How to Publish DMARC Records on Amazon Web Services (AWS)
Log in to Amazon Web Services and go to Services.
Under Network & Content Delivery, click on Route 53.
Under DNS Management, go to Hosted Zones.
From the list, find the domain you want and click on it.
Click on the Create Record Set button.
In the Name field, type “_dmarc”.
Under Type, select TXT from the drop-down menu.
In the Value field, enter the record sent to you by email or generated using our Power Toolbox.
Finish by clicking Create.
Check your published DMARC record.
Use our Power Toolbox to validate your DMARC record. It will take between 24-72 hours for your DMARC deployment to go live.