AS16509 45.223.208.0/21 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 2046Addressable IPs: 204845.223.208.0/2445.223.209.0/2445.223.210.0/2445.223.211.0/2445.223.212.0/2445.223.213.0/2445.223.214.0/2445.223.215.0/24