AS3257 87.84.224.0/21 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 2046Addressable IPs: 204887.84.224.0/2487.84.225.0/2487.84.226.0/2487.84.227.0/2487.84.228.0/2487.84.229.0/2487.84.230.0/2487.84.231.0/24