AS16509 3.187.96.0/21 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 2046Addressable IPs: 20483.187.96.0/243.187.97.0/243.187.98.0/243.187.99.0/243.187.100.0/243.187.101.0/243.187.102.0/243.187.103.0/24