Mixing
EC2 instance has no public DNS
EC2 instance has no public DNS A guy I work with gave me the EC2 credentials to log onto his EC2 console. I was not the one who set it up. Some of the instances show a public dns name and others have a blank public DNS. I want to be able to connect to the instances that have a blank public DNS. I have not been able to figure out why these show up as blank. Are the instances inside a VPC? Check if there is a value next to the VPC ID field in the instance description screen. – David Levesque Jan 6 '14 at 5:16 I have the same problem. My instances are inside a VPC, and on the Subnet, I have checked the public DNS to be available. Still I'm getting no public DNS names. I can see that in my VPC configuration, it's saying DNS hostnames: no , but I cannot change that value and adding a new VPC doesn't g...