name : describe-addresses-attribute.rst **To view the attributes of the domain name associated with an elastic IP address** The following ``describe-addresses-attribute`` examples return the attributes of the domain name associated with the elastic IP address. Linux:: aws ec2 describe-addresses-attribute \ --allocation-ids eipalloc-abcdef01234567890 \ --attribute domain-name Windows:: aws ec2 describe-addresses-attribute ^ --allocation-ids eipalloc-abcdef01234567890 ^ --attribute domain-name Output:: { "Addresses": [ { "PublicIp": "192.0.2.0", "AllocationId": "eipalloc-abcdef01234567890", "PtrRecord": "example.com." } ] } To view the attributes of an elastic IP address, you must have first associated a domain name with the elastic IP address. For more information, see `Use reverse DNS for email applications <https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/elastic-ip-addresses-eip.html#Using_Elastic_Addressing_Reverse_DNS>`__ in the *Amazon EC2 User Guide* or `modify-address-attribute <https://docs.aws.amazon.com/cli/latest/reference/ec2/modify-address-attribute.html>`__ in the *AWS CLI Command Reference*.