AS16509 52.218.152.0/21 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 2046Addressable IPs: 204852.218.152.0/2452.218.153.0/2452.218.154.0/2452.218.155.0/2452.218.156.0/2452.218.157.0/2452.218.158.0/2452.218.159.0/24