AS3257 194.77.88.0/21 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 2046Addressable IPs: 2048194.77.88.0/24194.77.89.0/24194.77.90.0/24194.77.91.0/24194.77.92.0/24194.77.93.0/24194.77.94.0/24194.77.95.0/24