AS16509 99.78.160.0/21 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 2046Addressable IPs: 204899.78.160.0/2499.78.161.0/2499.78.162.0/2499.78.163.0/2499.78.164.0/2499.78.165.0/2499.78.166.0/2499.78.167.0/24