0.237.206.128.in-addr.arpa domain name pointer mu-237000.dhcp.missouri.edu. 1.237.206.128.in-addr.arpa domain name pointer mu-237001.dhcp.missouri.edu. 2.237.206.128.in-addr.arpa domain name pointer mu-237002.dhcp.missouri.edu. 3.237.206.128.in-addr.arpa domain name pointer mu-237003.dhcp.missouri.edu. 4.237.206.128.in-addr.arpa domain name pointer mu-237004.dhcp.missouri.edu. 5.237.206.128.in-addr.arpa domain name pointer mu-237005.dhcp.missouri.edu. 6.237.206.128.in-addr.arpa domain name pointer mu-237006.dhcp.missouri.edu. 7.237.206.128.in-addr.arpa domain name pointer mu-237007.dhcp.missouri.edu. 8.237.206.128.in-addr.arpa domain name pointer mu-237008.dhcp.missouri.edu. 9.237.206.128.in-addr.arpa domain name pointer mu-237009.dhcp.missouri.edu. 10.237.206.128.in-addr.arpa domain name pointer mu-237010.dhcp.missouri.edu. 11.237.206.128.in-addr.arpa domain name pointer mu-237011.dhcp.missouri.edu. 12.237.206.128.in-addr.arpa domain name pointer mu-237012.dhcp.missouri.edu. 13.237.206.128.in-addr.arpa domain name pointer mu-237013.dhcp.missouri.edu. 14.237.206.128.in-addr.arpa domain name pointer mu-237014.dhcp.missouri.edu. 15.237.206.128.in-addr.arpa domain name pointer mu-237015.dhcp.missouri.edu. 16.237.206.128.in-addr.arpa domain name pointer mu-237016.dhcp.missouri.edu. 17.237.206.128.in-addr.arpa domain name pointer mu-237017.dhcp.missouri.edu. 18.237.206.128.in-addr.arpa domain name pointer mu-237018.dhcp.missouri.edu. 19.237.206.128.in-addr.arpa domain name pointer mu-237019.dhcp.missouri.edu. 20.237.206.128.in-addr.arpa domain name pointer mu-237020.dhcp.missouri.edu. 21.237.206.128.in-addr.arpa domain name pointer mu-237021.dhcp.missouri.edu. 22.237.206.128.in-addr.arpa domain name pointer mu-237022.dhcp.missouri.edu. 23.237.206.128.in-addr.arpa domain name pointer mu-237023.dhcp.missouri.edu. 24.237.206.128.in-addr.arpa domain name pointer mu-237024.dhcp.missouri.edu. 25.237.206.128.in-addr.arpa domain name pointer mu-237025.dhcp.missouri.edu. 26.237.206.128.in-addr.arpa domain name pointer mu-237026.dhcp.missouri.edu. 27.237.206.128.in-addr.arpa domain name pointer mu-237027.dhcp.missouri.edu. 28.237.206.128.in-addr.arpa domain name pointer mu-237028.dhcp.missouri.edu. 29.237.206.128.in-addr.arpa domain name pointer mu-237029.dhcp.missouri.edu. 30.237.206.128.in-addr.arpa domain name pointer mu-237030.dhcp.missouri.edu. 31.237.206.128.in-addr.arpa domain name pointer mu-237031.dhcp.missouri.edu. 32.237.206.128.in-addr.arpa domain name pointer mu-237032.dhcp.missouri.edu. 33.237.206.128.in-addr.arpa domain name pointer mu-237033.dhcp.missouri.edu. 34.237.206.128.in-addr.arpa domain name pointer mu-237034.dhcp.missouri.edu. 35.237.206.128.in-addr.arpa domain name pointer mu-237035.dhcp.missouri.edu. 36.237.206.128.in-addr.arpa domain name pointer mu-237036.dhcp.missouri.edu. 37.237.206.128.in-addr.arpa domain name pointer mu-237037.dhcp.missouri.edu. 38.237.206.128.in-addr.arpa domain name pointer mu-237038.dhcp.missouri.edu. 39.237.206.128.in-addr.arpa domain name pointer mu-237039.dhcp.missouri.edu. 40.237.206.128.in-addr.arpa domain name pointer mu-237040.dhcp.missouri.edu. 41.237.206.128.in-addr.arpa domain name pointer mu-237041.dhcp.missouri.edu. 42.237.206.128.in-addr.arpa domain name pointer mu-237042.dhcp.missouri.edu. 43.237.206.128.in-addr.arpa domain name pointer mu-237043.dhcp.missouri.edu. 44.237.206.128.in-addr.arpa domain name pointer mu-237044.dhcp.missouri.edu. 45.237.206.128.in-addr.arpa domain name pointer mu-237045.dhcp.missouri.edu. 46.237.206.128.in-addr.arpa domain name pointer mu-237046.dhcp.missouri.edu. 47.237.206.128.in-addr.arpa domain name pointer mu-237047.dhcp.missouri.edu. 48.237.206.128.in-addr.arpa domain name pointer mu-237048.dhcp.missouri.edu. 49.237.206.128.in-addr.arpa domain name pointer mu-237049.dhcp.missouri.edu. 50.237.206.128.in-addr.arpa domain name pointer mu-237050.dhcp.missouri.edu. 51.237.206.128.in-addr.arpa domain name pointer mu-237051.dhcp.missouri.edu. 52.237.206.128.in-addr.arpa domain name pointer mu-237052.dhcp.missouri.edu. 53.237.206.128.in-addr.arpa domain name pointer mu-237053.dhcp.missouri.edu. 54.237.206.128.in-addr.arpa domain name pointer mu-237054.dhcp.missouri.edu. 55.237.206.128.in-addr.arpa domain name pointer mu-237055.dhcp.missouri.edu. 56.237.206.128.in-addr.arpa domain name pointer mu-237056.dhcp.missouri.edu. 57.237.206.128.in-addr.arpa domain name pointer mu-237057.dhcp.missouri.edu. 58.237.206.128.in-addr.arpa domain name pointer mu-237058.dhcp.missouri.edu. 59.237.206.128.in-addr.arpa domain name pointer mu-237059.dhcp.missouri.edu. 60.237.206.128.in-addr.arpa domain name pointer mu-237060.dhcp.missouri.edu. 61.237.206.128.in-addr.arpa domain name pointer mu-237061.dhcp.missouri.edu. 62.237.206.128.in-addr.arpa domain name pointer mu-237062.dhcp.missouri.edu. 63.237.206.128.in-addr.arpa domain name pointer mu-237063.dhcp.missouri.edu. 64.237.206.128.in-addr.arpa domain name pointer mu-237064.dhcp.missouri.edu. 65.237.206.128.in-addr.arpa domain name pointer mu-237065.dhcp.missouri.edu. 66.237.206.128.in-addr.arpa domain name pointer mu-237066.dhcp.missouri.edu. 67.237.206.128.in-addr.arpa domain name pointer mu-237067.dhcp.missouri.edu. 68.237.206.128.in-addr.arpa domain name pointer mu-237068.dhcp.missouri.edu. 69.237.206.128.in-addr.arpa domain name pointer mu-237069.dhcp.missouri.edu. 70.237.206.128.in-addr.arpa domain name pointer mu-237070.dhcp.missouri.edu. 71.237.206.128.in-addr.arpa domain name pointer mu-237071.dhcp.missouri.edu. 72.237.206.128.in-addr.arpa domain name pointer mu-237072.dhcp.missouri.edu. 73.237.206.128.in-addr.arpa domain name pointer mu-237073.dhcp.missouri.edu. 74.237.206.128.in-addr.arpa domain name pointer mu-237074.dhcp.missouri.edu. 75.237.206.128.in-addr.arpa domain name pointer mu-237075.dhcp.missouri.edu. 76.237.206.128.in-addr.arpa domain name pointer mu-237076.dhcp.missouri.edu. 77.237.206.128.in-addr.arpa domain name pointer mu-237077.dhcp.missouri.edu. 78.237.206.128.in-addr.arpa domain name pointer mu-237078.dhcp.missouri.edu. 79.237.206.128.in-addr.arpa domain name pointer mu-237079.dhcp.missouri.edu. 80.237.206.128.in-addr.arpa domain name pointer mu-237080.dhcp.missouri.edu. 81.237.206.128.in-addr.arpa domain name pointer mu-237081.dhcp.missouri.edu. 82.237.206.128.in-addr.arpa domain name pointer mu-237082.dhcp.missouri.edu. 83.237.206.128.in-addr.arpa domain name pointer mu-237083.dhcp.missouri.edu. 84.237.206.128.in-addr.arpa domain name pointer mu-237084.dhcp.missouri.edu. 85.237.206.128.in-addr.arpa domain name pointer mu-237085.dhcp.missouri.edu. 86.237.206.128.in-addr.arpa domain name pointer mu-237086.dhcp.missouri.edu. 87.237.206.128.in-addr.arpa domain name pointer mu-237087.dhcp.missouri.edu. 88.237.206.128.in-addr.arpa domain name pointer mu-237088.dhcp.missouri.edu. 89.237.206.128.in-addr.arpa domain name pointer mu-237089.dhcp.missouri.edu. 90.237.206.128.in-addr.arpa domain name pointer mu-237090.dhcp.missouri.edu. 91.237.206.128.in-addr.arpa domain name pointer mu-237091.dhcp.missouri.edu. 92.237.206.128.in-addr.arpa domain name pointer mu-237092.dhcp.missouri.edu. 93.237.206.128.in-addr.arpa domain name pointer mu-237093.dhcp.missouri.edu. 94.237.206.128.in-addr.arpa domain name pointer mu-237094.dhcp.missouri.edu. 95.237.206.128.in-addr.arpa domain name pointer mu-237095.dhcp.missouri.edu. 96.237.206.128.in-addr.arpa domain name pointer mu-237096.dhcp.missouri.edu. 97.237.206.128.in-addr.arpa domain name pointer mu-237097.dhcp.missouri.edu. 98.237.206.128.in-addr.arpa domain name pointer mu-237098.dhcp.missouri.edu. 99.237.206.128.in-addr.arpa domain name pointer mu-237099.dhcp.missouri.edu. 100.237.206.128.in-addr.arpa domain name pointer mu-237100.dhcp.missouri.edu. 101.237.206.128.in-addr.arpa domain name pointer mu-237101.dhcp.missouri.edu. 102.237.206.128.in-addr.arpa domain name pointer mu-237102.dhcp.missouri.edu. 103.237.206.128.in-addr.arpa domain name pointer mu-237103.dhcp.missouri.edu. 104.237.206.128.in-addr.arpa domain name pointer mu-237104.dhcp.missouri.edu. 105.237.206.128.in-addr.arpa domain name pointer mu-237105.dhcp.missouri.edu. 106.237.206.128.in-addr.arpa domain name pointer mu-237106.dhcp.missouri.edu. 107.237.206.128.in-addr.arpa domain name pointer mu-237107.dhcp.missouri.edu. 108.237.206.128.in-addr.arpa domain name pointer mu-237108.dhcp.missouri.edu. 109.237.206.128.in-addr.arpa domain name pointer mu-237109.dhcp.missouri.edu. 110.237.206.128.in-addr.arpa domain name pointer mu-237110.dhcp.missouri.edu. 111.237.206.128.in-addr.arpa domain name pointer mu-237111.dhcp.missouri.edu. 112.237.206.128.in-addr.arpa domain name pointer mu-237112.dhcp.missouri.edu. 113.237.206.128.in-addr.arpa domain name pointer mu-237113.dhcp.missouri.edu. 114.237.206.128.in-addr.arpa domain name pointer mu-237114.dhcp.missouri.edu. 115.237.206.128.in-addr.arpa domain name pointer mu-237115.dhcp.missouri.edu. 116.237.206.128.in-addr.arpa domain name pointer mu-237116.dhcp.missouri.edu. 117.237.206.128.in-addr.arpa domain name pointer mu-237117.dhcp.missouri.edu. 118.237.206.128.in-addr.arpa domain name pointer mu-237118.dhcp.missouri.edu. 119.237.206.128.in-addr.arpa domain name pointer mu-237119.dhcp.missouri.edu. 120.237.206.128.in-addr.arpa domain name pointer mu-237120.dhcp.missouri.edu. 121.237.206.128.in-addr.arpa domain name pointer mu-237121.dhcp.missouri.edu. 122.237.206.128.in-addr.arpa domain name pointer mu-237122.dhcp.missouri.edu. 123.237.206.128.in-addr.arpa domain name pointer mu-237123.dhcp.missouri.edu. 124.237.206.128.in-addr.arpa domain name pointer mu-237124.dhcp.missouri.edu. 125.237.206.128.in-addr.arpa domain name pointer mu-237125.dhcp.missouri.edu. 126.237.206.128.in-addr.arpa domain name pointer mu-237126.dhcp.missouri.edu. 127.237.206.128.in-addr.arpa domain name pointer mu-237127.dhcp.missouri.edu. 128.237.206.128.in-addr.arpa domain name pointer mu-237128.dhcp.missouri.edu. 129.237.206.128.in-addr.arpa domain name pointer mu-237129.dhcp.missouri.edu. 130.237.206.128.in-addr.arpa domain name pointer mu-237130.dhcp.missouri.edu. 131.237.206.128.in-addr.arpa domain name pointer mu-237131.dhcp.missouri.edu. 132.237.206.128.in-addr.arpa domain name pointer mu-237132.dhcp.missouri.edu. 133.237.206.128.in-addr.arpa domain name pointer mu-237133.dhcp.missouri.edu. 134.237.206.128.in-addr.arpa domain name pointer mu-237134.dhcp.missouri.edu. 135.237.206.128.in-addr.arpa domain name pointer mu-237135.dhcp.missouri.edu. 136.237.206.128.in-addr.arpa domain name pointer mu-237136.dhcp.missouri.edu. 137.237.206.128.in-addr.arpa domain name pointer mu-237137.dhcp.missouri.edu. 138.237.206.128.in-addr.arpa domain name pointer mu-237138.dhcp.missouri.edu. 139.237.206.128.in-addr.arpa domain name pointer mu-237139.dhcp.missouri.edu. 140.237.206.128.in-addr.arpa domain name pointer mu-237140.dhcp.missouri.edu. 141.237.206.128.in-addr.arpa domain name pointer mu-237141.dhcp.missouri.edu. 142.237.206.128.in-addr.arpa domain name pointer mu-237142.dhcp.missouri.edu. 143.237.206.128.in-addr.arpa domain name pointer mu-237143.dhcp.missouri.edu. 144.237.206.128.in-addr.arpa domain name pointer mu-237144.dhcp.missouri.edu. 145.237.206.128.in-addr.arpa domain name pointer mu-237145.dhcp.missouri.edu. 146.237.206.128.in-addr.arpa domain name pointer mu-237146.dhcp.missouri.edu. 147.237.206.128.in-addr.arpa domain name pointer mu-237147.dhcp.missouri.edu. 148.237.206.128.in-addr.arpa domain name pointer mu-237148.dhcp.missouri.edu. 149.237.206.128.in-addr.arpa domain name pointer mu-237149.dhcp.missouri.edu. 150.237.206.128.in-addr.arpa domain name pointer mu-237150.dhcp.missouri.edu. 151.237.206.128.in-addr.arpa domain name pointer mu-237151.dhcp.missouri.edu. 152.237.206.128.in-addr.arpa domain name pointer mu-237152.dhcp.missouri.edu. 153.237.206.128.in-addr.arpa domain name pointer mu-237153.dhcp.missouri.edu. 154.237.206.128.in-addr.arpa domain name pointer mu-237154.dhcp.missouri.edu. 155.237.206.128.in-addr.arpa domain name pointer mu-237155.dhcp.missouri.edu. 156.237.206.128.in-addr.arpa domain name pointer mu-237156.dhcp.missouri.edu. 157.237.206.128.in-addr.arpa domain name pointer mu-237157.dhcp.missouri.edu. 158.237.206.128.in-addr.arpa domain name pointer mu-237158.dhcp.missouri.edu. 159.237.206.128.in-addr.arpa domain name pointer mu-237159.dhcp.missouri.edu. 160.237.206.128.in-addr.arpa domain name pointer mu-237160.dhcp.missouri.edu. 161.237.206.128.in-addr.arpa domain name pointer mu-237161.dhcp.missouri.edu. 162.237.206.128.in-addr.arpa domain name pointer mu-237162.dhcp.missouri.edu. 163.237.206.128.in-addr.arpa domain name pointer mu-237163.dhcp.missouri.edu. 164.237.206.128.in-addr.arpa domain name pointer mu-237164.dhcp.missouri.edu. 165.237.206.128.in-addr.arpa domain name pointer mu-237165.dhcp.missouri.edu. 166.237.206.128.in-addr.arpa domain name pointer mu-237166.dhcp.missouri.edu. 167.237.206.128.in-addr.arpa domain name pointer mu-237167.dhcp.missouri.edu. 168.237.206.128.in-addr.arpa domain name pointer mu-237168.dhcp.missouri.edu. 169.237.206.128.in-addr.arpa domain name pointer mu-237169.dhcp.missouri.edu. 170.237.206.128.in-addr.arpa domain name pointer mu-237170.dhcp.missouri.edu. 171.237.206.128.in-addr.arpa domain name pointer mu-237171.dhcp.missouri.edu. 172.237.206.128.in-addr.arpa domain name pointer mu-237172.dhcp.missouri.edu. 173.237.206.128.in-addr.arpa domain name pointer mu-237173.dhcp.missouri.edu. 174.237.206.128.in-addr.arpa domain name pointer mu-237174.dhcp.missouri.edu. 175.237.206.128.in-addr.arpa domain name pointer mu-237175.dhcp.missouri.edu. 176.237.206.128.in-addr.arpa domain name pointer mu-237176.dhcp.missouri.edu. 177.237.206.128.in-addr.arpa domain name pointer mu-237177.dhcp.missouri.edu. 178.237.206.128.in-addr.arpa domain name pointer mu-237178.dhcp.missouri.edu. 179.237.206.128.in-addr.arpa domain name pointer mu-237179.dhcp.missouri.edu. 180.237.206.128.in-addr.arpa domain name pointer mu-237180.dhcp.missouri.edu. 181.237.206.128.in-addr.arpa domain name pointer mu-237181.dhcp.missouri.edu. 182.237.206.128.in-addr.arpa domain name pointer mu-237182.dhcp.missouri.edu. 183.237.206.128.in-addr.arpa domain name pointer mu-237183.dhcp.missouri.edu. 184.237.206.128.in-addr.arpa domain name pointer mu-237184.dhcp.missouri.edu. 185.237.206.128.in-addr.arpa domain name pointer mu-237185.dhcp.missouri.edu. 186.237.206.128.in-addr.arpa domain name pointer mu-237186.dhcp.missouri.edu. 187.237.206.128.in-addr.arpa domain name pointer mu-237187.dhcp.missouri.edu. 188.237.206.128.in-addr.arpa domain name pointer mu-237188.dhcp.missouri.edu. 189.237.206.128.in-addr.arpa domain name pointer mu-237189.dhcp.missouri.edu. 190.237.206.128.in-addr.arpa domain name pointer mu-237190.dhcp.missouri.edu. 191.237.206.128.in-addr.arpa domain name pointer mu-237191.dhcp.missouri.edu. 192.237.206.128.in-addr.arpa domain name pointer mu-237192.dhcp.missouri.edu. 193.237.206.128.in-addr.arpa domain name pointer mu-237193.dhcp.missouri.edu. 194.237.206.128.in-addr.arpa domain name pointer mu-237194.dhcp.missouri.edu. 195.237.206.128.in-addr.arpa domain name pointer mu-237195.dhcp.missouri.edu. 196.237.206.128.in-addr.arpa domain name pointer mu-237196.dhcp.missouri.edu. 197.237.206.128.in-addr.arpa domain name pointer mu-237197.dhcp.missouri.edu. 198.237.206.128.in-addr.arpa domain name pointer mu-237198.dhcp.missouri.edu. 199.237.206.128.in-addr.arpa domain name pointer mu-237199.dhcp.missouri.edu. 200.237.206.128.in-addr.arpa domain name pointer mu-237200.dhcp.missouri.edu. Host 201.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 202.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 203.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 204.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 205.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 206.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 207.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 208.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 209.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 210.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 211.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 212.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 213.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 214.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 215.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 216.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 217.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 218.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 219.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 220.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 221.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 222.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 223.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 224.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 225.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 226.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 227.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 228.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 229.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 230.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 231.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 232.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 233.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 234.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 235.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 236.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 237.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 238.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) Host 239.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) 240.237.206.128.in-addr.arpa domain name pointer bs450s240-Stafford-332.swch.missouri.edu. 241.237.206.128.in-addr.arpa domain name pointer bs450s241-Stafford-332.swch.missouri.edu. 242.237.206.128.in-addr.arpa domain name pointer bs450s242-Stafford-332.swch.missouri.edu. 243.237.206.128.in-addr.arpa domain name pointer bs450s243-Stafford-332.swch.missouri.edu. 244.237.206.128.in-addr.arpa domain name pointer bps2ks244-Stafford-332.swch.missouri.edu. 245.237.206.128.in-addr.arpa domain name pointer bs450s245-Stafford-332.swch.missouri.edu. 246.237.206.128.in-addr.arpa domain name pointer bs450s246-Stafford-332.swch.missouri.edu. 247.237.206.128.in-addr.arpa domain name pointer bs450s247-Stafford-332.swch.missouri.edu. 248.237.206.128.in-addr.arpa domain name pointer bs450s248-Stafford-332.swch.missouri.edu. 249.237.206.128.in-addr.arpa domain name pointer bs450s249-Stafford-332.swch.missouri.edu. 250.237.206.128.in-addr.arpa domain name pointer bs450s250-Stafford-332.swch.missouri.edu. 251.237.206.128.in-addr.arpa domain name pointer bs450s251-Stafford-332.swch.missouri.edu. 252.237.206.128.in-addr.arpa domain name pointer bps2ks252-Stafford-332.swch.missouri.edu. Host 253.237.206.128.in-addr.arpa not found: 3(NXDOMAIN) 254.237.206.128.in-addr.arpa domain name pointer TCP1-Stafford.bldg.missouri.edu. Host 255.237.206.128.in-addr.arpa not found: 3(NXDOMAIN)