How to update rDNS on an Amazon Web Services server

Question

How do I update the PTR record for my AWS server?

Answer

To update your PTR record, you'll need to do so within Amazon's console. Their guidance is available in their documentation:

Use reverse DNS for email applications | Elastic IP addresses (AWS Docs)

Look for "Use reverse DNS for email applications" if your browser does not scroll there automatically.

Resources

Please see "How to setup PTR (rDNS) records on your cPanel & WHM server" for instructions for specific providers.