AS3257 67.101.80.0/20 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 4094Addressable IPs: 409667.101.80.0/2467.101.81.0/2467.101.82.0/2467.101.83.0/2467.101.84.0/2467.101.85.0/2467.101.86.0/2467.101.87.0/2467.101.88.0/2467.101.89.0/2467.101.90.0/2467.101.91.0/2467.101.92.0/2467.101.93.0/2467.101.94.0/2467.101.95.0/24