AS19957 66.4.249.0/24 CIDR and IP Range Summary.ASN: 19957 - AT&T Corp.Host Count: 254Addressable IPs: 256 66.4.249.066.4.249.166.4.249.266.4.249.366.4.249.466.4.249.566.4.249.666.4.249.766.4.249.866.4.249.966.4.249.1066.4.249.1166.4.249.1266.4.249.1366.4.249.1466.4.249.1566.4.249.1666.4.249.1766.4.249.1866.4.249.1966.4.249.2066.4.249.2166.4.249.2266.4.249.2366.4.249.2466.4.249.2566.4.249.2666.4.249.2766.4.249.2866.4.249.2966.4.249.3066.4.249.3166.4.249.3266.4.249.3366.4.249.3466.4.249.3566.4.249.3666.4.249.3766.4.249.3866.4.249.3966.4.249.4066.4.249.4166.4.249.4266.4.249.4366.4.249.4466.4.249.4566.4.249.4666.4.249.4766.4.249.4866.4.249.4966.4.249.5066.4.249.5166.4.249.5266.4.249.5366.4.249.5466.4.249.5566.4.249.5666.4.249.5766.4.249.5866.4.249.5966.4.249.6066.4.249.6166.4.249.6266.4.249.6366.4.249.6466.4.249.6566.4.249.6666.4.249.6766.4.249.6866.4.249.6966.4.249.7066.4.249.7166.4.249.7266.4.249.7366.4.249.7466.4.249.7566.4.249.7666.4.249.7766.4.249.7866.4.249.7966.4.249.8066.4.249.8166.4.249.8266.4.249.8366.4.249.8466.4.249.8566.4.249.8666.4.249.8766.4.249.8866.4.249.8966.4.249.9066.4.249.9166.4.249.9266.4.249.9366.4.249.9466.4.249.9566.4.249.9666.4.249.9766.4.249.9866.4.249.9966.4.249.10066.4.249.10166.4.249.10266.4.249.10366.4.249.10466.4.249.10566.4.249.10666.4.249.10766.4.249.10866.4.249.10966.4.249.11066.4.249.11166.4.249.11266.4.249.11366.4.249.11466.4.249.11566.4.249.11666.4.249.11766.4.249.11866.4.249.11966.4.249.12066.4.249.12166.4.249.12266.4.249.12366.4.249.12466.4.249.12566.4.249.12666.4.249.12766.4.249.12866.4.249.12966.4.249.13066.4.249.13166.4.249.13266.4.249.13366.4.249.13466.4.249.13566.4.249.13666.4.249.13766.4.249.13866.4.249.13966.4.249.14066.4.249.14166.4.249.14266.4.249.14366.4.249.14466.4.249.14566.4.249.14666.4.249.14766.4.249.14866.4.249.14966.4.249.15066.4.249.15166.4.249.15266.4.249.15366.4.249.15466.4.249.15566.4.249.15666.4.249.15766.4.249.15866.4.249.15966.4.249.16066.4.249.16166.4.249.16266.4.249.16366.4.249.16466.4.249.16566.4.249.16666.4.249.16766.4.249.16866.4.249.16966.4.249.17066.4.249.17166.4.249.17266.4.249.17366.4.249.17466.4.249.17566.4.249.17666.4.249.17766.4.249.17866.4.249.17966.4.249.18066.4.249.18166.4.249.18266.4.249.18366.4.249.18466.4.249.18566.4.249.18666.4.249.18766.4.249.18866.4.249.18966.4.249.19066.4.249.19166.4.249.19266.4.249.19366.4.249.19466.4.249.19566.4.249.19666.4.249.19766.4.249.19866.4.249.19966.4.249.20066.4.249.20166.4.249.20266.4.249.20366.4.249.20466.4.249.20566.4.249.20666.4.249.20766.4.249.20866.4.249.20966.4.249.21066.4.249.21166.4.249.21266.4.249.21366.4.249.21466.4.249.21566.4.249.21666.4.249.21766.4.249.21866.4.249.21966.4.249.22066.4.249.22166.4.249.22266.4.249.22366.4.249.22466.4.249.22566.4.249.22666.4.249.22766.4.249.22866.4.249.22966.4.249.23066.4.249.23166.4.249.23266.4.249.23366.4.249.23466.4.249.23566.4.249.23666.4.249.23766.4.249.23866.4.249.23966.4.249.24066.4.249.24166.4.249.24266.4.249.24366.4.249.24466.4.249.24566.4.249.24666.4.249.24766.4.249.24866.4.249.24966.4.249.25066.4.249.25166.4.249.25266.4.249.25366.4.249.25466.4.249.255