[example]
ec2-35-164-157-20.us-west-2.compute.amazonaws.com hostname=ec2-35-164-157-20.us-west-2.compute.amazonaws.com

[all]
ec2-35-164-157-20.us-west-2.compute.amazonaws.com hostname=ec2-35-164-157-20.us-west-2.compute.amazonaws.com

