AS3257 208.116.144.0/20 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 4094Addressable IPs: 4096208.116.144.0/24208.116.145.0/24208.116.146.0/24208.116.147.0/24208.116.148.0/24208.116.149.0/24208.116.150.0/24208.116.151.0/24208.116.152.0/24208.116.153.0/24208.116.154.0/24208.116.155.0/24208.116.156.0/24208.116.157.0/24208.116.158.0/24208.116.159.0/24