AS3257 86.53.128.0/18 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 16382Addressable IPs: 1638486.53.128.0/2486.53.129.0/2486.53.130.0/2486.53.131.0/2486.53.132.0/2486.53.133.0/2486.53.134.0/2486.53.135.0/2486.53.136.0/2486.53.137.0/2486.53.138.0/2486.53.139.0/2486.53.140.0/2486.53.141.0/2486.53.142.0/2486.53.143.0/2486.53.144.0/2486.53.145.0/2486.53.146.0/2486.53.147.0/2486.53.148.0/2486.53.149.0/2486.53.150.0/2486.53.151.0/2486.53.152.0/2486.53.153.0/2486.53.154.0/2486.53.155.0/2486.53.156.0/2486.53.157.0/2486.53.158.0/2486.53.159.0/2486.53.160.0/2486.53.161.0/2486.53.162.0/2486.53.163.0/2486.53.164.0/2486.53.165.0/2486.53.166.0/2486.53.167.0/2486.53.168.0/2486.53.169.0/2486.53.170.0/2486.53.171.0/2486.53.172.0/2486.53.173.0/2486.53.174.0/2486.53.175.0/2486.53.176.0/2486.53.177.0/2486.53.178.0/2486.53.179.0/2486.53.180.0/2486.53.181.0/2486.53.182.0/2486.53.183.0/2486.53.184.0/2486.53.185.0/2486.53.186.0/2486.53.187.0/2486.53.188.0/2486.53.189.0/2486.53.190.0/2486.53.191.0/24