What do the Certification security suspension notifications look like?

If your Certified IP address is suspended due to a security compromise, you will receive a notification via email.

Subject line
The subject line will be worded like this: ‘Suspension type’ for ‘Customer Name’ Certified IPs.


  • Domain Blacklist Suspension for ABCXYZ Corp Certified IPs
  • Spam Trap Suspension for 123456, Inc Certified IPs
  • SpamAssassin Suspension for Qwerty Co. Certified IPs

The body of the notification will contain details about the suspension, such as the domain that caused the blacklisting and how you can resolve the issue.

For further information
If you have questions about the suspension:

  • Contact the Return Path Certification support team by replying to the notification with your questions. 
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