If you find that your IP address is listed on the SBL, here are the steps you should take: 1. Identify the Cause: Determine why your IP was listed. This may involve reviewing your email sending practices and list management procedures. 2. Rectify the Issue: Address the root cause of the problem. This could involve cleaning your email list, improving your opt-in processes, or enhancing your email content. 3. Request Delisting: Once you've resolved the issue, you can request delisting through the Spamhaus website. Provide evidence of the steps you've taken to prevent future issues.