AS3257 72.244.34.32/28 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 14Addressable IPs: 16 72.244.34.3372.244.34.3472.244.34.3572.244.34.3672.244.34.3772.244.34.3872.244.34.3972.244.34.4072.244.34.4172.244.34.4272.244.34.4372.244.34.4472.244.34.4572.244.34.4672.244.34.4772.244.34.48