AS3257 204.147.224.0/20 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 4094Addressable IPs: 4096204.147.224.0/24204.147.225.0/24204.147.226.0/24204.147.227.0/24204.147.228.0/24204.147.229.0/24204.147.230.0/24204.147.231.0/24204.147.232.0/24204.147.233.0/24204.147.234.0/24204.147.235.0/24204.147.236.0/24204.147.237.0/24204.147.238.0/24204.147.239.0/24