AS16509 54.240.112.0/21 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 2046Addressable IPs: 204854.240.112.0/2454.240.113.0/2454.240.114.0/2454.240.115.0/2454.240.116.0/2454.240.117.0/2454.240.118.0/2454.240.119.0/24