AS16509 52.84.136.0/21 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 2046Addressable IPs: 204852.84.136.0/2452.84.137.0/2452.84.138.0/2452.84.139.0/2452.84.140.0/2452.84.141.0/2452.84.142.0/2452.84.143.0/24