AS3257 209.120.224.0/20 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 4094Addressable IPs: 4096209.120.224.0/24209.120.225.0/24209.120.226.0/24209.120.227.0/24209.120.228.0/24209.120.229.0/24209.120.230.0/24209.120.231.0/24209.120.232.0/24209.120.233.0/24209.120.234.0/24209.120.235.0/24209.120.236.0/24209.120.237.0/24209.120.238.0/24209.120.239.0/24