delete-unused-ips.py

import boto3

# Add your AWS access key ID and secret access key here
aws_access_key_id = "AKIAZKCNCMWKKWPI7FW"
aws_secret_access_key = "Aek8INSHLfbVjnhg+J5vJai6i7pBxHTWLkHh0v4"

ec2 = boto3.resource(
    "ec2",
    aws_access_key_id=aws_access_key_id,
    aws_secret_access_key=aws_secret_access_key
)

unused_ips = {}

for region in ec2.meta.client.describe_regions()["Regions"]:
    region_name = region["RegionName"]
    try:
        ec2conn = boto3.client(
            "ec2",
            region_name=region_name,
            aws_access_key_id=aws_access_key_id,
            aws_secret_access_key=aws_secret_access_key
        )
        addresses = ec2conn.describe_addresses(
            Filters=[{"Name": "domain", "Values": ["vpc"]}]
        )["Addresses"]
        for address in addresses:
            if (
                "AssociationId" not in address
                and address["AllocationId"] not in unused_ips
            ):
                unused_ips[address["AllocationId"]] = region_name
                ec2conn.release_address(AllocationId=address["AllocationId"])
                print(
                    f"Deleted unused Elastic IP {address['PublicIp']} in region {region_name}"
                )
    except Exception as e:
        print(f"No access to region {region_name}: {e}")

print(f"Found and deleted {len(unused_ips)} unused Elastic IPs across all regions:")
print(unused_ips)