AS16509 54.230.168.0/21 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 2046Addressable IPs: 204854.230.168.0/2454.230.169.0/2454.230.170.0/2454.230.171.0/2454.230.172.0/2454.230.173.0/2454.230.174.0/2454.230.175.0/24