AS3257 66.92.232.0/21 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 2046Addressable IPs: 204866.92.232.0/2466.92.233.0/2466.92.234.0/2466.92.235.0/2466.92.236.0/2466.92.237.0/2466.92.238.0/2466.92.239.0/24