AS16509 54.155.48.0/21 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 2046Addressable IPs: 204854.155.48.0/2454.155.49.0/2454.155.50.0/2454.155.51.0/2454.155.52.0/2454.155.53.0/2454.155.54.0/2454.155.55.0/24