AS3257 72.245.142.192/28 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 14Addressable IPs: 16 72.245.142.19372.245.142.19472.245.142.19572.245.142.19672.245.142.19772.245.142.19872.245.142.19972.245.142.20072.245.142.20172.245.142.20272.245.142.20372.245.142.20472.245.142.20572.245.142.20672.245.142.20772.245.142.208