AS3257 198.144.96.0/21 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 2046Addressable IPs: 2048198.144.96.0/24198.144.97.0/24198.144.98.0/24198.144.99.0/24198.144.100.0/24198.144.101.0/24198.144.102.0/24198.144.103.0/24