AS16509 3.161.0.0/20 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 4094Addressable IPs: 40963.161.0.0/243.161.1.0/243.161.2.0/243.161.3.0/243.161.4.0/243.161.5.0/243.161.6.0/243.161.7.0/243.161.8.0/243.161.9.0/243.161.10.0/243.161.11.0/243.161.12.0/243.161.13.0/243.161.14.0/243.161.15.0/24