AS3257 66.253.67.0/27 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 30Addressable IPs: 32 66.253.67.166.253.67.266.253.67.366.253.67.466.253.67.566.253.67.666.253.67.766.253.67.866.253.67.966.253.67.1066.253.67.1166.253.67.1266.253.67.1366.253.67.1466.253.67.1566.253.67.1666.253.67.1766.253.67.1866.253.67.1966.253.67.2066.253.67.2166.253.67.2266.253.67.2366.253.67.2466.253.67.2566.253.67.2666.253.67.2766.253.67.2866.253.67.2966.253.67.3066.253.67.3166.253.67.32