AS3257 76.74.89.64/28 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 14Addressable IPs: 16 76.74.89.6576.74.89.6676.74.89.6776.74.89.6876.74.89.6976.74.89.7076.74.89.7176.74.89.7276.74.89.7376.74.89.7476.74.89.7576.74.89.7676.74.89.7776.74.89.7876.74.89.7976.74.89.80