AS16509 3.163.80.0/20 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 4094Addressable IPs: 40963.163.80.0/243.163.81.0/243.163.82.0/243.163.83.0/243.163.84.0/243.163.85.0/243.163.86.0/243.163.87.0/243.163.88.0/243.163.89.0/243.163.90.0/243.163.91.0/243.163.92.0/243.163.93.0/243.163.94.0/243.163.95.0/24