AS19957 66.4.145.0/24 CIDR and IP Range Summary.ASN: 19957 - AT&T Corp.Host Count: 254Addressable IPs: 256 66.4.145.066.4.145.166.4.145.266.4.145.366.4.145.466.4.145.566.4.145.666.4.145.766.4.145.866.4.145.966.4.145.1066.4.145.1166.4.145.1266.4.145.1366.4.145.1466.4.145.1566.4.145.1666.4.145.1766.4.145.1866.4.145.1966.4.145.2066.4.145.2166.4.145.2266.4.145.2366.4.145.2466.4.145.2566.4.145.2666.4.145.2766.4.145.2866.4.145.2966.4.145.3066.4.145.3166.4.145.3266.4.145.3366.4.145.3466.4.145.3566.4.145.3666.4.145.3766.4.145.3866.4.145.3966.4.145.4066.4.145.4166.4.145.4266.4.145.4366.4.145.4466.4.145.4566.4.145.4666.4.145.4766.4.145.4866.4.145.4966.4.145.5066.4.145.5166.4.145.5266.4.145.5366.4.145.5466.4.145.5566.4.145.5666.4.145.5766.4.145.5866.4.145.5966.4.145.6066.4.145.6166.4.145.6266.4.145.6366.4.145.6466.4.145.6566.4.145.6666.4.145.6766.4.145.6866.4.145.6966.4.145.7066.4.145.7166.4.145.7266.4.145.7366.4.145.7466.4.145.7566.4.145.7666.4.145.7766.4.145.7866.4.145.7966.4.145.8066.4.145.8166.4.145.8266.4.145.8366.4.145.8466.4.145.8566.4.145.8666.4.145.8766.4.145.8866.4.145.8966.4.145.9066.4.145.9166.4.145.9266.4.145.9366.4.145.9466.4.145.9566.4.145.9666.4.145.9766.4.145.9866.4.145.9966.4.145.10066.4.145.10166.4.145.10266.4.145.10366.4.145.10466.4.145.10566.4.145.10666.4.145.10766.4.145.10866.4.145.10966.4.145.11066.4.145.11166.4.145.11266.4.145.11366.4.145.11466.4.145.11566.4.145.11666.4.145.11766.4.145.11866.4.145.11966.4.145.12066.4.145.12166.4.145.12266.4.145.12366.4.145.12466.4.145.12566.4.145.12666.4.145.12766.4.145.12866.4.145.12966.4.145.13066.4.145.13166.4.145.13266.4.145.13366.4.145.13466.4.145.13566.4.145.13666.4.145.13766.4.145.13866.4.145.13966.4.145.14066.4.145.14166.4.145.14266.4.145.14366.4.145.14466.4.145.14566.4.145.14666.4.145.14766.4.145.14866.4.145.14966.4.145.15066.4.145.15166.4.145.15266.4.145.15366.4.145.15466.4.145.15566.4.145.15666.4.145.15766.4.145.15866.4.145.15966.4.145.16066.4.145.16166.4.145.16266.4.145.16366.4.145.16466.4.145.16566.4.145.16666.4.145.16766.4.145.16866.4.145.16966.4.145.17066.4.145.17166.4.145.17266.4.145.17366.4.145.17466.4.145.17566.4.145.17666.4.145.17766.4.145.17866.4.145.17966.4.145.18066.4.145.18166.4.145.18266.4.145.18366.4.145.18466.4.145.18566.4.145.18666.4.145.18766.4.145.18866.4.145.18966.4.145.19066.4.145.19166.4.145.19266.4.145.19366.4.145.19466.4.145.19566.4.145.19666.4.145.19766.4.145.19866.4.145.19966.4.145.20066.4.145.20166.4.145.20266.4.145.20366.4.145.20466.4.145.20566.4.145.20666.4.145.20766.4.145.20866.4.145.20966.4.145.21066.4.145.21166.4.145.21266.4.145.21366.4.145.21466.4.145.21566.4.145.21666.4.145.21766.4.145.21866.4.145.21966.4.145.22066.4.145.22166.4.145.22266.4.145.22366.4.145.22466.4.145.22566.4.145.22666.4.145.22766.4.145.22866.4.145.22966.4.145.23066.4.145.23166.4.145.23266.4.145.23366.4.145.23466.4.145.23566.4.145.23666.4.145.23766.4.145.23866.4.145.23966.4.145.24066.4.145.24166.4.145.24266.4.145.24366.4.145.24466.4.145.24566.4.145.24666.4.145.24766.4.145.24866.4.145.24966.4.145.25066.4.145.25166.4.145.25266.4.145.25366.4.145.25466.4.145.255