Each new ECS instance within a VPC is assigned a private IP address based on the VPC and CIDR block of the vSwitch to which the instance is connected.The host and awsvpc modes offer the highest networking performance for containers because they use the EC2 network stack instead of the virtualized network stack provided by the bridge mode. Ecs networking modes ecs networking modes Under tasks you should se the provisioned container, something similar to this: Clicking on the task ID should give you task details.