How to Resolve Blocked Emails with Anti-Spam

If you have enabled Anti-Spam service and notice that emails are being blocked, it may be due to your public IP address being marked as spam. This guide will help you identify and resolve the issue quickly.

Step 1: Check Your Public IP Reputation

When emails are blocked, the first step is to verify whether your public IP address is listed as spam. You can use the following tools:

1. Abusix Lookup:

   • Visit https://lookup.abusix.com/  and enter your public IP address for a detailed report.

2. SonicWall IP Reputation Tool:

   • Use dedicated IP reputation checker to confirm if your IP address is flagged.
   • Visit SonicWall IP Reputation Lookup and input your public IP address to check its status.

Step 2: Confirm the Listing and Contact Support

If your public IP is flagged as spam, follow these steps to resolve the issue:

1. Contact Support:

   • Notify Support about the blocked emails and the flagged IP address.

2. Request Delisting

3.  support team will escalate the issue to their Spam Review Team for further investigation and delisting.

Step 3: Monitor the Delisting Process

The delisting process is typically quick, and you should see an improvement in email delivery shortly after the Spam Review Team processes the request. However, continue monitoring your IP's reputation and email functionality to ensure the issue is fully resolved.

Preventive Measures

• Regularly check your public IP reputation using tools like Abusix Lookup or https://ipreputation.global.sonicwall.com/view.
• Implement email server best practices to minimize the risk of being flagged as spam.