AS19957 66.4.49.0/24 CIDR and IP Range Summary.ASN: 19957 - AT&T Corp.Host Count: 254Addressable IPs: 256 66.4.49.066.4.49.166.4.49.266.4.49.366.4.49.466.4.49.566.4.49.666.4.49.766.4.49.866.4.49.966.4.49.1066.4.49.1166.4.49.1266.4.49.1366.4.49.1466.4.49.1566.4.49.1666.4.49.1766.4.49.1866.4.49.1966.4.49.2066.4.49.2166.4.49.2266.4.49.2366.4.49.2466.4.49.2566.4.49.2666.4.49.2766.4.49.2866.4.49.2966.4.49.3066.4.49.3166.4.49.3266.4.49.3366.4.49.3466.4.49.3566.4.49.3666.4.49.3766.4.49.3866.4.49.3966.4.49.4066.4.49.4166.4.49.4266.4.49.4366.4.49.4466.4.49.4566.4.49.4666.4.49.4766.4.49.4866.4.49.4966.4.49.5066.4.49.5166.4.49.5266.4.49.5366.4.49.5466.4.49.5566.4.49.5666.4.49.5766.4.49.5866.4.49.5966.4.49.6066.4.49.6166.4.49.6266.4.49.6366.4.49.6466.4.49.6566.4.49.6666.4.49.6766.4.49.6866.4.49.6966.4.49.7066.4.49.7166.4.49.7266.4.49.7366.4.49.7466.4.49.7566.4.49.7666.4.49.7766.4.49.7866.4.49.7966.4.49.8066.4.49.8166.4.49.8266.4.49.8366.4.49.8466.4.49.8566.4.49.8666.4.49.8766.4.49.8866.4.49.8966.4.49.9066.4.49.9166.4.49.9266.4.49.9366.4.49.9466.4.49.9566.4.49.9666.4.49.9766.4.49.9866.4.49.9966.4.49.10066.4.49.10166.4.49.10266.4.49.10366.4.49.10466.4.49.10566.4.49.10666.4.49.10766.4.49.10866.4.49.10966.4.49.11066.4.49.11166.4.49.11266.4.49.11366.4.49.11466.4.49.11566.4.49.11666.4.49.11766.4.49.11866.4.49.11966.4.49.12066.4.49.12166.4.49.12266.4.49.12366.4.49.12466.4.49.12566.4.49.12666.4.49.12766.4.49.12866.4.49.12966.4.49.13066.4.49.13166.4.49.13266.4.49.13366.4.49.13466.4.49.13566.4.49.13666.4.49.13766.4.49.13866.4.49.13966.4.49.14066.4.49.14166.4.49.14266.4.49.14366.4.49.14466.4.49.14566.4.49.14666.4.49.14766.4.49.14866.4.49.14966.4.49.15066.4.49.15166.4.49.15266.4.49.15366.4.49.15466.4.49.15566.4.49.15666.4.49.15766.4.49.15866.4.49.15966.4.49.16066.4.49.16166.4.49.16266.4.49.16366.4.49.16466.4.49.16566.4.49.16666.4.49.16766.4.49.16866.4.49.16966.4.49.17066.4.49.17166.4.49.17266.4.49.17366.4.49.17466.4.49.17566.4.49.17666.4.49.17766.4.49.17866.4.49.17966.4.49.18066.4.49.18166.4.49.18266.4.49.18366.4.49.18466.4.49.18566.4.49.18666.4.49.18766.4.49.18866.4.49.18966.4.49.19066.4.49.19166.4.49.19266.4.49.19366.4.49.19466.4.49.19566.4.49.19666.4.49.19766.4.49.19866.4.49.19966.4.49.20066.4.49.20166.4.49.20266.4.49.20366.4.49.20466.4.49.20566.4.49.20666.4.49.20766.4.49.20866.4.49.20966.4.49.21066.4.49.21166.4.49.21266.4.49.21366.4.49.21466.4.49.21566.4.49.21666.4.49.21766.4.49.21866.4.49.21966.4.49.22066.4.49.22166.4.49.22266.4.49.22366.4.49.22466.4.49.22566.4.49.22666.4.49.22766.4.49.22866.4.49.22966.4.49.23066.4.49.23166.4.49.23266.4.49.23366.4.49.23466.4.49.23566.4.49.23666.4.49.23766.4.49.23866.4.49.23966.4.49.24066.4.49.24166.4.49.24266.4.49.24366.4.49.24466.4.49.24566.4.49.24666.4.49.24766.4.49.24866.4.49.24966.4.49.25066.4.49.25166.4.49.25266.4.49.25366.4.49.25466.4.49.255