AS3257 206.253.0.0/19 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 8190Addressable IPs: 8192206.253.0.0/24206.253.1.0/24206.253.2.0/24206.253.3.0/24206.253.4.0/24206.253.5.0/24206.253.6.0/24206.253.7.0/24206.253.8.0/24206.253.9.0/24206.253.10.0/24206.253.11.0/24206.253.12.0/24206.253.13.0/24206.253.14.0/24206.253.15.0/24206.253.16.0/24206.253.17.0/24206.253.18.0/24206.253.19.0/24206.253.20.0/24206.253.21.0/24206.253.22.0/24206.253.23.0/24206.253.24.0/24206.253.25.0/24206.253.26.0/24206.253.27.0/24206.253.28.0/24206.253.29.0/24206.253.30.0/24206.253.31.0/24