Host 0.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) 1.52.250.128.in-addr.arpa domain name pointer rtr-360000.unimelb.edu.au. 2.52.250.128.in-addr.arpa domain name pointer rtr3-360000.unimelb.edu.au. 3.52.250.128.in-addr.arpa domain name pointer rtr4-360000.unimelb.edu.au. 4.52.250.128.in-addr.arpa domain name pointer nucleus.scilabs.unimelb.edu.au. 5.52.250.128.in-addr.arpa domain name pointer ast14.scilabs.unimelb.edu.au. 6.52.250.128.in-addr.arpa domain name pointer yeti.scilabs.unimelb.edu.au. 7.52.250.128.in-addr.arpa domain name pointer P160-6.science.unimelb.edu.au. 8.52.250.128.in-addr.arpa domain name pointer P160-10.science.unimelb.edu.au. 9.52.250.128.in-addr.arpa domain name pointer P160-13.science.unimelb.edu.au. 10.52.250.128.in-addr.arpa domain name pointer AST13.science.unimelb.edu.au. 11.52.250.128.in-addr.arpa domain name pointer fylc1.scilabs.unimelb.edu.au. 12.52.250.128.in-addr.arpa domain name pointer fylc2.scilabs.unimelb.edu.au. 13.52.250.128.in-addr.arpa domain name pointer fylc3.scilabs.unimelb.edu.au. 14.52.250.128.in-addr.arpa domain name pointer uncertain.scilabs.unimelb.edu.au. 15.52.250.128.in-addr.arpa domain name pointer fylc4.scilabs.unimelb.edu.au. 16.52.250.128.in-addr.arpa domain name pointer lift.scilabs.unimelb.edu.au. 17.52.250.128.in-addr.arpa domain name pointer fylc5.scilabs.unimelb.edu.au. 18.52.250.128.in-addr.arpa domain name pointer fylc6.scilabs.unimelb.edu.au. 19.52.250.128.in-addr.arpa domain name pointer fylc7.scilabs.unimelb.edu.au. 20.52.250.128.in-addr.arpa domain name pointer p1rad.scilabs.unimelb.edu.au. 21.52.250.128.in-addr.arpa domain name pointer p1ast.scilabs.unimelb.edu.au. 22.52.250.128.in-addr.arpa domain name pointer p1em.scilabs.unimelb.edu.au. 23.52.250.128.in-addr.arpa domain name pointer p1opt.scilabs.unimelb.edu.au. 24.52.250.128.in-addr.arpa domain name pointer p1elechp.scilabs.unimelb.edu.au. 25.52.250.128.in-addr.arpa domain name pointer p1proj.scilabs.unimelb.edu.au. 26.52.250.128.in-addr.arpa domain name pointer fylcman.scilabs.unimelb.edu.au. 27.52.250.128.in-addr.arpa domain name pointer mac52-27.scilabs.unimelb.edu.au. 28.52.250.128.in-addr.arpa domain name pointer part3-astro3.scilabs.unimelb.edu.au. 29.52.250.128.in-addr.arpa domain name pointer part2-5.scilabs.unimelb.edu.au. 30.52.250.128.in-addr.arpa domain name pointer part2-7.scilabs.unimelb.edu.au. 31.52.250.128.in-addr.arpa domain name pointer ele1.scilabs.unimelb.edu.au. 32.52.250.128.in-addr.arpa domain name pointer ele2.scilabs.unimelb.edu.au. 33.52.250.128.in-addr.arpa domain name pointer ele3.scilabs.unimelb.edu.au. 34.52.250.128.in-addr.arpa domain name pointer ele4.scilabs.unimelb.edu.au. 35.52.250.128.in-addr.arpa domain name pointer ele5.scilabs.unimelb.edu.au. 36.52.250.128.in-addr.arpa domain name pointer ele6.scilabs.unimelb.edu.au. 37.52.250.128.in-addr.arpa domain name pointer ele7.scilabs.unimelb.edu.au. 38.52.250.128.in-addr.arpa domain name pointer ele8.scilabs.unimelb.edu.au. 39.52.250.128.in-addr.arpa domain name pointer ele9.scilabs.unimelb.edu.au. 40.52.250.128.in-addr.arpa domain name pointer ele10.scilabs.unimelb.edu.au. 41.52.250.128.in-addr.arpa domain name pointer ele11.scilabs.unimelb.edu.au. 42.52.250.128.in-addr.arpa domain name pointer ele12.scilabs.unimelb.edu.au. 43.52.250.128.in-addr.arpa domain name pointer ele13.scilabs.unimelb.edu.au. 44.52.250.128.in-addr.arpa domain name pointer ele14.scilabs.unimelb.edu.au. 45.52.250.128.in-addr.arpa domain name pointer part2-8.scilabs.unimelb.edu.au. 46.52.250.128.in-addr.arpa domain name pointer p160-1.scilabs.unimelb.edu.au. 47.52.250.128.in-addr.arpa domain name pointer p160-2.scilabs.unimelb.edu.au. 48.52.250.128.in-addr.arpa domain name pointer p160-3.scilabs.unimelb.edu.au. 49.52.250.128.in-addr.arpa domain name pointer p160-4.scilabs.unimelb.edu.au. 50.52.250.128.in-addr.arpa domain name pointer part2-9.scilabs.unimelb.edu.au. 51.52.250.128.in-addr.arpa domain name pointer p160-5.scilabs.unimelb.edu.au. 52.52.250.128.in-addr.arpa domain name pointer p160-6.scilabs.unimelb.edu.au. 53.52.250.128.in-addr.arpa domain name pointer part2-11.scilabs.unimelb.edu.au. 54.52.250.128.in-addr.arpa domain name pointer p160-8.scilabs.unimelb.edu.au. 55.52.250.128.in-addr.arpa domain name pointer p160-9.scilabs.unimelb.edu.au. 56.52.250.128.in-addr.arpa domain name pointer p160-10.scilabs.unimelb.edu.au. 57.52.250.128.in-addr.arpa domain name pointer p160-11.scilabs.unimelb.edu.au. 58.52.250.128.in-addr.arpa domain name pointer p160-12.scilabs.unimelb.edu.au. 59.52.250.128.in-addr.arpa domain name pointer p160-13.scilabs.unimelb.edu.au. 60.52.250.128.in-addr.arpa domain name pointer p160-14.scilabs.unimelb.edu.au. 61.52.250.128.in-addr.arpa domain name pointer opt11.scilabs.unimelb.edu.au. 62.52.250.128.in-addr.arpa domain name pointer part3-2.scilabs.unimelb.edu.au. Host 63.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 64.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 65.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 66.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 67.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) 68.52.250.128.in-addr.arpa domain name pointer opt12.scilabs.unimelb.edu.au. 69.52.250.128.in-addr.arpa domain name pointer opt13.scilabs.unimelb.edu.au. 70.52.250.128.in-addr.arpa domain name pointer opt14.scilabs.unimelb.edu.au. 71.52.250.128.in-addr.arpa domain name pointer opt1.scilabs.unimelb.edu.au. 72.52.250.128.in-addr.arpa domain name pointer opt2.scilabs.unimelb.edu.au. 73.52.250.128.in-addr.arpa domain name pointer opt3.scilabs.unimelb.edu.au. 74.52.250.128.in-addr.arpa domain name pointer opt4.scilabs.unimelb.edu.au. 75.52.250.128.in-addr.arpa domain name pointer opt5.scilabs.unimelb.edu.au. 76.52.250.128.in-addr.arpa domain name pointer opt6.scilabs.unimelb.edu.au. 77.52.250.128.in-addr.arpa domain name pointer opt7.scilabs.unimelb.edu.au. 78.52.250.128.in-addr.arpa domain name pointer opt8.scilabs.unimelb.edu.au. 79.52.250.128.in-addr.arpa domain name pointer opt9.scilabs.unimelb.edu.au. 80.52.250.128.in-addr.arpa domain name pointer opt10.scilabs.unimelb.edu.au. 81.52.250.128.in-addr.arpa domain name pointer mea1.scilabs.unimelb.edu.au. 82.52.250.128.in-addr.arpa domain name pointer mea2.scilabs.unimelb.edu.au. 83.52.250.128.in-addr.arpa domain name pointer mea3.scilabs.unimelb.edu.au. 84.52.250.128.in-addr.arpa domain name pointer mea4.scilabs.unimelb.edu.au. 85.52.250.128.in-addr.arpa domain name pointer mea5.scilabs.unimelb.edu.au. 86.52.250.128.in-addr.arpa domain name pointer mea6.scilabs.unimelb.edu.au. 87.52.250.128.in-addr.arpa domain name pointer mea7.scilabs.unimelb.edu.au. 88.52.250.128.in-addr.arpa domain name pointer mea8.scilabs.unimelb.edu.au. 89.52.250.128.in-addr.arpa domain name pointer mea9.scilabs.unimelb.edu.au. 90.52.250.128.in-addr.arpa domain name pointer mea10.scilabs.unimelb.edu.au. 91.52.250.128.in-addr.arpa domain name pointer mea11.scilabs.unimelb.edu.au. 92.52.250.128.in-addr.arpa domain name pointer mea12.scilabs.unimelb.edu.au. 93.52.250.128.in-addr.arpa domain name pointer mea13.scilabs.unimelb.edu.au. 94.52.250.128.in-addr.arpa domain name pointer mea14.scilabs.unimelb.edu.au. 95.52.250.128.in-addr.arpa domain name pointer part2-prt.scilabs.unimelb.edu.au. 96.52.250.128.in-addr.arpa domain name pointer proj11.scilabs.unimelb.edu.au. 97.52.250.128.in-addr.arpa domain name pointer proj12.scilabs.unimelb.edu.au. 98.52.250.128.in-addr.arpa domain name pointer proj13.scilabs.unimelb.edu.au. 99.52.250.128.in-addr.arpa domain name pointer part3-astro2.scilabs.unimelb.edu.au. 100.52.250.128.in-addr.arpa domain name pointer nuclear.scilabs.unimelb.edu.au. 101.52.250.128.in-addr.arpa domain name pointer proj1.scilabs.unimelb.edu.au. 102.52.250.128.in-addr.arpa domain name pointer proj2.scilabs.unimelb.edu.au. 103.52.250.128.in-addr.arpa domain name pointer proj3.scilabs.unimelb.edu.au. 104.52.250.128.in-addr.arpa domain name pointer proj4.scilabs.unimelb.edu.au. 105.52.250.128.in-addr.arpa domain name pointer proj5.scilabs.unimelb.edu.au. 106.52.250.128.in-addr.arpa domain name pointer proj6.scilabs.unimelb.edu.au. 107.52.250.128.in-addr.arpa domain name pointer proj7.scilabs.unimelb.edu.au. 108.52.250.128.in-addr.arpa domain name pointer proj8.scilabs.unimelb.edu.au. 109.52.250.128.in-addr.arpa domain name pointer proj9.scilabs.unimelb.edu.au. 110.52.250.128.in-addr.arpa domain name pointer proj10.scilabs.unimelb.edu.au. 111.52.250.128.in-addr.arpa domain name pointer ast01.scilabs.unimelb.edu.au. 112.52.250.128.in-addr.arpa domain name pointer ast02.scilabs.unimelb.edu.au. 113.52.250.128.in-addr.arpa domain name pointer ast03.scilabs.unimelb.edu.au. 114.52.250.128.in-addr.arpa domain name pointer ast04.scilabs.unimelb.edu.au. 115.52.250.128.in-addr.arpa domain name pointer ast05.scilabs.unimelb.edu.au. 116.52.250.128.in-addr.arpa domain name pointer ast06.scilabs.unimelb.edu.au. 117.52.250.128.in-addr.arpa domain name pointer ast07.scilabs.unimelb.edu.au. 118.52.250.128.in-addr.arpa domain name pointer ast08.scilabs.unimelb.edu.au. 119.52.250.128.in-addr.arpa domain name pointer ast09.scilabs.unimelb.edu.au. 120.52.250.128.in-addr.arpa domain name pointer ast10.scilabs.unimelb.edu.au. 121.52.250.128.in-addr.arpa domain name pointer ast11.scilabs.unimelb.edu.au. 122.52.250.128.in-addr.arpa domain name pointer ast12.scilabs.unimelb.edu.au. 123.52.250.128.in-addr.arpa domain name pointer ghostsys.scilabs.unimelb.edu.au. 124.52.250.128.in-addr.arpa domain name pointer part3-18.science.unimelb.edu.au. 125.52.250.128.in-addr.arpa domain name pointer part3lab-8.scilabs.unimelb.edu.au. 126.52.250.128.in-addr.arpa domain name pointer part3-9.scilabs.unimelb.edu.au. Host 127.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 128.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 129.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 130.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 131.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) 132.52.250.128.in-addr.arpa domain name pointer part3-prt.scilabs.unimelb.edu.au. 133.52.250.128.in-addr.arpa domain name pointer part3-11.scilabs.unimelb.edu.au. 134.52.250.128.in-addr.arpa domain name pointer part3-mac.scilabs.unimelb.edu.au. 135.52.250.128.in-addr.arpa domain name pointer part3-15.scilabs.unimelb.edu.au. 136.52.250.128.in-addr.arpa domain name pointer part3-7.scilabs.unimelb.edu.au. 137.52.250.128.in-addr.arpa domain name pointer hp52-137.scilabs.unimelb.edu.au. 138.52.250.128.in-addr.arpa domain name pointer pc52-138.scilabs.unimelb.edu.au. 139.52.250.128.in-addr.arpa domain name pointer pc52-139.scilabs.unimelb.edu.au. 140.52.250.128.in-addr.arpa domain name pointer part3-5.scilabs.unimelb.edu.au. 141.52.250.128.in-addr.arpa domain name pointer rad1.scilabs.unimelb.edu.au. 142.52.250.128.in-addr.arpa domain name pointer rad2.scilabs.unimelb.edu.au. 143.52.250.128.in-addr.arpa domain name pointer rad3.scilabs.unimelb.edu.au. 144.52.250.128.in-addr.arpa domain name pointer rad4.scilabs.unimelb.edu.au. 145.52.250.128.in-addr.arpa domain name pointer rad5.scilabs.unimelb.edu.au. 146.52.250.128.in-addr.arpa domain name pointer rad6.scilabs.unimelb.edu.au. 147.52.250.128.in-addr.arpa domain name pointer rad7.scilabs.unimelb.edu.au. 148.52.250.128.in-addr.arpa domain name pointer rad8.scilabs.unimelb.edu.au. 149.52.250.128.in-addr.arpa domain name pointer rad9.scilabs.unimelb.edu.au. 150.52.250.128.in-addr.arpa domain name pointer rad10.scilabs.unimelb.edu.au. 151.52.250.128.in-addr.arpa domain name pointer rad11.scilabs.unimelb.edu.au. 152.52.250.128.in-addr.arpa domain name pointer rad12.scilabs.unimelb.edu.au. 153.52.250.128.in-addr.arpa domain name pointer rad13.scilabs.unimelb.edu.au. 154.52.250.128.in-addr.arpa domain name pointer rad14.scilabs.unimelb.edu.au. 155.52.250.128.in-addr.arpa domain name pointer part3-6.scilabs.unimelb.edu.au. 156.52.250.128.in-addr.arpa domain name pointer part3-dif.scilabs.unimelb.edu.au. 157.52.250.128.in-addr.arpa domain name pointer part3-10.scilabs.unimelb.edu.au. 158.52.250.128.in-addr.arpa domain name pointer p160ptr.scilabs.unimelb.edu.au. 159.52.250.128.in-addr.arpa domain name pointer part3-19.science.unimelb.edu.au. 160.52.250.128.in-addr.arpa domain name pointer ghostsys1.scilabs.unimelb.edu.au. 161.52.250.128.in-addr.arpa domain name pointer p2prnt.scilabs.unimelb.edu.au. 162.52.250.128.in-addr.arpa domain name pointer physlab.scilabs.unimelb.edu.au. 163.52.250.128.in-addr.arpa domain name pointer part2rr1.scilabs.unimelb.edu.au. 164.52.250.128.in-addr.arpa domain name pointer part2rr2.scilabs.unimelb.edu.au. 165.52.250.128.in-addr.arpa domain name pointer part3-1.scilabs.unimelb.edu.au. 166.52.250.128.in-addr.arpa domain name pointer part3-4.scilabs.unimelb.edu.au. 167.52.250.128.in-addr.arpa domain name pointer part3-12.scilabs.unimelb.edu.au. 168.52.250.128.in-addr.arpa domain name pointer part3-14.scilabs.unimelb.edu.au. 169.52.250.128.in-addr.arpa domain name pointer part3-16.scilabs.unimelb.edu.au. 170.52.250.128.in-addr.arpa domain name pointer part3lab-17.scilabs.unimelb.edu.au. 171.52.250.128.in-addr.arpa domain name pointer part3lab-18.scilabs.unimelb.edu.au. 172.52.250.128.in-addr.arpa domain name pointer part3lab-19.scilabs.unimelb.edu.au. 173.52.250.128.in-addr.arpa domain name pointer part3lab-20.scilabs.unimelb.edu.au. 174.52.250.128.in-addr.arpa domain name pointer laremlap.scilabs.unimelb.edu.au. 175.52.250.128.in-addr.arpa domain name pointer taslap.scilabs.unimelb.edu.au. 176.52.250.128.in-addr.arpa domain name pointer sus.scilabs.unimelb.edu.au. 177.52.250.128.in-addr.arpa domain name pointer sula.scilabs.unimelb.edu.au. 178.52.250.128.in-addr.arpa domain name pointer part2-15.scilabs.unimelb.edu.au. Host 179.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) 180.52.250.128.in-addr.arpa domain name pointer proj14.scilabs.unimelb.edu.au. 181.52.250.128.in-addr.arpa domain name pointer part3lab-3.scilabs.unimelb.edu.au. Host 182.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 183.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 184.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 185.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 186.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 187.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 188.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 189.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 190.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 191.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 192.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 193.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 194.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 195.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 196.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 197.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 198.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 199.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 200.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 201.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 202.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 203.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 204.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 205.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 206.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 207.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 208.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 209.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 210.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 211.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 212.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 213.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 214.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 215.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 216.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 217.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 218.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 219.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 220.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 221.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 222.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 223.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 224.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 225.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 226.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 227.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 228.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 229.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 230.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 231.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 232.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 233.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 234.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 235.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 236.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 237.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 238.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 239.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 240.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 241.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 242.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) Host 243.52.250.128.in-addr.arpa not found: 3(NXDOMAIN) 244.52.250.128.in-addr.arpa domain name pointer nstud4-sw.scilabs.unimelb.edu.au. 245.52.250.128.in-addr.arpa domain name pointer fylc-sw.scilabs.unimelb.edu.au. 246.52.250.128.in-addr.arpa domain name pointer p1stud-sw.scilabs.unimelb.edu.au. 247.52.250.128.in-addr.arpa domain name pointer nstud1-sw.scilabs.unimelb.edu.au. 248.52.250.128.in-addr.arpa domain name pointer nstud2-sw.scilabs.unimelb.edu.au. 249.52.250.128.in-addr.arpa domain name pointer nstud3-sw.scilabs.unimelb.edu.au. 250.52.250.128.in-addr.arpa domain name pointer p160hp.scilabs.unimelb.edu.au. 251.52.250.128.in-addr.arpa domain name pointer part2-4.scilabs.unimelb.edu.au. 252.52.250.128.in-addr.arpa domain name pointer p1elec.scilabs.unimelb.edu.au. 253.52.250.128.in-addr.arpa domain name pointer part2-1.scilabs.unimelb.edu.au. 254.52.250.128.in-addr.arpa domain name pointer part2-10.scilabs.unimelb.edu.au. Host 255.52.250.128.in-addr.arpa not found: 3(NXDOMAIN)