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.

  1. Navigate to Security Settings > Email > Sender Lists.
  2. Under the Safe Sender list, enter the IPs of our mail servers, shown here.
  3. 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.

  1. Navigate to your Proofpoint Enterprise Admin console.
  2. Click Email Protection.
  3. Under the 'Spam Detection' drop-down, select Organizational Safe List.
  4. Click Add.
  5. 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.

    1. Navigate to your Proofpoint Essentials Admin console.
    2. Click Email Protection.
    3. Under the Targeted Attack Protection drop-down, select URL Defense.
    4. Click URL Rewrite Policies.
    5. Under the Exceptions section, enter the IP addresses of our mail servers, shown here.
    6. Click Save Changes.
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