AS16509 157.167.144.0/21 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 2046Addressable IPs: 2048157.167.144.0/24157.167.145.0/24157.167.146.0/24157.167.147.0/24157.167.148.0/24157.167.149.0/24157.167.150.0/24157.167.151.0/24