AS16509 18.244.128.0/19 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 8190Addressable IPs: 819218.244.128.0/2418.244.129.0/2418.244.130.0/2418.244.131.0/2418.244.132.0/2418.244.133.0/2418.244.134.0/2418.244.135.0/2418.244.136.0/2418.244.137.0/2418.244.138.0/2418.244.139.0/2418.244.140.0/2418.244.141.0/2418.244.142.0/2418.244.143.0/2418.244.144.0/2418.244.145.0/2418.244.146.0/2418.244.147.0/2418.244.148.0/2418.244.149.0/2418.244.150.0/2418.244.151.0/2418.244.152.0/2418.244.153.0/2418.244.154.0/2418.244.155.0/2418.244.156.0/2418.244.157.0/2418.244.158.0/2418.244.159.0/24