 계정으로는 네이버 계정에 송수신 문제가 없으나

해당 계정인 ****@**** 은 네이버 송신에 계속 리턴메일이 옵니다.

정확한 원인 파악을 위해 문의드립니다.