AS3257 72.13.255.0/27 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 30Addressable IPs: 32 72.13.255.172.13.255.272.13.255.372.13.255.472.13.255.572.13.255.672.13.255.772.13.255.872.13.255.972.13.255.1072.13.255.1172.13.255.1272.13.255.1372.13.255.1472.13.255.1572.13.255.1672.13.255.1772.13.255.1872.13.255.1972.13.255.2072.13.255.2172.13.255.2272.13.255.2372.13.255.2472.13.255.2572.13.255.2672.13.255.2772.13.255.2872.13.255.2972.13.255.3072.13.255.3172.13.255.32