ReturnMail (sanam@sanamtech.co.kr sanam@sanamtech.co.kr)

발송한 메일이 반송되었습니다.

Subject: Silver Touch
Date: Tue, 30 Jun 2015 10:45:33 +0900
Sender: gussymor.gussymor@blogger.com
Receiver: sanam@sanamtech.co.kr sanam@sanamtech.co.kr

ErrorCode: 421 (서비스 활용 불가능)
[발송 중 오류 메세지]
421 Error. This mail is denyed with SPF problem. SPF not found for the sender domain or mismatch with sender IP 115.221.59.207. Request to the server administrator to set SPF-TXT record in the DNS for the sender domain.