AS16509 3.152.128.0/20 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 4094Addressable IPs: 40963.152.128.0/243.152.129.0/243.152.130.0/243.152.131.0/243.152.132.0/243.152.133.0/243.152.134.0/243.152.135.0/243.152.136.0/243.152.137.0/243.152.138.0/243.152.139.0/243.152.140.0/243.152.141.0/243.152.142.0/243.152.143.0/24