AS3257 87.86.90.0/28 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 14Addressable IPs: 16 87.86.90.187.86.90.287.86.90.387.86.90.487.86.90.587.86.90.687.86.90.787.86.90.887.86.90.987.86.90.1087.86.90.1187.86.90.1287.86.90.1387.86.90.1487.86.90.1587.86.90.16