[example]
ec2-34-213-138-218.us-west-2.compute.amazonaws.com hostname=ec2-34-213-138-218.us-west-2.compute.amazonaws.com

[all]
ec2-34-213-138-218.us-west-2.compute.amazonaws.com hostname=ec2-34-213-138-218.us-west-2.compute.amazonaws.com

