AS3257 66.7.171.240/28 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 14Addressable IPs: 16 66.7.171.24166.7.171.24266.7.171.24366.7.171.24466.7.171.24566.7.171.24666.7.171.24766.7.171.24866.7.171.24966.7.171.25066.7.171.25166.7.171.25266.7.171.25366.7.171.25466.7.171.25566.7.171.256