AS3257 216.132.64.0/19 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 8190Addressable IPs: 8192216.132.64.0/24216.132.65.0/24216.132.66.0/24216.132.67.0/24216.132.68.0/24216.132.69.0/24216.132.70.0/24216.132.71.0/24216.132.72.0/24216.132.73.0/24216.132.74.0/24216.132.75.0/24216.132.76.0/24216.132.77.0/24216.132.78.0/24216.132.79.0/24216.132.80.0/24216.132.81.0/24216.132.82.0/24216.132.83.0/24216.132.84.0/24216.132.85.0/24216.132.86.0/24216.132.87.0/24216.132.88.0/24216.132.89.0/24216.132.90.0/24216.132.91.0/24216.132.92.0/24216.132.93.0/24216.132.94.0/24216.132.95.0/24