AS3257 194.77.208.0/21 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 2046Addressable IPs: 2048194.77.208.0/24194.77.209.0/24194.77.210.0/24194.77.211.0/24194.77.212.0/24194.77.213.0/24194.77.214.0/24194.77.215.0/24