AS3257 217.207.32.0/21 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 2046Addressable IPs: 2048217.207.32.0/24217.207.33.0/24217.207.34.0/24217.207.35.0/24217.207.36.0/24217.207.37.0/24217.207.38.0/24217.207.39.0/24