Verify DNS Settings Ensure that your DKIM public key is correctly published in your DNS records. Use tools like Dig or online DNS check services to verify that your DKIM record is properly set up.
Monitor DKIM Key Rotation Regularly update your DKIM keys and have a rotation policy in place. This ensures that you always use a valid key, reducing the risk of failed DKIM checks.
Use Email Authentication Monitoring Tools There are various tools available that can help you monitor your email authentication status, including DKIM. These tools can alert you to potential issues before they impact your email deliverability.