AS16509 52.84.168.0/21 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 2046Addressable IPs: 204852.84.168.0/2452.84.169.0/2452.84.170.0/2452.84.171.0/2452.84.172.0/2452.84.173.0/2452.84.174.0/2452.84.175.0/24