AS16509 3.101.216.0/21 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 2046Addressable IPs: 20483.101.216.0/243.101.217.0/243.101.218.0/243.101.219.0/243.101.220.0/243.101.221.0/243.101.222.0/243.101.223.0/24