AS3257 212.56.15.200/29 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 6Addressable IPs: 8 212.56.15.201212.56.15.202212.56.15.203212.56.15.204212.56.15.205212.56.15.206212.56.15.207212.56.15.208