AS16509 143.204.64.0/19 CIDR and IP Range Summary.ASN: 16509 - Amazon.com Inc.Host Count: 8190Addressable IPs: 8192143.204.64.0/24143.204.65.0/24143.204.66.0/24143.204.67.0/24143.204.68.0/24143.204.69.0/24143.204.70.0/24143.204.71.0/24143.204.72.0/24143.204.73.0/24143.204.74.0/24143.204.75.0/24143.204.76.0/24143.204.77.0/24143.204.78.0/24143.204.79.0/24143.204.80.0/24143.204.81.0/24143.204.82.0/24143.204.83.0/24143.204.84.0/24143.204.85.0/24143.204.86.0/24143.204.87.0/24143.204.88.0/24143.204.89.0/24143.204.90.0/24143.204.91.0/24143.204.92.0/24143.204.93.0/24143.204.94.0/24143.204.95.0/24