AS3257 87.84.144.0/20 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 4094Addressable IPs: 409687.84.144.0/2487.84.145.0/2487.84.146.0/2487.84.147.0/2487.84.148.0/2487.84.149.0/2487.84.150.0/2487.84.151.0/2487.84.152.0/2487.84.153.0/2487.84.154.0/2487.84.155.0/2487.84.156.0/2487.84.157.0/2487.84.158.0/2487.84.159.0/24