AS3257 69.174.16.0/21 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 2046Addressable IPs: 204869.174.16.0/2469.174.17.0/2469.174.18.0/2469.174.19.0/2469.174.20.0/2469.174.21.0/2469.174.22.0/2469.174.23.0/24