AS16509 3.5.64.0/21 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 2046Addressable IPs: 20483.5.64.0/243.5.65.0/243.5.66.0/243.5.67.0/243.5.68.0/243.5.69.0/243.5.70.0/243.5.71.0/24