163邮件：554 DT:SPM 163 smtp11,D8CowABHLj7jX_BdY+q6Ag--.21946S2 1576034275,please see http://mail.163.com/help/help_spam_16.htm?ip=117.22.255.130&hostid=smtp11&time=1576034275

163邮件：554 DT:SPM 163 smtp11,D8CowABHLj7jX_BdY+q6Ag--.21946S2 1576034275,please see http://mail.163.com/help/help_spam_16.htm?ip=117.22.255.130&hostid=smtp11&time=1576034275

Remember to send 163 messages a local test, reported abnormal 554 DT: abnormalities of SPM

2019-12-1111:32:54

 

background

Local test messages transmitted using transmission 163, the recipient is 3, 2 normal messages, a recipient is abnormal . Test results:

554 DT:SPM 163 smtp11,D8CowABHLj7jX_BdY+q6Ag--.21946S2 1576034275,please see http://mail.163.com/help/help_spam_16.htm?ip=117.22.255.130&hostid=smtp11&time=1576034275

 

analysis

1. Check the official website explained :

554 DT: SPM sending the message content contains information not permitted, or system identified as spam. Please check for users to send viruses or spam;

Solution:

In the white list, add all recipients account. Then continue to test, the results are still reported   554 DT: SPM 

 

 

 

2. Add Sender Recipient

Solution:

In the collection recipient, add the sender's e-mail.

Test results are still  554 DT: SPM 

 

3. Excluding the recipient is not valid email address

Solution: NetEase mailbox there is a rule, the sender of the transaction. If the recipient has means to a recipient of any message not received properly, this transmission message defines failure.

To get rid of the recipient is not valid email address. test was successful.

Here you can refer to blog: https://www.cnblogs.com/leftfist/p/6808673.html