AS3257 87.84.208.0/21 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 2046Addressable IPs: 204887.84.208.0/2487.84.209.0/2487.84.210.0/2487.84.211.0/2487.84.212.0/2487.84.213.0/2487.84.214.0/2487.84.215.0/24