Emails being blocked with the error "Sender Domain Not Found" from Mail Tracking Logs in Trend Micro Email Security

Trend Micro Email SecurityAll

Last updated: 2024/03/21

Solution ID: KA-0009950

Category: Configure , Troubleshoot

Know the cause of the error "Sender Domain Not Found", and how to take action if you encounter this error.

To resolve this issue, you can add the email sender to the Approved Sender list. It can then bypass the sender domain check.

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