AS16509 99.83.208.0/20 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 4094Addressable IPs: 409699.83.208.0/2499.83.209.0/2499.83.210.0/2499.83.211.0/2499.83.212.0/2499.83.213.0/2499.83.214.0/2499.83.215.0/2499.83.216.0/2499.83.217.0/2499.83.218.0/2499.83.219.0/2499.83.220.0/2499.83.221.0/2499.83.222.0/2499.83.223.0/24