list-aws-elastic-ips.sh

#!/bin/bash

export AWS_DEFAULT_REGION=${REGION:-eu-west-1}

aws ec2 describe-addresses                     \
  --query 'Addresses[*][InstanceId, PublicIp]' \
  --output text                                \
| while read ID IP
  do
    echo -en "$IP\\t"
    aws ec2 describe-instances                                      \
      --instance-ids $ID                                            \
      --query "Reservations[].Instances[].Tags[?Key=='Name'].Value" \
      --output text
  done