AS16509 54.155.160.0/21 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 2046Addressable IPs: 204854.155.160.0/2454.155.161.0/2454.155.162.0/2454.155.163.0/2454.155.164.0/2454.155.165.0/2454.155.166.0/2454.155.167.0/24