AS3257 89.167.176.0/21 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 2046Addressable IPs: 204889.167.176.0/2489.167.177.0/2489.167.178.0/2489.167.179.0/2489.167.180.0/2489.167.181.0/2489.167.182.0/2489.167.183.0/24