Sparkpost handles bounce for you automatically, using your domain in Send From. Customizing the Return-Path allows you to align with SPF best practices. Learn how to update your Return-Path forwarding via DNS here.
Login to your Sparkpost account
Navigate to the Domains page
Now you need to edit your DNS records to set up your bounce domain
Copy the CNAME record mentioned under Bounce and paste it into your DNS
After the DNS has processed the changes, log back into your Sparkpost account and verify the domains
After verification, the domain will be ready to be used as a bounce domain
To check your CNAME record visit our DNS record lookup tools and ensure that your records are error-free, valid, and functional.
Sign up for your free DMARC analyzer.