AS3257 66.80.21.0/24 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 254Addressable IPs: 256 66.80.21.066.80.21.166.80.21.266.80.21.366.80.21.466.80.21.566.80.21.666.80.21.766.80.21.866.80.21.966.80.21.1066.80.21.1166.80.21.1266.80.21.1366.80.21.1466.80.21.1566.80.21.1666.80.21.1766.80.21.1866.80.21.1966.80.21.2066.80.21.2166.80.21.2266.80.21.2366.80.21.2466.80.21.2566.80.21.2666.80.21.2766.80.21.2866.80.21.2966.80.21.3066.80.21.3166.80.21.3266.80.21.3366.80.21.3466.80.21.3566.80.21.3666.80.21.3766.80.21.3866.80.21.3966.80.21.4066.80.21.4166.80.21.4266.80.21.4366.80.21.4466.80.21.4566.80.21.4666.80.21.4766.80.21.4866.80.21.4966.80.21.5066.80.21.5166.80.21.5266.80.21.5366.80.21.5466.80.21.5566.80.21.5666.80.21.5766.80.21.5866.80.21.5966.80.21.6066.80.21.6166.80.21.6266.80.21.6366.80.21.6466.80.21.6566.80.21.6666.80.21.6766.80.21.6866.80.21.6966.80.21.7066.80.21.7166.80.21.7266.80.21.7366.80.21.7466.80.21.7566.80.21.7666.80.21.7766.80.21.7866.80.21.7966.80.21.8066.80.21.8166.80.21.8266.80.21.8366.80.21.8466.80.21.8566.80.21.8666.80.21.8766.80.21.8866.80.21.8966.80.21.9066.80.21.9166.80.21.9266.80.21.9366.80.21.9466.80.21.9566.80.21.9666.80.21.9766.80.21.9866.80.21.9966.80.21.10066.80.21.10166.80.21.10266.80.21.10366.80.21.10466.80.21.10566.80.21.10666.80.21.10766.80.21.10866.80.21.10966.80.21.11066.80.21.11166.80.21.11266.80.21.11366.80.21.11466.80.21.11566.80.21.11666.80.21.11766.80.21.11866.80.21.11966.80.21.12066.80.21.12166.80.21.12266.80.21.12366.80.21.12466.80.21.12566.80.21.12666.80.21.12766.80.21.12866.80.21.12966.80.21.13066.80.21.13166.80.21.13266.80.21.13366.80.21.13466.80.21.13566.80.21.13666.80.21.13766.80.21.13866.80.21.13966.80.21.14066.80.21.14166.80.21.14266.80.21.14366.80.21.14466.80.21.14566.80.21.14666.80.21.14766.80.21.14866.80.21.14966.80.21.15066.80.21.15166.80.21.15266.80.21.15366.80.21.15466.80.21.15566.80.21.15666.80.21.15766.80.21.15866.80.21.15966.80.21.16066.80.21.16166.80.21.16266.80.21.16366.80.21.16466.80.21.16566.80.21.16666.80.21.16766.80.21.16866.80.21.16966.80.21.17066.80.21.17166.80.21.17266.80.21.17366.80.21.17466.80.21.17566.80.21.17666.80.21.17766.80.21.17866.80.21.17966.80.21.18066.80.21.18166.80.21.18266.80.21.18366.80.21.18466.80.21.18566.80.21.18666.80.21.18766.80.21.18866.80.21.18966.80.21.19066.80.21.19166.80.21.19266.80.21.19366.80.21.19466.80.21.19566.80.21.19666.80.21.19766.80.21.19866.80.21.19966.80.21.20066.80.21.20166.80.21.20266.80.21.20366.80.21.20466.80.21.20566.80.21.20666.80.21.20766.80.21.20866.80.21.20966.80.21.21066.80.21.21166.80.21.21266.80.21.21366.80.21.21466.80.21.21566.80.21.21666.80.21.21766.80.21.21866.80.21.21966.80.21.22066.80.21.22166.80.21.22266.80.21.22366.80.21.22466.80.21.22566.80.21.22666.80.21.22766.80.21.22866.80.21.22966.80.21.23066.80.21.23166.80.21.23266.80.21.23366.80.21.23466.80.21.23566.80.21.23666.80.21.23766.80.21.23866.80.21.23966.80.21.24066.80.21.24166.80.21.24266.80.21.24366.80.21.24466.80.21.24566.80.21.24666.80.21.24766.80.21.24866.80.21.24966.80.21.25066.80.21.25166.80.21.25266.80.21.25366.80.21.25466.80.21.255