[0] 0.163.189.137.in-addr.arpa.: domain name does not exist
[0] 1.163.189.137.in-addr.arpa.: domain name does not exist
[0] 2.163.189.137.in-addr.arpa.: domain name does not exist
[0] 3.163.189.137.in-addr.arpa.: domain name does not exist
[0] 4.163.189.137.in-addr.arpa.: domain name does not exist
[0] 5.163.189.137.in-addr.arpa.: domain name does not exist
[0] 6.163.189.137.in-addr.arpa.: domain name does not exist
[0] 7.163.189.137.in-addr.arpa.: domain name does not exist
[0] 8.163.189.137.in-addr.arpa.: domain name does not exist
[0] 9.163.189.137.in-addr.arpa.: domain name does not exist
[0] 10.163.189.137.in-addr.arpa.: domain name does not exist
[0] 11.163.189.137.in-addr.arpa.: domain name does not exist
[0] 12.163.189.137.in-addr.arpa.: domain name does not exist
[0] 13.163.189.137.in-addr.arpa.: domain name does not exist
[0] 14.163.189.137.in-addr.arpa.: domain name does not exist
[0] 15.163.189.137.in-addr.arpa.: domain name does not exist
[0] 16.163.189.137.in-addr.arpa.: domain name does not exist
[0] 17.163.189.137.in-addr.arpa.: domain name does not exist
[0] 18.163.189.137.in-addr.arpa.: domain name does not exist
[0] 19.163.189.137.in-addr.arpa.: domain name does not exist
[0] 20.163.189.137.in-addr.arpa.: domain name does not exist
[0] 21.163.189.137.in-addr.arpa.: domain name does not exist
[0] 22.163.189.137.in-addr.arpa.: domain name does not exist
[0] 23.163.189.137.in-addr.arpa.: domain name does not exist
[0] 24.163.189.137.in-addr.arpa.: domain name does not exist
[0] 25.163.189.137.in-addr.arpa.: domain name does not exist
[0] 26.163.189.137.in-addr.arpa.: domain name does not exist
[0] 27.163.189.137.in-addr.arpa.: domain name does not exist
[0] 28.163.189.137.in-addr.arpa.: domain name does not exist
[0] 29.163.189.137.in-addr.arpa.: domain name does not exist
[0] 30.163.189.137.in-addr.arpa.: domain name does not exist
[0] 31.163.189.137.in-addr.arpa.: domain name does not exist
[0] 32.163.189.137.in-addr.arpa.: domain name does not exist
[0] 33.163.189.137.in-addr.arpa.: domain name does not exist
[0] 34.163.189.137.in-addr.arpa.: domain name does not exist
[0] 35.163.189.137.in-addr.arpa.: domain name does not exist
[0] 36.163.189.137.in-addr.arpa.: domain name does not exist
[0] 37.163.189.137.in-addr.arpa.: domain name does not exist
[0] 38.163.189.137.in-addr.arpa.: domain name does not exist
[0] 39.163.189.137.in-addr.arpa.: domain name does not exist
[0] 40.163.189.137.in-addr.arpa.: domain name does not exist
[0] 41.163.189.137.in-addr.arpa.: domain name does not exist
[0] 42.163.189.137.in-addr.arpa.: domain name does not exist
[0] 43.163.189.137.in-addr.arpa.: domain name does not exist
[0] 44.163.189.137.in-addr.arpa.: domain name does not exist
[0] 45.163.189.137.in-addr.arpa.: domain name does not exist
[0] 46.163.189.137.in-addr.arpa.: domain name does not exist
[0] 47.163.189.137.in-addr.arpa.: domain name does not exist
[0] 48.163.189.137.in-addr.arpa.: domain name does not exist
[0] 49.163.189.137.in-addr.arpa.: domain name does not exist
[0] 50.163.189.137.in-addr.arpa.: domain name does not exist
[0] 51.163.189.137.in-addr.arpa.: domain name does not exist
[0] 52.163.189.137.in-addr.arpa.: domain name does not exist
[0] 53.163.189.137.in-addr.arpa.: domain name does not exist
[0] 54.163.189.137.in-addr.arpa.: domain name does not exist
[0] 55.163.189.137.in-addr.arpa.: domain name does not exist
[0] 56.163.189.137.in-addr.arpa.: domain name does not exist
[0] 57.163.189.137.in-addr.arpa.: domain name does not exist
[0] 58.163.189.137.in-addr.arpa.: domain name does not exist
[0] 59.163.189.137.in-addr.arpa.: domain name does not exist
[0] 60.163.189.137.in-addr.arpa.: domain name does not exist
[0] 61.163.189.137.in-addr.arpa.: domain name does not exist
[0] 62.163.189.137.in-addr.arpa.: domain name does not exist
[0] 63.163.189.137.in-addr.arpa.: domain name does not exist
[0] 64.163.189.137.in-addr.arpa.: domain name does not exist
[0] 65.163.189.137.in-addr.arpa.: domain name does not exist
[0] 66.163.189.137.in-addr.arpa.: domain name does not exist
[0] 67.163.189.137.in-addr.arpa.: domain name does not exist
[0] 68.163.189.137.in-addr.arpa.: domain name does not exist
[0] 69.163.189.137.in-addr.arpa.: domain name does not exist
[0] 70.163.189.137.in-addr.arpa.: domain name does not exist
[0] 71.163.189.137.in-addr.arpa.: domain name does not exist
[0] 72.163.189.137.in-addr.arpa.: domain name does not exist
[0] 73.163.189.137.in-addr.arpa.: domain name does not exist
[0] 74.163.189.137.in-addr.arpa.: domain name does not exist
[0] 75.163.189.137.in-addr.arpa.: domain name does not exist
[0] 76.163.189.137.in-addr.arpa.: domain name does not exist
[0] 77.163.189.137.in-addr.arpa.: domain name does not exist
[0] 78.163.189.137.in-addr.arpa.: domain name does not exist
[0] 79.163.189.137.in-addr.arpa.: domain name does not exist
[0] 80.163.189.137.in-addr.arpa.: domain name does not exist
[0] 81.163.189.137.in-addr.arpa.: domain name does not exist
[0] 82.163.189.137.in-addr.arpa.: domain name does not exist
[0] 83.163.189.137.in-addr.arpa.: domain name does not exist
[0] 84.163.189.137.in-addr.arpa.: domain name does not exist
[0] 85.163.189.137.in-addr.arpa.: domain name does not exist
[0] 86.163.189.137.in-addr.arpa.: domain name does not exist
[0] 87.163.189.137.in-addr.arpa.: domain name does not exist
[0] 88.163.189.137.in-addr.arpa.: domain name does not exist
[0] 89.163.189.137.in-addr.arpa.: domain name does not exist
[0] 90.163.189.137.in-addr.arpa.: domain name does not exist
[0] 91.163.189.137.in-addr.arpa.: domain name does not exist
[0] 92.163.189.137.in-addr.arpa.: domain name does not exist
[0] 93.163.189.137.in-addr.arpa.: domain name does not exist
[0] 94.163.189.137.in-addr.arpa.: domain name does not exist
[0] 95.163.189.137.in-addr.arpa.: domain name does not exist
[0] 96.163.189.137.in-addr.arpa.: domain name does not exist
[0] 97.163.189.137.in-addr.arpa.: domain name does not exist
[0] 98.163.189.137.in-addr.arpa.: domain name does not exist
[0] 99.163.189.137.in-addr.arpa.: domain name does not exist
[0] 100.163.189.137.in-addr.arpa.: domain name does not exist
[86400] 101.163.189.137.in-addr.arpa. domain name pointer ccpcd01.cclab.cuhk.edu.hk
[86400] 102.163.189.137.in-addr.arpa. domain name pointer ccpcd02.cclab.cuhk.edu.hk
[86400] 103.163.189.137.in-addr.arpa. domain name pointer ccpcd03.cclab.cuhk.edu.hk
[86400] 104.163.189.137.in-addr.arpa. domain name pointer ccpcd04.cclab.cuhk.edu.hk
[86400] 105.163.189.137.in-addr.arpa. domain name pointer ccpce01.cclab.cuhk.edu.hk
[86400] 106.163.189.137.in-addr.arpa. domain name pointer ccpce02.cclab.cuhk.edu.hk
[86400] 107.163.189.137.in-addr.arpa. domain name pointer ccpce03.cclab.cuhk.edu.hk
[86400] 108.163.189.137.in-addr.arpa. domain name pointer ccpce04.cclab.cuhk.edu.hk
[86400] 109.163.189.137.in-addr.arpa. domain name pointer ccpcf01.cclab.cuhk.edu.hk
[86400] 110.163.189.137.in-addr.arpa. domain name pointer ccpcf02.cclab.cuhk.edu.hk
[86400] 111.163.189.137.in-addr.arpa. domain name pointer ccpcf03.cclab.cuhk.edu.hk
[86400] 112.163.189.137.in-addr.arpa. domain name pointer ccpcf04.cclab.cuhk.edu.hk
[86400] 113.163.189.137.in-addr.arpa. domain name pointer ccpcg01.cclab.cuhk.edu.hk
[86400] 114.163.189.137.in-addr.arpa. domain name pointer ccpcg02.cclab.cuhk.edu.hk
[86400] 115.163.189.137.in-addr.arpa. domain name pointer ccpcg03.cclab.cuhk.edu.hk
[86400] 116.163.189.137.in-addr.arpa. domain name pointer ccpcg04.cclab.cuhk.edu.hk
[86400] 117.163.189.137.in-addr.arpa. domain name pointer ccpch01.cclab.cuhk.edu.hk
[86400] 118.163.189.137.in-addr.arpa. domain name pointer ccpch02.cclab.cuhk.edu.hk
[86400] 119.163.189.137.in-addr.arpa. domain name pointer ccpch03.cclab.cuhk.edu.hk
[86400] 120.163.189.137.in-addr.arpa. domain name pointer ccpch04.cclab.cuhk.edu.hk
[0] 121.163.189.137.in-addr.arpa.: domain name does not exist
[0] 122.163.189.137.in-addr.arpa.: domain name does not exist
[0] 123.163.189.137.in-addr.arpa.: domain name does not exist
[0] 124.163.189.137.in-addr.arpa.: domain name does not exist
[0] 125.163.189.137.in-addr.arpa.: domain name does not exist
[0] 126.163.189.137.in-addr.arpa.: domain name does not exist
[0] 127.163.189.137.in-addr.arpa.: domain name does not exist
[0] 128.163.189.137.in-addr.arpa.: domain name does not exist
[0] 129.163.189.137.in-addr.arpa.: domain name does not exist
[0] 130.163.189.137.in-addr.arpa.: domain name does not exist
[0] 131.163.189.137.in-addr.arpa.: domain name does not exist
[0] 132.163.189.137.in-addr.arpa.: domain name does not exist
[0] 133.163.189.137.in-addr.arpa.: domain name does not exist
[0] 134.163.189.137.in-addr.arpa.: domain name does not exist
[0] 135.163.189.137.in-addr.arpa.: domain name does not exist
[0] 136.163.189.137.in-addr.arpa.: domain name does not exist
[0] 137.163.189.137.in-addr.arpa.: domain name does not exist
[0] 138.163.189.137.in-addr.arpa.: domain name does not exist
[0] 139.163.189.137.in-addr.arpa.: domain name does not exist
[0] 140.163.189.137.in-addr.arpa.: domain name does not exist
[0] 141.163.189.137.in-addr.arpa.: domain name does not exist
[0] 142.163.189.137.in-addr.arpa.: domain name does not exist
[0] 143.163.189.137.in-addr.arpa.: domain name does not exist
[0] 144.163.189.137.in-addr.arpa.: domain name does not exist
[0] 145.163.189.137.in-addr.arpa.: domain name does not exist
[0] 146.163.189.137.in-addr.arpa.: domain name does not exist
[0] 147.163.189.137.in-addr.arpa.: domain name does not exist
[0] 148.163.189.137.in-addr.arpa.: domain name does not exist
[0] 149.163.189.137.in-addr.arpa.: domain name does not exist
[0] 150.163.189.137.in-addr.arpa.: domain name does not exist
[0] 151.163.189.137.in-addr.arpa.: domain name does not exist
[0] 152.163.189.137.in-addr.arpa.: domain name does not exist
[0] 153.163.189.137.in-addr.arpa.: domain name does not exist
[0] 154.163.189.137.in-addr.arpa.: domain name does not exist
[0] 155.163.189.137.in-addr.arpa.: domain name does not exist
[0] 156.163.189.137.in-addr.arpa.: domain name does not exist
[0] 157.163.189.137.in-addr.arpa.: domain name does not exist
[0] 158.163.189.137.in-addr.arpa.: domain name does not exist
[0] 159.163.189.137.in-addr.arpa.: domain name does not exist
[0] 160.163.189.137.in-addr.arpa.: domain name does not exist
[0] 161.163.189.137.in-addr.arpa.: domain name does not exist
[0] 162.163.189.137.in-addr.arpa.: domain name does not exist
[0] 163.163.189.137.in-addr.arpa.: domain name does not exist
[0] 164.163.189.137.in-addr.arpa.: domain name does not exist
[0] 165.163.189.137.in-addr.arpa.: domain name does not exist
[0] 166.163.189.137.in-addr.arpa.: domain name does not exist
[0] 167.163.189.137.in-addr.arpa.: domain name does not exist
[0] 168.163.189.137.in-addr.arpa.: domain name does not exist
[0] 169.163.189.137.in-addr.arpa.: domain name does not exist
[0] 170.163.189.137.in-addr.arpa.: domain name does not exist
[0] 171.163.189.137.in-addr.arpa.: domain name does not exist
[0] 172.163.189.137.in-addr.arpa.: domain name does not exist
[0] 173.163.189.137.in-addr.arpa.: domain name does not exist
[0] 174.163.189.137.in-addr.arpa.: domain name does not exist
[0] 175.163.189.137.in-addr.arpa.: domain name does not exist
[0] 176.163.189.137.in-addr.arpa.: domain name does not exist
[0] 177.163.189.137.in-addr.arpa.: domain name does not exist
[0] 178.163.189.137.in-addr.arpa.: domain name does not exist
[0] 179.163.189.137.in-addr.arpa.: domain name does not exist
[0] 180.163.189.137.in-addr.arpa.: domain name does not exist
[0] 181.163.189.137.in-addr.arpa.: domain name does not exist
[0] 182.163.189.137.in-addr.arpa.: domain name does not exist
[0] 183.163.189.137.in-addr.arpa.: domain name does not exist
[0] 184.163.189.137.in-addr.arpa.: domain name does not exist
[0] 185.163.189.137.in-addr.arpa.: domain name does not exist
[0] 186.163.189.137.in-addr.arpa.: domain name does not exist
[0] 187.163.189.137.in-addr.arpa.: domain name does not exist
[0] 188.163.189.137.in-addr.arpa.: domain name does not exist
[0] 189.163.189.137.in-addr.arpa.: domain name does not exist
[0] 190.163.189.137.in-addr.arpa.: domain name does not exist
[0] 191.163.189.137.in-addr.arpa.: domain name does not exist
[0] 192.163.189.137.in-addr.arpa.: domain name does not exist
[0] 193.163.189.137.in-addr.arpa.: domain name does not exist
[0] 194.163.189.137.in-addr.arpa.: domain name does not exist
[0] 195.163.189.137.in-addr.arpa.: domain name does not exist
[0] 196.163.189.137.in-addr.arpa.: domain name does not exist
[0] 197.163.189.137.in-addr.arpa.: domain name does not exist
[0] 198.163.189.137.in-addr.arpa.: domain name does not exist
[0] 199.163.189.137.in-addr.arpa.: domain name does not exist
[0] 200.163.189.137.in-addr.arpa.: domain name does not exist
[0] 201.163.189.137.in-addr.arpa.: domain name does not exist
[0] 202.163.189.137.in-addr.arpa.: domain name does not exist
[0] 203.163.189.137.in-addr.arpa.: domain name does not exist
[0] 204.163.189.137.in-addr.arpa.: domain name does not exist
[0] 205.163.189.137.in-addr.arpa.: domain name does not exist
[0] 206.163.189.137.in-addr.arpa.: domain name does not exist
[0] 207.163.189.137.in-addr.arpa.: domain name does not exist
[0] 208.163.189.137.in-addr.arpa.: domain name does not exist
[0] 209.163.189.137.in-addr.arpa.: domain name does not exist
[0] 210.163.189.137.in-addr.arpa.: domain name does not exist
[0] 211.163.189.137.in-addr.arpa.: domain name does not exist
[0] 212.163.189.137.in-addr.arpa.: domain name does not exist
[0] 213.163.189.137.in-addr.arpa.: domain name does not exist
[0] 214.163.189.137.in-addr.arpa.: domain name does not exist
[0] 215.163.189.137.in-addr.arpa.: domain name does not exist
[0] 216.163.189.137.in-addr.arpa.: domain name does not exist
[0] 217.163.189.137.in-addr.arpa.: domain name does not exist
[0] 218.163.189.137.in-addr.arpa.: domain name does not exist
[0] 219.163.189.137.in-addr.arpa.: domain name does not exist
[0] 220.163.189.137.in-addr.arpa.: domain name does not exist
[0] 221.163.189.137.in-addr.arpa.: domain name does not exist
[0] 222.163.189.137.in-addr.arpa.: domain name does not exist
[0] 223.163.189.137.in-addr.arpa.: domain name does not exist
[0] 224.163.189.137.in-addr.arpa.: domain name does not exist
[0] 225.163.189.137.in-addr.arpa.: domain name does not exist
[0] 226.163.189.137.in-addr.arpa.: domain name does not exist
[0] 227.163.189.137.in-addr.arpa.: domain name does not exist
[86400] 228.163.189.137.in-addr.arpa. domain name pointer pc163228.cclab.cuhk.edu.hk
[86400] 229.163.189.137.in-addr.arpa. domain name pointer pc163229.cclab.cuhk.edu.hk
[86400] 230.163.189.137.in-addr.arpa. domain name pointer pc163230.cclab.cuhk.edu.hk
[86400] 231.163.189.137.in-addr.arpa. domain name pointer pc163231.cclab.cuhk.edu.hk
[86400] 232.163.189.137.in-addr.arpa. domain name pointer pc163232.cclab.cuhk.edu.hk
[86400] 233.163.189.137.in-addr.arpa. domain name pointer pc163233.cclab.cuhk.edu.hk
[86400] 234.163.189.137.in-addr.arpa. domain name pointer pc163234.cclab.cuhk.edu.hk
[86400] 235.163.189.137.in-addr.arpa. domain name pointer pc163235.cclab.cuhk.edu.hk
[86400] 236.163.189.137.in-addr.arpa. domain name pointer pc163236.cclab.cuhk.edu.hk
[86400] 237.163.189.137.in-addr.arpa. domain name pointer pc163237.cclab.cuhk.edu.hk
[86400] 238.163.189.137.in-addr.arpa. domain name pointer pc163238.cclab.cuhk.edu.hk
[86400] 239.163.189.137.in-addr.arpa. domain name pointer pc163239.cclab.cuhk.edu.hk
[0] 240.163.189.137.in-addr.arpa.: domain name does not exist
[0] 241.163.189.137.in-addr.arpa.: domain name does not exist
[0] 242.163.189.137.in-addr.arpa.: domain name does not exist
[0] 243.163.189.137.in-addr.arpa.: domain name does not exist
[0] 244.163.189.137.in-addr.arpa.: domain name does not exist
[0] 245.163.189.137.in-addr.arpa.: domain name does not exist
[0] 246.163.189.137.in-addr.arpa.: domain name does not exist
[0] 247.163.189.137.in-addr.arpa.: domain name does not exist
[0] 248.163.189.137.in-addr.arpa.: domain name does not exist
[0] 249.163.189.137.in-addr.arpa.: domain name does not exist
[0] 250.163.189.137.in-addr.arpa.: domain name does not exist
[0] 251.163.189.137.in-addr.arpa.: domain name does not exist
[0] 252.163.189.137.in-addr.arpa.: domain name does not exist
[0] 253.163.189.137.in-addr.arpa.: domain name does not exist
[0] 254.163.189.137.in-addr.arpa.: domain name does not exist
[0] 255.163.189.137.in-addr.arpa.: domain name does not exist