Whitelabelling increases your ability to deliver email and allows you to begin building a sender reputation for your domain and your IP addresses.
1. Let us know your hosting service and your domain
2. We will then send the DNS records to you
3. You would need to add these DNS records to your hosting service (GoDaddy, BlueHost, etc)
4. Please let us know via email when you're done and we will validate your DNS records
5. Keep in mind the process might take up to 48 hours