Re: 메일전송오류 > 패스코리아넷 - 그룹웨어, 인트라넷, 엔메일(메일서버/웹메일/스팸차단/바이러스차단)

안녕 하세요?

451 [Sniper] Connection timeout. Server close connection.

위 메시지를 보니 상대방측 스팸장비에서 차단된 것으로보입니다.

먼저 발송측의 IP 가 sorbs.net 등에 블랙리스트로 등록되어 있으므로 해지 신청 하시고 또한 PTR 레코드가 존재하지 않은 것으로 보이니 해당 레코드 설정 확인해 보십시오.

-------------------- Original message --------------------

※ 필수입력정보 ※

▷ 제품버젼 :Nmail PHP 2.6.12 UTF-8

▷ 오류발생 메뉴/주소 :메일전송실패

▷ 에러메세지 :

Error sending message [1619192383348.2799692688.215.eml] from [leadingi21.com]

[<00>] XMail bounce: Rcpt=[****@****];Error=[The maximum number of delivery attempts has been reached]

[<01>] Error sending message [1619192383348.2799692688.215.eml] from [leadingi21.com].

ID:
Mail From: <****@****>
Rcpt To: <****@****>
Server: [124.243.38.33]

[<02>] The reason of the delivery failure was:

The maximum number of delivery attempts has been reached

[<04>] Here is listed the message log file:

[PeekTime] 1619192383 : Fri, 23 Apr 2021 15:39:43 -0000
<<
ErrCode = -162
ErrString = End of socket stream data
SMAIL SMTP-Send MX = "email.lottecard.co.kr." SMTP = "leadingi21.com" From = "****@****" To = "****@****" Failed !
SMTP-Error = "451 [Sniper] Connection timeout. Server close connection."
SMTP-Server = "email.lottecard.co.kr."
>>
[PeekTime] 1619192514 : Fri, 23 Apr 2021 15:41:54 -0000
<<
ErrCode = -162
ErrString = End of socket stream data
SMAIL SMTP-Send MX = "email.lottecard.co.kr." SMTP = "leadingi21.com" From = "****@****" To = "****@****" Failed !
SMTP-Error = "451 [Sniper] Connection timeout. Server close connection."
SMTP-Server = "email.lottecard.co.kr."
>>
[PeekTime] 1619192642 : Fri, 23 Apr 2021 15:44:02 -0000
<<
ErrCode = -162
ErrString = End of socket stream data
SMAIL SMTP-Send MX = "email.lottecard.co.kr." SMTP = "leadingi21.com" From = "****@****" To = "****@****" Failed !
SMTP-Error = "451 [Sniper] Connection timeout. Server close connection."
SMTP-Server = "email.lottecard.co.kr."
>>
[PeekTime] 1619192786 : Fri, 23 Apr 2021 15:46:26 -0000
<<
ErrCode = -162
ErrString = End of socket stream data
SMAIL SMTP-Send MX = "email.lottecard.co.kr." SMTP = "leadingi21.com" From = "****@****" To = "****@****" Failed !
SMTP-Error = "451 [Sniper] Connection timeout. Server close connection."
SMTP-Server = "email.lottecard.co.kr."
>>
[PeekTime] 1619192930 : Fri, 23 Apr 2021 15:48:50 -0000
<<
ErrCode = -162
ErrString = End of socket stream data
SMAIL SMTP-Send MX = "email.lottecard.co.kr." SMTP = "leadingi21.com" From = "****@****" To = "****@****" Failed !
SMTP-Error = "451 [Sniper] Connection timeout. Server close connection."
SMTP-Server = "email.lottecard.co.kr."
>>

[<05>] Here is listed the initial part of the message:

Received: from localhost ([127.0.0.1]:48989)
by leadingi21.com with [XMail 1.22 PassKorea120228 ESMTP Server]
id for <****@****> from <****@****>;
Fri, 23 Apr 2021 15:39:42 -0000
MIME-Version: 1.0
To: ****@****
Cc: "=?utf-8?B?7J207J6s67KU?=" <****@****>,
"=?utf-8?B?7J207JiB7Z2s?=" <****@****>
From: "=?utf-8?B?7Jyh7YOc7IKw?=" <****@****>
Subject: =?utf-8?B?66as65Sp7JWE7J20X+ygnOyViOyEnF/roa/rjbDrqaTrsoTsiqQg7ZqM7JuQIOuMgOyDgSDsnKDsuZgg7JWE7JuD67CU7Jq065OcIFRNIOyeheywsA==?=
Date: Fri, 23 Apr 2021 15:39:42 +0000
Message-id: <****@****>
X-Mailer: Passkorea.NET Nmail PHP, Build 20130311
Content-Type: multipart/mixed;
boundary="=_46c842924a253760951fa3509507d39f"

▷ 질문내용 : 다음, 네이트 등 특정 메일 플랫폼으로 보낼때 저렇게 오류가 뜹니다..