AS16509 66.235.160.0/21 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 2046Addressable IPs: 204866.235.160.0/2466.235.161.0/2466.235.162.0/2466.235.163.0/2466.235.164.0/2466.235.165.0/2466.235.166.0/2466.235.167.0/24