AS16509 3.163.160.0/20 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 4094Addressable IPs: 40963.163.160.0/243.163.161.0/243.163.162.0/243.163.163.0/243.163.164.0/243.163.165.0/243.163.166.0/243.163.167.0/243.163.168.0/243.163.169.0/243.163.170.0/243.163.171.0/243.163.172.0/243.163.173.0/243.163.174.0/243.163.175.0/24