AS16509 13.57.43.208/28 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 14Addressable IPs: 16 13.57.43.20913.57.43.21013.57.43.21113.57.43.21213.57.43.21313.57.43.21413.57.43.21513.57.43.21613.57.43.21713.57.43.21813.57.43.21913.57.43.22013.57.43.22113.57.43.22213.57.43.22313.57.43.224