AS3257 149.235.232.0/21 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 2046Addressable IPs: 2048149.235.232.0/24149.235.233.0/24149.235.234.0/24149.235.235.0/24149.235.236.0/24149.235.237.0/24149.235.238.0/24149.235.239.0/24