AS16509 3.152.152.0/21 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 2046Addressable IPs: 20483.152.152.0/243.152.153.0/243.152.154.0/243.152.155.0/243.152.156.0/243.152.157.0/243.152.158.0/243.152.159.0/24