AS16509 144.220.104.0/21 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 2046Addressable IPs: 2048144.220.104.0/24144.220.105.0/24144.220.106.0/24144.220.107.0/24144.220.108.0/24144.220.109.0/24144.220.110.0/24144.220.111.0/24