AS16509 13.57.28.112/28 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 14Addressable IPs: 16 13.57.28.11313.57.28.11413.57.28.11513.57.28.11613.57.28.11713.57.28.11813.57.28.11913.57.28.12013.57.28.12113.57.28.12213.57.28.12313.57.28.12413.57.28.12513.57.28.12613.57.28.12713.57.28.128