AS3257 89.167.144.0/21 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 2046Addressable IPs: 204889.167.144.0/2489.167.145.0/2489.167.146.0/2489.167.147.0/2489.167.148.0/2489.167.149.0/2489.167.150.0/2489.167.151.0/24