[0] 0.170.189.137.in-addr.arpa.: domain name does not exist [3600] 1.170.189.137.in-addr.arpa. domain name pointer ucn001.lib.cuhk.edu.hk [3600] 2.170.189.137.in-addr.arpa. domain name pointer ucn002.lib.cuhk.edu.hk [3600] 3.170.189.137.in-addr.arpa. domain name pointer bpsucl.lib.cuhk.edu.hk [3600] 4.170.189.137.in-addr.arpa. domain name pointer ucn004.lib.cuhk.edu.hk [3600] 5.170.189.137.in-addr.arpa. domain name pointer ucn005.lib.cuhk.edu.hk [0] 6.170.189.137.in-addr.arpa.: domain name does not exist [3600] 7.170.189.137.in-addr.arpa. domain name pointer ern007.lib.cuhk.edu.hk [3600] 8.170.189.137.in-addr.arpa. domain name pointer ucp008.lib.cuhk.edu.hk [3600] 9.170.189.137.in-addr.arpa. domain name pointer ucp009.lib.cuhk.edu.hk [3600] 10.170.189.137.in-addr.arpa. domain name pointer ucp010.lib.cuhk.edu.hk [3600] 11.170.189.137.in-addr.arpa. domain name pointer ucp011.lib.cuhk.edu.hk [3600] 12.170.189.137.in-addr.arpa. domain name pointer ucp012.lib.cuhk.edu.hk [3600] 13.170.189.137.in-addr.arpa. domain name pointer ucp013.lib.cuhk.edu.hk [3600] 14.170.189.137.in-addr.arpa. domain name pointer erp014.lib.cuhk.edu.hk [3600] 15.170.189.137.in-addr.arpa. domain name pointer erp015.lib.cuhk.edu.hk [3600] 16.170.189.137.in-addr.arpa. domain name pointer erp016.lib.cuhk.edu.hk [3600] 17.170.189.137.in-addr.arpa. domain name pointer erp017.lib.cuhk.edu.hk [3600] 18.170.189.137.in-addr.arpa. domain name pointer erp018.lib.cuhk.edu.hk [3600] 19.170.189.137.in-addr.arpa. domain name pointer erp019.lib.cuhk.edu.hk [3600] 20.170.189.137.in-addr.arpa. domain name pointer erp020.lib.cuhk.edu.hk [3600] 21.170.189.137.in-addr.arpa. domain name pointer erp021.lib.cuhk.edu.hk [3600] 22.170.189.137.in-addr.arpa. domain name pointer erp022.lib.cuhk.edu.hk [3600] 23.170.189.137.in-addr.arpa. domain name pointer erp023.lib.cuhk.edu.hk [3600] 24.170.189.137.in-addr.arpa. domain name pointer erp024.lib.cuhk.edu.hk [3600] 25.170.189.137.in-addr.arpa. domain name pointer erp025.lib.cuhk.edu.hk [3600] 26.170.189.137.in-addr.arpa. domain name pointer erp026.lib.cuhk.edu.hk [3600] 27.170.189.137.in-addr.arpa. domain name pointer erp027.lib.cuhk.edu.hk [3600] 28.170.189.137.in-addr.arpa. domain name pointer erp028.lib.cuhk.edu.hk [3600] 29.170.189.137.in-addr.arpa. domain name pointer erp029.lib.cuhk.edu.hk [3600] 30.170.189.137.in-addr.arpa. domain name pointer erp030.lib.cuhk.edu.hk [3600] 31.170.189.137.in-addr.arpa. domain name pointer erp031.lib.cuhk.edu.hk [3600] 32.170.189.137.in-addr.arpa. domain name pointer erp032.lib.cuhk.edu.hk [3600] 33.170.189.137.in-addr.arpa. domain name pointer erp033.lib.cuhk.edu.hk [3600] 34.170.189.137.in-addr.arpa. domain name pointer erp034.lib.cuhk.edu.hk [3600] 35.170.189.137.in-addr.arpa. domain name pointer erp035.lib.cuhk.edu.hk [3600] 36.170.189.137.in-addr.arpa. domain name pointer erp036.lib.cuhk.edu.hk [3600] 37.170.189.137.in-addr.arpa. domain name pointer erp037.lib.cuhk.edu.hk [3600] 38.170.189.137.in-addr.arpa. domain name pointer erp038.lib.cuhk.edu.hk [3600] 39.170.189.137.in-addr.arpa. domain name pointer erp039.lib.cuhk.edu.hk [3600] 40.170.189.137.in-addr.arpa. domain name pointer erp040.lib.cuhk.edu.hk [3600] 41.170.189.137.in-addr.arpa. domain name pointer erp041.lib.cuhk.edu.hk [3600] 42.170.189.137.in-addr.arpa. domain name pointer erp042.lib.cuhk.edu.hk [3600] 43.170.189.137.in-addr.arpa. domain name pointer erp043.lib.cuhk.edu.hk [3600] 44.170.189.137.in-addr.arpa. domain name pointer erp044.lib.cuhk.edu.hk [3600] 45.170.189.137.in-addr.arpa. domain name pointer uco045.lib.cuhk.edu.hk [3600] 46.170.189.137.in-addr.arpa. domain name pointer uco046.lib.cuhk.edu.hk [3600] 47.170.189.137.in-addr.arpa. domain name pointer uco047.lib.cuhk.edu.hk [3600] 48.170.189.137.in-addr.arpa. domain name pointer erp048.lib.cuhk.edu.hk [3600] 49.170.189.137.in-addr.arpa. domain name pointer ucs049.lib.cuhk.edu.hk [3600] 50.170.189.137.in-addr.arpa. domain name pointer ucs050.lib.cuhk.edu.hk [0] 51.170.189.137.in-addr.arpa.: domain name does not exist [0] 52.170.189.137.in-addr.arpa.: domain name does not exist [0] 53.170.189.137.in-addr.arpa.: domain name does not exist [0] 54.170.189.137.in-addr.arpa.: domain name does not exist [0] 55.170.189.137.in-addr.arpa.: domain name does not exist [0] 56.170.189.137.in-addr.arpa.: domain name does not exist [3600] 57.170.189.137.in-addr.arpa. domain name pointer ucs057.lib.cuhk.edu.hk [0] 58.170.189.137.in-addr.arpa.: domain name does not exist [3600] 59.170.189.137.in-addr.arpa. domain name pointer ucp059.lib.cuhk.edu.hk [0] 60.170.189.137.in-addr.arpa.: domain name does not exist [0] 61.170.189.137.in-addr.arpa.: domain name does not exist [0] 62.170.189.137.in-addr.arpa.: domain name does not exist [0] 63.170.189.137.in-addr.arpa.: domain name does not exist [0] 64.170.189.137.in-addr.arpa.: domain name does not exist [0] 65.170.189.137.in-addr.arpa.: domain name does not exist [3600] 66.170.189.137.in-addr.arpa. domain name pointer violet.lib.cuhk.edu.hk [3600] 67.170.189.137.in-addr.arpa. domain name pointer uclq1p.lib.cuhk.edu.hk [3600] 68.170.189.137.in-addr.arpa. domain name pointer uclq2p.lib.cuhk.edu.hk [3600] 69.170.189.137.in-addr.arpa. domain name pointer uclq3p.lib.cuhk.edu.hk [3600] 70.170.189.137.in-addr.arpa. domain name pointer uclq4p.lib.cuhk.edu.hk [3600] 71.170.189.137.in-addr.arpa. domain name pointer uclq5p.lib.cuhk.edu.hk [0] 72.170.189.137.in-addr.arpa.: domain name does not exist [0] 73.170.189.137.in-addr.arpa.: domain name does not exist [0] 74.170.189.137.in-addr.arpa.: domain name does not exist [0] 75.170.189.137.in-addr.arpa.: domain name does not exist [0] 76.170.189.137.in-addr.arpa.: domain name does not exist [0] 77.170.189.137.in-addr.arpa.: domain name does not exist [0] 78.170.189.137.in-addr.arpa.: domain name does not exist [0] 79.170.189.137.in-addr.arpa.: domain name does not exist [3600] 80.170.189.137.in-addr.arpa. domain name pointer media2.lib.cuhk.edu.hk [3600] 81.170.189.137.in-addr.arpa. domain name pointer ucs081.lib.cuhk.edu.hk [3600] 82.170.189.137.in-addr.arpa. domain name pointer uccir003.lib.cuhk.edu.hk [3600] 83.170.189.137.in-addr.arpa. domain name pointer uccir001.lib.cuhk.edu.hk [3600] 84.170.189.137.in-addr.arpa. domain name pointer uccir002.lib.cuhk.edu.hk [3600] 85.170.189.137.in-addr.arpa. domain name pointer ucs085.lib.cuhk.edu.hk [3600] 86.170.189.137.in-addr.arpa. domain name pointer ucs086.lib.cuhk.edu.hk [3600] 87.170.189.137.in-addr.arpa. domain name pointer ucs087.lib.cuhk.edu.hk [3600] 88.170.189.137.in-addr.arpa. domain name pointer ucs088.lib.cuhk.edu.hk [3600] 89.170.189.137.in-addr.arpa. domain name pointer ucs089.lib.cuhk.edu.hk [3600] 90.170.189.137.in-addr.arpa. domain name pointer ers090.lib.cuhk.edu.hk [3600] 91.170.189.137.in-addr.arpa. domain name pointer ers091.lib.cuhk.edu.hk [3600] 92.170.189.137.in-addr.arpa. domain name pointer ucs092.lib.cuhk.edu.hk [3600] 93.170.189.137.in-addr.arpa. domain name pointer ers093.lib.cuhk.edu.hk [3600] 94.170.189.137.in-addr.arpa. domain name pointer ers094.lib.cuhk.edu.hk [3600] 95.170.189.137.in-addr.arpa. domain name pointer ucs095.lib.cuhk.edu.hk [3600] 96.170.189.137.in-addr.arpa. domain name pointer ers096.lib.cuhk.edu.hk [3600] 97.170.189.137.in-addr.arpa. domain name pointer ers097.lib.cuhk.edu.hk [3600] 98.170.189.137.in-addr.arpa. domain name pointer ers098.lib.cuhk.edu.hk [3600] 99.170.189.137.in-addr.arpa. domain name pointer ucs099.lib.cuhk.edu.hk [3600] 100.170.189.137.in-addr.arpa. domain name pointer ers100.lib.cuhk.edu.hk [3600] 101.170.189.137.in-addr.arpa. domain name pointer nas101.lib.cuhk.edu.hk [3600] 102.170.189.137.in-addr.arpa. domain name pointer nas102.lib.cuhk.edu.hk [3600] 103.170.189.137.in-addr.arpa. domain name pointer nas103.lib.cuhk.edu.hk [3600] 104.170.189.137.in-addr.arpa. domain name pointer nas104.lib.cuhk.edu.hk [3600] 105.170.189.137.in-addr.arpa. domain name pointer nas105.lib.cuhk.edu.hk [3600] 106.170.189.137.in-addr.arpa. domain name pointer nas106.lib.cuhk.edu.hk [3600] 107.170.189.137.in-addr.arpa. domain name pointer nas107.lib.cuhk.edu.hk [3600] 108.170.189.137.in-addr.arpa. domain name pointer nas108.lib.cuhk.edu.hk [3600] 109.170.189.137.in-addr.arpa. domain name pointer nas109.lib.cuhk.edu.hk [3600] 110.170.189.137.in-addr.arpa. domain name pointer nas110.lib.cuhk.edu.hk [3600] 111.170.189.137.in-addr.arpa. domain name pointer nas111.lib.cuhk.edu.hk [0] 112.170.189.137.in-addr.arpa.: domain name does not exist [3600] 113.170.189.137.in-addr.arpa. domain name pointer nas113.lib.cuhk.edu.hk [0] 114.170.189.137.in-addr.arpa.: domain name does not exist [0] 115.170.189.137.in-addr.arpa.: domain name does not exist [0] 116.170.189.137.in-addr.arpa.: domain name does not exist [0] 117.170.189.137.in-addr.arpa.: domain name does not exist [0] 118.170.189.137.in-addr.arpa.: domain name does not exist [0] 119.170.189.137.in-addr.arpa.: domain name does not exist [0] 120.170.189.137.in-addr.arpa.: domain name does not exist [0] 121.170.189.137.in-addr.arpa.: domain name does not exist [0] 122.170.189.137.in-addr.arpa.: domain name does not exist [0] 123.170.189.137.in-addr.arpa.: domain name does not exist [0] 124.170.189.137.in-addr.arpa.: domain name does not exist [3600] 125.170.189.137.in-addr.arpa. domain name pointer nas125.lib.cuhk.edu.hk [3600] 126.170.189.137.in-addr.arpa. domain name pointer nas126.lib.cuhk.edu.hk [3600] 127.170.189.137.in-addr.arpa. domain name pointer nas127.lib.cuhk.edu.hk [3600] 128.170.189.137.in-addr.arpa. domain name pointer nas128.lib.cuhk.edu.hk [3600] 129.170.189.137.in-addr.arpa. domain name pointer nap129.lib.cuhk.edu.hk [3600] 130.170.189.137.in-addr.arpa. domain name pointer nap130.lib.cuhk.edu.hk [3600] 131.170.189.137.in-addr.arpa. domain name pointer nap131.lib.cuhk.edu.hk [3600] 132.170.189.137.in-addr.arpa. domain name pointer nap132.lib.cuhk.edu.hk [3600] 133.170.189.137.in-addr.arpa. domain name pointer nas133.lib.cuhk.edu.hk [3600] 134.170.189.137.in-addr.arpa. domain name pointer nas134.lib.cuhk.edu.hk [3600] 135.170.189.137.in-addr.arpa. domain name pointer nap135.lib.cuhk.edu.hk [3600] 136.170.189.137.in-addr.arpa. domain name pointer nap136.lib.cuhk.edu.hk [3600] 137.170.189.137.in-addr.arpa. domain name pointer nalq1p.lib.cuhk.edu.hk [3600] 138.170.189.137.in-addr.arpa. domain name pointer nalq2p.lib.cuhk.edu.hk [3600] 139.170.189.137.in-addr.arpa. domain name pointer nap139.lib.cuhk.edu.hk [3600] 140.170.189.137.in-addr.arpa. domain name pointer nap140.lib.cuhk.edu.hk [3600] 141.170.189.137.in-addr.arpa. domain name pointer nap141.lib.cuhk.edu.hk [3600] 142.170.189.137.in-addr.arpa. domain name pointer nap142.lib.cuhk.edu.hk [3600] 143.170.189.137.in-addr.arpa. domain name pointer nap143.lib.cuhk.edu.hk [3600] 144.170.189.137.in-addr.arpa. domain name pointer nap144.lib.cuhk.edu.hk [3600] 145.170.189.137.in-addr.arpa. domain name pointer nacir001.lib.cuhk.edu.hk [3600] 146.170.189.137.in-addr.arpa. domain name pointer nacir002.lib.cuhk.edu.hk [3600] 147.170.189.137.in-addr.arpa. domain name pointer nas147.lib.cuhk.edu.hk [3600] 148.170.189.137.in-addr.arpa. domain name pointer bps170.lib.cuhk.edu.hk [3600] 149.170.189.137.in-addr.arpa. domain name pointer nap149.lib.cuhk.edu.hk [3600] 150.170.189.137.in-addr.arpa. domain name pointer nan150.lib.cuhk.edu.hk [3600] 151.170.189.137.in-addr.arpa. domain name pointer nao151.lib.cuhk.edu.hk [3600] 152.170.189.137.in-addr.arpa. domain name pointer nao152.lib.cuhk.edu.hk [3600] 153.170.189.137.in-addr.arpa. domain name pointer nao153.lib.cuhk.edu.hk [3600] 154.170.189.137.in-addr.arpa. domain name pointer nao154.lib.cuhk.edu.hk [3600] 155.170.189.137.in-addr.arpa. domain name pointer nao155.lib.cuhk.edu.hk [3600] 156.170.189.137.in-addr.arpa. domain name pointer nao156.lib.cuhk.edu.hk [3600] 157.170.189.137.in-addr.arpa. domain name pointer nas157.lib.cuhk.edu.hk [0] 158.170.189.137.in-addr.arpa.: domain name does not exist [0] 159.170.189.137.in-addr.arpa.: domain name does not exist [0] 160.170.189.137.in-addr.arpa.: domain name does not exist [3600] 161.170.189.137.in-addr.arpa. domain name pointer arn161.lib.cuhk.edu.hk [3600] 162.170.189.137.in-addr.arpa. domain name pointer arn162.lib.cuhk.edu.hk [3600] 163.170.189.137.in-addr.arpa. domain name pointer arn163.lib.cuhk.edu.hk [3600] 164.170.189.137.in-addr.arpa. domain name pointer arn164.lib.cuhk.edu.hk [0] 165.170.189.137.in-addr.arpa.: domain name does not exist [0] 166.170.189.137.in-addr.arpa.: domain name does not exist [0] 167.170.189.137.in-addr.arpa.: domain name does not exist [0] 168.170.189.137.in-addr.arpa.: domain name does not exist [3600] 169.170.189.137.in-addr.arpa. domain name pointer arlq1p.lib.cuhk.edu.hk [3600] 170.170.189.137.in-addr.arpa. domain name pointer arp170.lib.cuhk.edu.hk [3600] 171.170.189.137.in-addr.arpa. domain name pointer arp171.lib.cuhk.edu.hk [3600] 172.170.189.137.in-addr.arpa. domain name pointer arp172.lib.cuhk.edu.hk [3600] 173.170.189.137.in-addr.arpa. domain name pointer arp173.lib.cuhk.edu.hk [3600] 174.170.189.137.in-addr.arpa. domain name pointer arp174.lib.cuhk.edu.hk [3600] 175.170.189.137.in-addr.arpa. domain name pointer ars175.lib.cuhk.edu.hk [3600] 176.170.189.137.in-addr.arpa. domain name pointer aro176.lib.cuhk.edu.hk [0] 177.170.189.137.in-addr.arpa.: domain name does not exist [0] 178.170.189.137.in-addr.arpa.: domain name does not exist [0] 179.170.189.137.in-addr.arpa.: domain name does not exist [0] 180.170.189.137.in-addr.arpa.: domain name does not exist [0] 181.170.189.137.in-addr.arpa.: domain name does not exist [0] 182.170.189.137.in-addr.arpa.: domain name does not exist [0] 183.170.189.137.in-addr.arpa.: domain name does not exist [0] 184.170.189.137.in-addr.arpa.: domain name does not exist [0] 185.170.189.137.in-addr.arpa.: domain name does not exist [3600] 186.170.189.137.in-addr.arpa. domain name pointer illiad.lib.cuhk.edu.hk [3600] 187.170.189.137.in-addr.arpa. domain name pointer ars187.lib.cuhk.edu.hk [0] 188.170.189.137.in-addr.arpa.: domain name does not exist [3600] 189.170.189.137.in-addr.arpa. domain name pointer ars189.lib.cuhk.edu.hk [3600] 190.170.189.137.in-addr.arpa. domain name pointer ars190.lib.cuhk.edu.hk [3600] 191.170.189.137.in-addr.arpa. domain name pointer arcir003.lib.cuhk.edu.hk [3600] 192.170.189.137.in-addr.arpa. domain name pointer arcir002.lib.cuhk.edu.hk [3600] 193.170.189.137.in-addr.arpa. domain name pointer sbck.lib.cuhk.edu.hk [3600] 194.170.189.137.in-addr.arpa. domain name pointer ars194.lib.cuhk.edu.hk [3600] 195.170.189.137.in-addr.arpa. domain name pointer ars195.lib.cuhk.edu.hk [3600] 196.170.189.137.in-addr.arpa. domain name pointer ars196.lib.cuhk.edu.hk [3600] 197.170.189.137.in-addr.arpa. domain name pointer ars197.lib.cuhk.edu.hk [3600] 198.170.189.137.in-addr.arpa. domain name pointer arcir001.lib.cuhk.edu.hk [3600] 199.170.189.137.in-addr.arpa. domain name pointer ars199.lib.cuhk.edu.hk [3600] 200.170.189.137.in-addr.arpa. domain name pointer ars200.lib.cuhk.edu.hk [3600] 201.170.189.137.in-addr.arpa. domain name pointer cdnet02.lib.cuhk.edu.hk [3600] 202.170.189.137.in-addr.arpa. domain name pointer cdnapps.lib.cuhk.edu.hk [3600] 203.170.189.137.in-addr.arpa. domain name pointer cdgw2.lib.cuhk.edu.hk [3600] 204.170.189.137.in-addr.arpa. domain name pointer cdgw.lib.cuhk.edu.hk [3600] 205.170.189.137.in-addr.arpa. domain name pointer cdweb.lib.cuhk.edu.hk [3600] 206.170.189.137.in-addr.arpa. domain name pointer server07.lib.cuhk.edu.hk [3600] 207.170.189.137.in-addr.arpa. domain name pointer erlz3950.lib.cuhk.edu.hk [0] 208.170.189.137.in-addr.arpa.: domain name does not exist [3600] 209.170.189.137.in-addr.arpa. domain name pointer server06.lib.cuhk.edu.hk [0] 210.170.189.137.in-addr.arpa.: domain name does not exist [3600] 211.170.189.137.in-addr.arpa. domain name pointer cdgw1.lib.cuhk.edu.hk [3600] 212.170.189.137.in-addr.arpa. domain name pointer ecai.lib.cuhk.edu.hk [3600] 213.170.189.137.in-addr.arpa. domain name pointer s170213.lib.cuhk.edu.hk [3600] 214.170.189.137.in-addr.arpa. domain name pointer newsb.lib.cuhk.edu.hk [3600] 215.170.189.137.in-addr.arpa. domain name pointer maipo.lib.cuhk.edu.hk [3600] 216.170.189.137.in-addr.arpa. domain name pointer cdnet06.lib.cuhk.edu.hk [0] 217.170.189.137.in-addr.arpa.: domain name does not exist [3600] 218.170.189.137.in-addr.arpa. domain name pointer ulw218.lib.cuhk.edu.hk [3600] 219.170.189.137.in-addr.arpa. domain name pointer classics.lib.cuhk.edu.hk [3600] 220.170.189.137.in-addr.arpa. domain name pointer oldweb.lib.cuhk.edu.hk [3600] 221.170.189.137.in-addr.arpa. domain name pointer gold.lib.cuhk.edu.hk [3600] 222.170.189.137.in-addr.arpa. domain name pointer blade.lib.cuhk.edu.hk [3600] 223.170.189.137.in-addr.arpa. domain name pointer ulw223.lib.cuhk.edu.hk [3600] 224.170.189.137.in-addr.arpa. domain name pointer nclweb.lib.cuhk.edu.hk [3600] 225.170.189.137.in-addr.arpa. domain name pointer ucgeu.lib.cuhk.edu.hk [3600] 226.170.189.137.in-addr.arpa. domain name pointer handy2.lib.cuhk.edu.hk [3600] 227.170.189.137.in-addr.arpa. domain name pointer ulw227.lib.cuhk.edu.hk [3600] 228.170.189.137.in-addr.arpa. domain name pointer cdnet07.lib.cuhk.edu.hk [3600] 229.170.189.137.in-addr.arpa. domain name pointer authweb.lib.cuhk.edu.hk [0] 230.170.189.137.in-addr.arpa.: domain name does not exist [3600] 231.170.189.137.in-addr.arpa. domain name pointer greener.lib.cuhk.edu.hk [3600] 232.170.189.137.in-addr.arpa. domain name pointer white.lib.cuhk.edu.hk [3600] 233.170.189.137.in-addr.arpa. domain name pointer linux0.lib.cuhk.edu.hk [3600] 234.170.189.137.in-addr.arpa. domain name pointer yellow.lib.cuhk.edu.hk [3600] 235.170.189.137.in-addr.arpa. domain name pointer mediageu.lib.cuhk.edu.hk [3600] 236.170.189.137.in-addr.arpa. domain name pointer dida.lib.cuhk.edu.hk [3600] 237.170.189.137.in-addr.arpa. domain name pointer diva.lib.cuhk.edu.hk [0] 238.170.189.137.in-addr.arpa.: domain name does not exist [0] 239.170.189.137.in-addr.arpa.: domain name does not exist [0] 240.170.189.137.in-addr.arpa.: domain name does not exist [3600] 241.170.189.137.in-addr.arpa. domain name pointer ra.lib.cuhk.edu.hk [3600] 242.170.189.137.in-addr.arpa. domain name pointer uliq1p.lib.cuhk.edu.hk [3600] 243.170.189.137.in-addr.arpa. domain name pointer uliq2p.lib.cuhk.edu.hk [3600] 244.170.189.137.in-addr.arpa. domain name pointer uliq3p.lib.cuhk.edu.hk [3600] 245.170.189.137.in-addr.arpa. domain name pointer uliq4p.lib.cuhk.edu.hk [0] 246.170.189.137.in-addr.arpa.: domain name does not exist [0] 247.170.189.137.in-addr.arpa.: domain name does not exist [0] 248.170.189.137.in-addr.arpa.: domain name does not exist [0] 249.170.189.137.in-addr.arpa.: domain name does not exist [3600] 250.170.189.137.in-addr.arpa. domain name pointer uliq5p.lib.cuhk.edu.hk [0] 251.170.189.137.in-addr.arpa.: domain name does not exist [0] 252.170.189.137.in-addr.arpa.: domain name does not exist [0] 253.170.189.137.in-addr.arpa.: domain name does not exist [0] 254.170.189.137.in-addr.arpa.: domain name does not exist [0] 255.170.189.137.in-addr.arpa.: domain name does not exist