You can view the DNS hostnames for a running instance or a network interface using the Amazon EC2 console or the command line. Knowing these hostnames is important for connecting to your resources.
The Public DNS (IPv4) and Private DNS fields are available when the DNS options are enabled for the VPC that is associated with the instance. For more information, see DNS attributes for your VPC.
Instance
To view DNS hostnames for an instance using the console
Open the Amazon EC2 console at https://console.aws.amazon.com/ec2/
. In the navigation pane, choose Instances.
Select your instance from the list.
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In the details pane, the Public DNS (IPv4) and Private DNS fields display the DNS hostnames, if applicable.
To view DNS hostnames for an instance using the command line
describe-instances
(AWS CLI) Get-EC2Instance (AWS Tools for Windows PowerShell)
Network interface
To view the private DNS hostname for a network interface using the console
Open the Amazon EC2 console at https://console.aws.amazon.com/ec2/
. In the navigation pane, choose Network Interfaces.
Select the network interface from the list.
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In the details pane, the Private DNS (IPv4) field displays the private DNS hostname.
To view DNS hostnames for a network interface using the command line
describe-network-interfaces
(AWS CLI) Get-EC2NetworkInterface (AWS Tools for Windows PowerShell)
