AS3257 63.141.223.192/28 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 14Addressable IPs: 16 63.141.223.19363.141.223.19463.141.223.19563.141.223.19663.141.223.19763.141.223.19863.141.223.19963.141.223.20063.141.223.20163.141.223.20263.141.223.20363.141.223.20463.141.223.20563.141.223.20663.141.223.20763.141.223.208