AS13 6.28.66.0/24 CIDR and IP Range Summary.ASN: 13 - Headquarters USAISCHost Count: 254Addressable IPs: 256 6.28.66.06.28.66.16.28.66.26.28.66.36.28.66.46.28.66.56.28.66.66.28.66.76.28.66.86.28.66.96.28.66.106.28.66.116.28.66.126.28.66.136.28.66.146.28.66.156.28.66.166.28.66.176.28.66.186.28.66.196.28.66.206.28.66.216.28.66.226.28.66.236.28.66.246.28.66.256.28.66.266.28.66.276.28.66.286.28.66.296.28.66.306.28.66.316.28.66.326.28.66.336.28.66.346.28.66.356.28.66.366.28.66.376.28.66.386.28.66.396.28.66.406.28.66.416.28.66.426.28.66.436.28.66.446.28.66.456.28.66.466.28.66.476.28.66.486.28.66.496.28.66.506.28.66.516.28.66.526.28.66.536.28.66.546.28.66.556.28.66.566.28.66.576.28.66.586.28.66.596.28.66.606.28.66.616.28.66.626.28.66.636.28.66.646.28.66.656.28.66.666.28.66.676.28.66.686.28.66.696.28.66.706.28.66.716.28.66.726.28.66.736.28.66.746.28.66.756.28.66.766.28.66.776.28.66.786.28.66.796.28.66.806.28.66.816.28.66.826.28.66.836.28.66.846.28.66.856.28.66.866.28.66.876.28.66.886.28.66.896.28.66.906.28.66.916.28.66.926.28.66.936.28.66.946.28.66.956.28.66.966.28.66.976.28.66.986.28.66.996.28.66.1006.28.66.1016.28.66.1026.28.66.1036.28.66.1046.28.66.1056.28.66.1066.28.66.1076.28.66.1086.28.66.1096.28.66.1106.28.66.1116.28.66.1126.28.66.1136.28.66.1146.28.66.1156.28.66.1166.28.66.1176.28.66.1186.28.66.1196.28.66.1206.28.66.1216.28.66.1226.28.66.1236.28.66.1246.28.66.1256.28.66.1266.28.66.1276.28.66.1286.28.66.1296.28.66.1306.28.66.1316.28.66.1326.28.66.1336.28.66.1346.28.66.1356.28.66.1366.28.66.1376.28.66.1386.28.66.1396.28.66.1406.28.66.1416.28.66.1426.28.66.1436.28.66.1446.28.66.1456.28.66.1466.28.66.1476.28.66.1486.28.66.1496.28.66.1506.28.66.1516.28.66.1526.28.66.1536.28.66.1546.28.66.1556.28.66.1566.28.66.1576.28.66.1586.28.66.1596.28.66.1606.28.66.1616.28.66.1626.28.66.1636.28.66.1646.28.66.1656.28.66.1666.28.66.1676.28.66.1686.28.66.1696.28.66.1706.28.66.1716.28.66.1726.28.66.1736.28.66.1746.28.66.1756.28.66.1766.28.66.1776.28.66.1786.28.66.1796.28.66.1806.28.66.1816.28.66.1826.28.66.1836.28.66.1846.28.66.1856.28.66.1866.28.66.1876.28.66.1886.28.66.1896.28.66.1906.28.66.1916.28.66.1926.28.66.1936.28.66.1946.28.66.1956.28.66.1966.28.66.1976.28.66.1986.28.66.1996.28.66.2006.28.66.2016.28.66.2026.28.66.2036.28.66.2046.28.66.2056.28.66.2066.28.66.2076.28.66.2086.28.66.2096.28.66.2106.28.66.2116.28.66.2126.28.66.2136.28.66.2146.28.66.2156.28.66.2166.28.66.2176.28.66.2186.28.66.2196.28.66.2206.28.66.2216.28.66.2226.28.66.2236.28.66.2246.28.66.2256.28.66.2266.28.66.2276.28.66.2286.28.66.2296.28.66.2306.28.66.2316.28.66.2326.28.66.2336.28.66.2346.28.66.2356.28.66.2366.28.66.2376.28.66.2386.28.66.2396.28.66.2406.28.66.2416.28.66.2426.28.66.2436.28.66.2446.28.66.2456.28.66.2466.28.66.2476.28.66.2486.28.66.2496.28.66.2506.28.66.2516.28.66.2526.28.66.2536.28.66.2546.28.66.255