AS16509 3.64.0.0/12 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 1048574Addressable IPs: 10485763.64.0.0/163.65.0.0/163.66.0.0/163.67.0.0/163.68.0.0/163.69.0.0/163.70.0.0/163.71.0.0/163.72.0.0/163.73.0.0/163.74.0.0/163.75.0.0/163.76.0.0/163.77.0.0/163.78.0.0/163.79.0.0/16