[0] 0.33.189.137.in-addr.arpa.: domain name does not exist
[0] 1.33.189.137.in-addr.arpa.: domain name does not exist
[0] 2.33.189.137.in-addr.arpa.: domain name does not exist
[86400] 3.33.189.137.in-addr.arpa. domain name pointer eccpc1.ee.cuhk.edu.hk
[86400] 4.33.189.137.in-addr.arpa. domain name pointer eccpc2.ee.cuhk.edu.hk
[0] 5.33.189.137.in-addr.arpa.: domain name does not exist
[0] 6.33.189.137.in-addr.arpa.: domain name does not exist
[86400] 7.33.189.137.in-addr.arpa. domain name pointer eccpc5.ee.cuhk.edu.hk
[86400] 8.33.189.137.in-addr.arpa. domain name pointer dsppc16.ee.cuhk.edu.hk
[86400] 9.33.189.137.in-addr.arpa. domain name pointer serverA-ele.ee.cuhk.edu.hk
[0] 10.33.189.137.in-addr.arpa.: domain name does not exist
[0] 11.33.189.137.in-addr.arpa.: domain name does not exist
[0] 12.33.189.137.in-addr.arpa.: domain name does not exist
[86400] 13.33.189.137.in-addr.arpa. domain name pointer eesoc.ee.cuhk.edu.hk
[0] 14.33.189.137.in-addr.arpa.: domain name does not exist
[0] 15.33.189.137.in-addr.arpa.: domain name does not exist
[86400] 16.33.189.137.in-addr.arpa. domain name pointer pc331z.ee.cuhk.edu.hk
[86400] 17.33.189.137.in-addr.arpa. domain name pointer dspc323-2.ee.cuhk.edu.hk
[0] 18.33.189.137.in-addr.arpa.: domain name does not exist
[86400] 19.33.189.137.in-addr.arpa. domain name pointer eentsvr.ee.cuhk.edu.hk
[0] 20.33.189.137.in-addr.arpa.: domain name does not exist
[86400] 21.33.189.137.in-addr.arpa. domain name pointer shaw1a.ee.cuhk.edu.hk
[86400] 22.33.189.137.in-addr.arpa. domain name pointer eepc2.ee.cuhk.edu.hk
[86400] 23.33.189.137.in-addr.arpa. domain name pointer pc430.ee.cuhk.edu.hk
[0] 24.33.189.137.in-addr.arpa.: domain name does not exist
[0] 25.33.189.137.in-addr.arpa.: domain name does not exist
[0] 26.33.189.137.in-addr.arpa.: domain name does not exist
[0] 27.33.189.137.in-addr.arpa.: domain name does not exist
[86400] 28.33.189.137.in-addr.arpa. domain name pointer ele-pine02.ad.ee.cuhk.edu.hk
[86400] 29.33.189.137.in-addr.arpa. domain name pointer exc01.ad.ee.cuhk.edu.hk
[0] 30.33.189.137.in-addr.arpa.: domain name does not exist
[0] 31.33.189.137.in-addr.arpa.: domain name does not exist
[0] 32.33.189.137.in-addr.arpa.: domain name does not exist
[86400] 33.33.189.137.in-addr.arpa. domain name pointer eentsvr1.ee.cuhk.edu.hk
[86400] 34.33.189.137.in-addr.arpa. domain name pointer pc331i.ee.cuhk.edu.hk
[86400] 35.33.189.137.in-addr.arpa. domain name pointer pc331j.ee.cuhk.edu.hk
[86400] 36.33.189.137.in-addr.arpa. domain name pointer pc331k.ee.cuhk.edu.hk
[0] 37.33.189.137.in-addr.arpa.: domain name does not exist
[86400] 38.33.189.137.in-addr.arpa. domain name pointer ele-yew.ee.cuhk.edu.hk
[0] 39.33.189.137.in-addr.arpa.: domain name does not exist
[0] 40.33.189.137.in-addr.arpa.: domain name does not exist
[0] 41.33.189.137.in-addr.arpa.: domain name does not exist
[0] 42.33.189.137.in-addr.arpa.: domain name does not exist
[0] 43.33.189.137.in-addr.arpa.: domain name does not exist
[86400] 44.33.189.137.in-addr.arpa. domain name pointer pcopto2.ee.cuhk.edu.hk
[0] 45.33.189.137.in-addr.arpa.: domain name does not exist
[0] 46.33.189.137.in-addr.arpa.: domain name does not exist
[86400] 47.33.189.137.in-addr.arpa. domain name pointer pcopto5.ee.cuhk.edu.hk
[0] 48.33.189.137.in-addr.arpa.: domain name does not exist
[0] 49.33.189.137.in-addr.arpa.: domain name does not exist
[86400] 50.33.189.137.in-addr.arpa. domain name pointer shaw.ee.cuhk.edu.hk
[0] 51.33.189.137.in-addr.arpa.: domain name does not exist
[0] 52.33.189.137.in-addr.arpa.: domain name does not exist
[0] 53.33.189.137.in-addr.arpa.: domain name does not exist
[0] 54.33.189.137.in-addr.arpa.: domain name does not exist
[0] 55.33.189.137.in-addr.arpa.: domain name does not exist
[0] 56.33.189.137.in-addr.arpa.: domain name does not exist
[0] 57.33.189.137.in-addr.arpa.: domain name does not exist
[0] 58.33.189.137.in-addr.arpa.: domain name does not exist
[0] 59.33.189.137.in-addr.arpa.: domain name does not exist
[0] 60.33.189.137.in-addr.arpa.: domain name does not exist
[86400] 61.33.189.137.in-addr.arpa. domain name pointer pc611.ee.cuhk.edu.hk
[0] 62.33.189.137.in-addr.arpa.: domain name does not exist
[0] 63.33.189.137.in-addr.arpa.: domain name does not exist
[0] 64.33.189.137.in-addr.arpa.: domain name does not exist
[0] 65.33.189.137.in-addr.arpa.: domain name does not exist
[0] 66.33.189.137.in-addr.arpa.: domain name does not exist
[0] 67.33.189.137.in-addr.arpa.: domain name does not exist
[0] 68.33.189.137.in-addr.arpa.: domain name does not exist
[0] 69.33.189.137.in-addr.arpa.: domain name does not exist
[0] 70.33.189.137.in-addr.arpa.: domain name does not exist
[0] 71.33.189.137.in-addr.arpa.: domain name does not exist
[0] 72.33.189.137.in-addr.arpa.: domain name does not exist
[86400] 73.33.189.137.in-addr.arpa. domain name pointer pc426.ee.cuhk.edu.hk
[0] 74.33.189.137.in-addr.arpa.: domain name does not exist
[0] 75.33.189.137.in-addr.arpa.: domain name does not exist
[0] 76.33.189.137.in-addr.arpa.: domain name does not exist
[86400] 77.33.189.137.in-addr.arpa. domain name pointer pc428.ee.cuhk.edu.hk
[0] 78.33.189.137.in-addr.arpa.: domain name does not exist
[0] 79.33.189.137.in-addr.arpa.: domain name does not exist
[86400] 80.33.189.137.in-addr.arpa. domain name pointer pc429.ee.cuhk.edu.hk
[0] 81.33.189.137.in-addr.arpa.: domain name does not exist
[0] 82.33.189.137.in-addr.arpa.: domain name does not exist
[86400] 83.33.189.137.in-addr.arpa. domain name pointer eentsvr2.ee.cuhk.edu.hk
[0] 84.33.189.137.in-addr.arpa.: domain name does not exist
[0] 85.33.189.137.in-addr.arpa.: domain name does not exist
[0] 86.33.189.137.in-addr.arpa.: domain name does not exist
[0] 87.33.189.137.in-addr.arpa.: domain name does not exist
[86400] 88.33.189.137.in-addr.arpa. domain name pointer pc407.ee.cuhk.edu.hk
[0] 89.33.189.137.in-addr.arpa.: domain name does not exist
[86400] 90.33.189.137.in-addr.arpa. domain name pointer dspc323-1.ee.cuhk.edu.hk
[0] 91.33.189.137.in-addr.arpa.: domain name does not exist
[0] 92.33.189.137.in-addr.arpa.: domain name does not exist
[0] 93.33.189.137.in-addr.arpa.: domain name does not exist
[0] 94.33.189.137.in-addr.arpa.: domain name does not exist
[0] 95.33.189.137.in-addr.arpa.: domain name does not exist
[0] 96.33.189.137.in-addr.arpa.: domain name does not exist
[0] 97.33.189.137.in-addr.arpa.: domain name does not exist
[0] 98.33.189.137.in-addr.arpa.: domain name does not exist
[0] 99.33.189.137.in-addr.arpa.: domain name does not exist
[0] 100.33.189.137.in-addr.arpa.: domain name does not exist
[0] 101.33.189.137.in-addr.arpa.: domain name does not exist
[0] 102.33.189.137.in-addr.arpa.: domain name does not exist
[0] 103.33.189.137.in-addr.arpa.: domain name does not exist
[0] 104.33.189.137.in-addr.arpa.: domain name does not exist
[0] 105.33.189.137.in-addr.arpa.: domain name does not exist
[0] 106.33.189.137.in-addr.arpa.: domain name does not exist
[0] 107.33.189.137.in-addr.arpa.: domain name does not exist
[0] 108.33.189.137.in-addr.arpa.: domain name does not exist
[0] 109.33.189.137.in-addr.arpa.: domain name does not exist
[0] 110.33.189.137.in-addr.arpa.: domain name does not exist
[0] 111.33.189.137.in-addr.arpa.: domain name does not exist
[0] 112.33.189.137.in-addr.arpa.: domain name does not exist
[0] 113.33.189.137.in-addr.arpa.: domain name does not exist
[0] 114.33.189.137.in-addr.arpa.: domain name does not exist
[0] 115.33.189.137.in-addr.arpa.: domain name does not exist
[0] 116.33.189.137.in-addr.arpa.: domain name does not exist
[0] 117.33.189.137.in-addr.arpa.: domain name does not exist
[0] 118.33.189.137.in-addr.arpa.: domain name does not exist
[0] 119.33.189.137.in-addr.arpa.: domain name does not exist
[0] 120.33.189.137.in-addr.arpa.: domain name does not exist
[0] 121.33.189.137.in-addr.arpa.: domain name does not exist
[0] 122.33.189.137.in-addr.arpa.: domain name does not exist
[86400] 123.33.189.137.in-addr.arpa. domain name pointer lx01.ee.cuhk.edu.hk
[0] 124.33.189.137.in-addr.arpa.: domain name does not exist
[0] 125.33.189.137.in-addr.arpa.: domain name does not exist
[0] 126.33.189.137.in-addr.arpa.: domain name does not exist
[0] 127.33.189.137.in-addr.arpa.: domain name does not exist
[0] 128.33.189.137.in-addr.arpa.: domain name does not exist
[0] 129.33.189.137.in-addr.arpa.: domain name does not exist
[0] 130.33.189.137.in-addr.arpa.: domain name does not exist
[0] 131.33.189.137.in-addr.arpa.: domain name does not exist
[0] 132.33.189.137.in-addr.arpa.: domain name does not exist
[0] 133.33.189.137.in-addr.arpa.: domain name does not exist
[0] 134.33.189.137.in-addr.arpa.: domain name does not exist
[86400] 135.33.189.137.in-addr.arpa. domain name pointer pc324.ee.cuhk.edu.hk
[0] 136.33.189.137.in-addr.arpa.: domain name does not exist
[0] 137.33.189.137.in-addr.arpa.: domain name does not exist
[0] 138.33.189.137.in-addr.arpa.: domain name does not exist
[0] 139.33.189.137.in-addr.arpa.: domain name does not exist
[0] 140.33.189.137.in-addr.arpa.: domain name does not exist
[0] 141.33.189.137.in-addr.arpa.: domain name does not exist
[0] 142.33.189.137.in-addr.arpa.: domain name does not exist
[0] 143.33.189.137.in-addr.arpa.: domain name does not exist
[0] 144.33.189.137.in-addr.arpa.: domain name does not exist
[0] 145.33.189.137.in-addr.arpa.: domain name does not exist
[0] 146.33.189.137.in-addr.arpa.: domain name does not exist
[0] 147.33.189.137.in-addr.arpa.: domain name does not exist
[0] 148.33.189.137.in-addr.arpa.: domain name does not exist
[0] 149.33.189.137.in-addr.arpa.: domain name does not exist
[0] 150.33.189.137.in-addr.arpa.: domain name does not exist
[0] 151.33.189.137.in-addr.arpa.: domain name does not exist
[0] 152.33.189.137.in-addr.arpa.: domain name does not exist
[0] 153.33.189.137.in-addr.arpa.: domain name does not exist
[0] 154.33.189.137.in-addr.arpa.: domain name does not exist
[0] 155.33.189.137.in-addr.arpa.: domain name does not exist
[0] 156.33.189.137.in-addr.arpa.: domain name does not exist
[0] 157.33.189.137.in-addr.arpa.: domain name does not exist
[0] 158.33.189.137.in-addr.arpa.: domain name does not exist
[0] 159.33.189.137.in-addr.arpa.: domain name does not exist
[0] 160.33.189.137.in-addr.arpa.: domain name does not exist
[0] 161.33.189.137.in-addr.arpa.: domain name does not exist
[0] 162.33.189.137.in-addr.arpa.: domain name does not exist
[0] 163.33.189.137.in-addr.arpa.: domain name does not exist
[0] 164.33.189.137.in-addr.arpa.: domain name does not exist
[0] 165.33.189.137.in-addr.arpa.: domain name does not exist
[0] 166.33.189.137.in-addr.arpa.: domain name does not exist
[0] 167.33.189.137.in-addr.arpa.: domain name does not exist
[0] 168.33.189.137.in-addr.arpa.: domain name does not exist
[0] 169.33.189.137.in-addr.arpa.: domain name does not exist
[0] 170.33.189.137.in-addr.arpa.: domain name does not exist
[0] 171.33.189.137.in-addr.arpa.: domain name does not exist
[0] 172.33.189.137.in-addr.arpa.: domain name does not exist
[0] 173.33.189.137.in-addr.arpa.: domain name does not exist
[0] 174.33.189.137.in-addr.arpa.: domain name does not exist
[0] 175.33.189.137.in-addr.arpa.: domain name does not exist
[0] 176.33.189.137.in-addr.arpa.: domain name does not exist
[0] 177.33.189.137.in-addr.arpa.: domain name does not exist
[0] 178.33.189.137.in-addr.arpa.: domain name does not exist
[0] 179.33.189.137.in-addr.arpa.: domain name does not exist
[0] 180.33.189.137.in-addr.arpa.: domain name does not exist
[0] 181.33.189.137.in-addr.arpa.: domain name does not exist
[0] 182.33.189.137.in-addr.arpa.: domain name does not exist
[0] 183.33.189.137.in-addr.arpa.: domain name does not exist
[0] 184.33.189.137.in-addr.arpa.: domain name does not exist
[0] 185.33.189.137.in-addr.arpa.: domain name does not exist
[0] 186.33.189.137.in-addr.arpa.: domain name does not exist
[0] 187.33.189.137.in-addr.arpa.: domain name does not exist
[0] 188.33.189.137.in-addr.arpa.: domain name does not exist
[0] 189.33.189.137.in-addr.arpa.: domain name does not exist
[0] 190.33.189.137.in-addr.arpa.: domain name does not exist
[0] 191.33.189.137.in-addr.arpa.: domain name does not exist
[0] 192.33.189.137.in-addr.arpa.: domain name does not exist
[0] 193.33.189.137.in-addr.arpa.: domain name does not exist
[0] 194.33.189.137.in-addr.arpa.: domain name does not exist
[0] 195.33.189.137.in-addr.arpa.: domain name does not exist
[0] 196.33.189.137.in-addr.arpa.: domain name does not exist
[0] 197.33.189.137.in-addr.arpa.: domain name does not exist
[0] 198.33.189.137.in-addr.arpa.: domain name does not exist
[0] 199.33.189.137.in-addr.arpa.: domain name does not exist
[0] 200.33.189.137.in-addr.arpa.: domain name does not exist
[0] 201.33.189.137.in-addr.arpa.: domain name does not exist
[0] 202.33.189.137.in-addr.arpa.: domain name does not exist
[0] 203.33.189.137.in-addr.arpa.: domain name does not exist
[0] 204.33.189.137.in-addr.arpa.: domain name does not exist
[0] 205.33.189.137.in-addr.arpa.: domain name does not exist
[0] 206.33.189.137.in-addr.arpa.: domain name does not exist
[0] 207.33.189.137.in-addr.arpa.: domain name does not exist
[0] 208.33.189.137.in-addr.arpa.: domain name does not exist
[0] 209.33.189.137.in-addr.arpa.: domain name does not exist
[0] 210.33.189.137.in-addr.arpa.: domain name does not exist
[0] 211.33.189.137.in-addr.arpa.: domain name does not exist
[0] 212.33.189.137.in-addr.arpa.: domain name does not exist
[0] 213.33.189.137.in-addr.arpa.: domain name does not exist
[0] 214.33.189.137.in-addr.arpa.: domain name does not exist
[0] 215.33.189.137.in-addr.arpa.: domain name does not exist
[0] 216.33.189.137.in-addr.arpa.: domain name does not exist
[0] 217.33.189.137.in-addr.arpa.: domain name does not exist
[0] 218.33.189.137.in-addr.arpa.: domain name does not exist
[0] 219.33.189.137.in-addr.arpa.: domain name does not exist
[0] 220.33.189.137.in-addr.arpa.: domain name does not exist
[0] 221.33.189.137.in-addr.arpa.: domain name does not exist
[0] 222.33.189.137.in-addr.arpa.: domain name does not exist
[0] 223.33.189.137.in-addr.arpa.: domain name does not exist
[0] 224.33.189.137.in-addr.arpa.: domain name does not exist
[0] 225.33.189.137.in-addr.arpa.: domain name does not exist
[0] 226.33.189.137.in-addr.arpa.: domain name does not exist
[0] 227.33.189.137.in-addr.arpa.: domain name does not exist
[0] 228.33.189.137.in-addr.arpa.: domain name does not exist
[0] 229.33.189.137.in-addr.arpa.: domain name does not exist
[0] 230.33.189.137.in-addr.arpa.: domain name does not exist
[86400] 231.33.189.137.in-addr.arpa. domain name pointer sam.ent.ee.cuhk.edu.hk
[0] 232.33.189.137.in-addr.arpa.: domain name does not exist
[0] 233.33.189.137.in-addr.arpa.: domain name does not exist
[0] 234.33.189.137.in-addr.arpa.: domain name does not exist
[0] 235.33.189.137.in-addr.arpa.: domain name does not exist
[0] 236.33.189.137.in-addr.arpa.: domain name does not exist
[0] 237.33.189.137.in-addr.arpa.: domain name does not exist
[0] 238.33.189.137.in-addr.arpa.: domain name does not exist
[0] 239.33.189.137.in-addr.arpa.: domain name does not exist
[0] 240.33.189.137.in-addr.arpa.: domain name does not exist
[0] 241.33.189.137.in-addr.arpa.: domain name does not exist
[0] 242.33.189.137.in-addr.arpa.: domain name does not exist
[0] 243.33.189.137.in-addr.arpa.: domain name does not exist
[0] 244.33.189.137.in-addr.arpa.: domain name does not exist
[0] 245.33.189.137.in-addr.arpa.: domain name does not exist
[0] 246.33.189.137.in-addr.arpa.: domain name does not exist
[0] 247.33.189.137.in-addr.arpa.: domain name does not exist
[0] 248.33.189.137.in-addr.arpa.: domain name does not exist
[0] 249.33.189.137.in-addr.arpa.: domain name does not exist
[0] 250.33.189.137.in-addr.arpa.: domain name does not exist
[0] 251.33.189.137.in-addr.arpa.: domain name does not exist
[0] 252.33.189.137.in-addr.arpa.: domain name does not exist
[0] 253.33.189.137.in-addr.arpa.: domain name does not exist
[0] 254.33.189.137.in-addr.arpa.: domain name does not exist
[0] 255.33.189.137.in-addr.arpa.: domain name does not exist