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Allowlisting (Whitelisting) in Proofpoint
Allowlisting in Proofpoint Essentials
When you're ready to allowlist in Proofpoint Essentials, follow the below instructions. (These were obtained from Proofpoint's Safelisting Addresses article.)
- Navigate to Security Settings > Email > Sender Lists.
- Under the Safe Sender list, enter the IPs of our mail servers, shown here.
- Click Save.
If you have issues with attachment-related emails, see Proofpoint's article on Blocks by Default.
Allowlisting in Proofpoint Enterprise
To allowlist in Proofpoint Enterprise, follow the below instructions.
- Navigate to your Proofpoint Enterprise Admin console.
- Click Email Protection.
- Under the 'Spam Detection' drop-down, select Organizational Safe List.
- Click Add.
- In the 'Proofpoint - Global Safe List' window, enter the following information:
- Filter Type: from the drop-down menu, select Sender Hostname.
- Operator: from the drop-down menu, select Equals.
- Value: in the field, enter the IP addresses of our mail servers, shown here.
- Click Save Changes.
To avoid potential issues with Proofpoint’s Targeted Attack Protection, we suggest that you add our IP addresses to Proofpoint’s URL Defense.
- Navigate to your Proofpoint Essentials Admin console.
- Click Email Protection.
- Under the Targeted Attack Protection drop-down, select URL Defense.
- Click URL Rewrite Policies.
- Under the Exceptions section, enter the IP addresses of our mail servers, shown here.
- Click Save Changes.