[0] 0.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 1.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 2.57.66.59.in-addr.arpa. domain name pointer th057002.ip.tsinghua.edu.cn
[86400] 3.57.66.59.in-addr.arpa. domain name pointer th057003.ip.tsinghua.edu.cn
[0] 4.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 5.57.66.59.in-addr.arpa. domain name pointer th057005.ip.tsinghua.edu.cn
[86400] 6.57.66.59.in-addr.arpa. domain name pointer th057006.ip.tsinghua.edu.cn
[86400] 7.57.66.59.in-addr.arpa. domain name pointer th057007.ip.tsinghua.edu.cn
[86400] 8.57.66.59.in-addr.arpa. domain name pointer th057008.ip.tsinghua.edu.cn
[86400] 9.57.66.59.in-addr.arpa. domain name pointer th057009.ip.tsinghua.edu.cn
[86400] 10.57.66.59.in-addr.arpa. domain name pointer th057010.ip.tsinghua.edu.cn
[86400] 11.57.66.59.in-addr.arpa. domain name pointer th057011.ip.tsinghua.edu.cn
[86400] 12.57.66.59.in-addr.arpa. domain name pointer th057012.ip.tsinghua.edu.cn
[0] 13.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 14.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 15.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 16.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 17.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 18.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 19.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 20.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 21.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 22.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 23.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 24.57.66.59.in-addr.arpa. domain name pointer th057024.ip.tsinghua.edu.cn
[86400] 25.57.66.59.in-addr.arpa. domain name pointer th057025.ip.tsinghua.edu.cn
[0] 26.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 27.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 28.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 29.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 30.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 31.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 32.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 33.57.66.59.in-addr.arpa. domain name pointer th057033.ip.tsinghua.edu.cn
[86400] 34.57.66.59.in-addr.arpa. domain name pointer th057034.ip.tsinghua.edu.cn
[86400] 35.57.66.59.in-addr.arpa. domain name pointer th057035.ip.tsinghua.edu.cn
[86400] 36.57.66.59.in-addr.arpa. domain name pointer th057036.ip.tsinghua.edu.cn
[86400] 37.57.66.59.in-addr.arpa. domain name pointer th057037.ip.tsinghua.edu.cn
[86400] 38.57.66.59.in-addr.arpa. domain name pointer th057038.ip.tsinghua.edu.cn
[86400] 39.57.66.59.in-addr.arpa. domain name pointer th057039.ip.tsinghua.edu.cn
[86400] 40.57.66.59.in-addr.arpa. domain name pointer th057040.ip.tsinghua.edu.cn
[86400] 41.57.66.59.in-addr.arpa. domain name pointer th057041.ip.tsinghua.edu.cn
[86400] 42.57.66.59.in-addr.arpa. domain name pointer th057042.ip.tsinghua.edu.cn
[86400] 43.57.66.59.in-addr.arpa. domain name pointer th057043.ip.tsinghua.edu.cn
[86400] 44.57.66.59.in-addr.arpa. domain name pointer th057044.ip.tsinghua.edu.cn
[86400] 45.57.66.59.in-addr.arpa. domain name pointer th057045.ip.tsinghua.edu.cn
[86400] 46.57.66.59.in-addr.arpa. domain name pointer th057046.ip.tsinghua.edu.cn
[86400] 47.57.66.59.in-addr.arpa. domain name pointer th057047.ip.tsinghua.edu.cn
[86400] 48.57.66.59.in-addr.arpa. domain name pointer th057048.ip.tsinghua.edu.cn
[86400] 49.57.66.59.in-addr.arpa. domain name pointer th057049.ip.tsinghua.edu.cn
[86400] 50.57.66.59.in-addr.arpa. domain name pointer th057050.ip.tsinghua.edu.cn
[86400] 51.57.66.59.in-addr.arpa. domain name pointer th057051.ip.tsinghua.edu.cn
[86400] 52.57.66.59.in-addr.arpa. domain name pointer th057052.ip.tsinghua.edu.cn
[86400] 53.57.66.59.in-addr.arpa. domain name pointer th057053.ip.tsinghua.edu.cn
[86400] 54.57.66.59.in-addr.arpa. domain name pointer th057054.ip.tsinghua.edu.cn
[86400] 55.57.66.59.in-addr.arpa. domain name pointer th057055.ip.tsinghua.edu.cn
[86400] 56.57.66.59.in-addr.arpa. domain name pointer th057056.ip.tsinghua.edu.cn
[86400] 57.57.66.59.in-addr.arpa. domain name pointer th057057.ip.tsinghua.edu.cn
[0] 58.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 59.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 60.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 61.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 62.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 63.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 64.57.66.59.in-addr.arpa. domain name pointer th057064.ip.tsinghua.edu.cn
[86400] 65.57.66.59.in-addr.arpa. domain name pointer th057065.ip.tsinghua.edu.cn
[86400] 66.57.66.59.in-addr.arpa. domain name pointer th057066.ip.tsinghua.edu.cn
[86400] 67.57.66.59.in-addr.arpa. domain name pointer th057067.ip.tsinghua.edu.cn
[0] 68.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 69.57.66.59.in-addr.arpa. domain name pointer th057069.ip.tsinghua.edu.cn
[86400] 70.57.66.59.in-addr.arpa. domain name pointer th057070.ip.tsinghua.edu.cn
[86400] 71.57.66.59.in-addr.arpa. domain name pointer th057071.ip.tsinghua.edu.cn
[86400] 72.57.66.59.in-addr.arpa. domain name pointer th057072.ip.tsinghua.edu.cn
[86400] 73.57.66.59.in-addr.arpa. domain name pointer th057073.ip.tsinghua.edu.cn
[86400] 74.57.66.59.in-addr.arpa. domain name pointer th057074.ip.tsinghua.edu.cn
[86400] 75.57.66.59.in-addr.arpa. domain name pointer th057075.ip.tsinghua.edu.cn
[86400] 76.57.66.59.in-addr.arpa. domain name pointer th057076.ip.tsinghua.edu.cn
[86400] 77.57.66.59.in-addr.arpa. domain name pointer th057077.ip.tsinghua.edu.cn
[86400] 78.57.66.59.in-addr.arpa. domain name pointer th057078.ip.tsinghua.edu.cn
[86400] 79.57.66.59.in-addr.arpa. domain name pointer th057079.ip.tsinghua.edu.cn
[0] 80.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 81.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 82.57.66.59.in-addr.arpa. domain name pointer th057082.ip.tsinghua.edu.cn
[86400] 83.57.66.59.in-addr.arpa. domain name pointer th057083.ip.tsinghua.edu.cn
[86400] 84.57.66.59.in-addr.arpa. domain name pointer th057084.ip.tsinghua.edu.cn
[86400] 85.57.66.59.in-addr.arpa. domain name pointer th057085.ip.tsinghua.edu.cn
[86400] 86.57.66.59.in-addr.arpa. domain name pointer th057086.ip.tsinghua.edu.cn
[86400] 87.57.66.59.in-addr.arpa. domain name pointer th057087.ip.tsinghua.edu.cn
[86400] 88.57.66.59.in-addr.arpa. domain name pointer th057088.ip.tsinghua.edu.cn
[86400] 89.57.66.59.in-addr.arpa. domain name pointer th057089.ip.tsinghua.edu.cn
[86400] 90.57.66.59.in-addr.arpa. domain name pointer th057090.ip.tsinghua.edu.cn
[86400] 91.57.66.59.in-addr.arpa. domain name pointer th057091.ip.tsinghua.edu.cn
[86400] 92.57.66.59.in-addr.arpa. domain name pointer th057092.ip.tsinghua.edu.cn
[86400] 93.57.66.59.in-addr.arpa. domain name pointer th057093.ip.tsinghua.edu.cn
[86400] 94.57.66.59.in-addr.arpa. domain name pointer th057094.ip.tsinghua.edu.cn
[86400] 95.57.66.59.in-addr.arpa. domain name pointer th057095.ip.tsinghua.edu.cn
[86400] 96.57.66.59.in-addr.arpa. domain name pointer th057096.ip.tsinghua.edu.cn
[86400] 97.57.66.59.in-addr.arpa. domain name pointer th057097.ip.tsinghua.edu.cn
[86400] 98.57.66.59.in-addr.arpa. domain name pointer th057098.ip.tsinghua.edu.cn
[0] 99.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 100.57.66.59.in-addr.arpa. domain name pointer th057100.ip.tsinghua.edu.cn
[86400] 101.57.66.59.in-addr.arpa. domain name pointer th057101.ip.tsinghua.edu.cn
[0] 102.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 103.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 104.57.66.59.in-addr.arpa. domain name pointer th057104.ip.tsinghua.edu.cn
[86400] 105.57.66.59.in-addr.arpa. domain name pointer th057105.ip.tsinghua.edu.cn
[86400] 106.57.66.59.in-addr.arpa. domain name pointer th057106.ip.tsinghua.edu.cn
[86400] 107.57.66.59.in-addr.arpa. domain name pointer th057107.ip.tsinghua.edu.cn
[86400] 108.57.66.59.in-addr.arpa. domain name pointer th057108.ip.tsinghua.edu.cn
[86400] 109.57.66.59.in-addr.arpa. domain name pointer th057109.ip.tsinghua.edu.cn
[0] 110.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 111.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 112.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 113.57.66.59.in-addr.arpa. domain name pointer th057113.ip.tsinghua.edu.cn
[0] 114.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 115.57.66.59.in-addr.arpa. domain name pointer th057115.ip.tsinghua.edu.cn
[86400] 116.57.66.59.in-addr.arpa. domain name pointer th057116.ip.tsinghua.edu.cn
[86400] 117.57.66.59.in-addr.arpa. domain name pointer th057117.ip.tsinghua.edu.cn
[86400] 118.57.66.59.in-addr.arpa. domain name pointer th057118.ip.tsinghua.edu.cn
[86400] 119.57.66.59.in-addr.arpa. domain name pointer th057119.ip.tsinghua.edu.cn
[86400] 120.57.66.59.in-addr.arpa. domain name pointer th057120.ip.tsinghua.edu.cn
[86400] 121.57.66.59.in-addr.arpa. domain name pointer th057121.ip.tsinghua.edu.cn
[86400] 122.57.66.59.in-addr.arpa. domain name pointer th057122.ip.tsinghua.edu.cn
[86400] 123.57.66.59.in-addr.arpa. domain name pointer th057123.ip.tsinghua.edu.cn
[86400] 124.57.66.59.in-addr.arpa. domain name pointer th057124.ip.tsinghua.edu.cn
[86400] 125.57.66.59.in-addr.arpa. domain name pointer th057125.ip.tsinghua.edu.cn
[0] 126.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 127.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 128.57.66.59.in-addr.arpa. domain name pointer th057128.ip.tsinghua.edu.cn
[86400] 129.57.66.59.in-addr.arpa. domain name pointer th057129.ip.tsinghua.edu.cn
[86400] 130.57.66.59.in-addr.arpa. domain name pointer th057130.ip.tsinghua.edu.cn
[86400] 131.57.66.59.in-addr.arpa. domain name pointer th057131.ip.tsinghua.edu.cn
[86400] 132.57.66.59.in-addr.arpa. domain name pointer th057132.ip.tsinghua.edu.cn
[86400] 133.57.66.59.in-addr.arpa. domain name pointer th057133.ip.tsinghua.edu.cn
[86400] 134.57.66.59.in-addr.arpa. domain name pointer th057134.ip.tsinghua.edu.cn
[86400] 135.57.66.59.in-addr.arpa. domain name pointer th057135.ip.tsinghua.edu.cn
[86400] 136.57.66.59.in-addr.arpa. domain name pointer th057136.ip.tsinghua.edu.cn
[86400] 137.57.66.59.in-addr.arpa. domain name pointer th057137.ip.tsinghua.edu.cn
[86400] 138.57.66.59.in-addr.arpa. domain name pointer th057138.ip.tsinghua.edu.cn
[86400] 139.57.66.59.in-addr.arpa. domain name pointer th057139.ip.tsinghua.edu.cn
[86400] 140.57.66.59.in-addr.arpa. domain name pointer th057140.ip.tsinghua.edu.cn
[86400] 141.57.66.59.in-addr.arpa. domain name pointer th057141.ip.tsinghua.edu.cn
[86400] 142.57.66.59.in-addr.arpa. domain name pointer th057142.ip.tsinghua.edu.cn
[0] 143.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 144.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 145.57.66.59.in-addr.arpa. domain name pointer th057145.ip.tsinghua.edu.cn
[86400] 146.57.66.59.in-addr.arpa. domain name pointer th057146.ip.tsinghua.edu.cn
[0] 147.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 148.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 149.57.66.59.in-addr.arpa. domain name pointer th057149.ip.tsinghua.edu.cn
[0] 150.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 151.57.66.59.in-addr.arpa. domain name pointer th057151.ip.tsinghua.edu.cn
[86400] 152.57.66.59.in-addr.arpa. domain name pointer th057152.ip.tsinghua.edu.cn
[86400] 153.57.66.59.in-addr.arpa. domain name pointer th057153.ip.tsinghua.edu.cn
[0] 154.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 155.57.66.59.in-addr.arpa. domain name pointer th057155.ip.tsinghua.edu.cn
[86400] 156.57.66.59.in-addr.arpa. domain name pointer th057156.ip.tsinghua.edu.cn
[86400] 157.57.66.59.in-addr.arpa. domain name pointer th057157.ip.tsinghua.edu.cn
[86400] 158.57.66.59.in-addr.arpa. domain name pointer th057158.ip.tsinghua.edu.cn
[86400] 159.57.66.59.in-addr.arpa. domain name pointer th057159.ip.tsinghua.edu.cn
[0] 160.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 161.57.66.59.in-addr.arpa. domain name pointer th057161.ip.tsinghua.edu.cn
[86400] 162.57.66.59.in-addr.arpa. domain name pointer th057162.ip.tsinghua.edu.cn
[86400] 163.57.66.59.in-addr.arpa. domain name pointer th057163.ip.tsinghua.edu.cn
[86400] 164.57.66.59.in-addr.arpa. domain name pointer th057164.ip.tsinghua.edu.cn
[86400] 165.57.66.59.in-addr.arpa. domain name pointer th057165.ip.tsinghua.edu.cn
[86400] 166.57.66.59.in-addr.arpa. domain name pointer th057166.ip.tsinghua.edu.cn
[0] 167.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 168.57.66.59.in-addr.arpa. domain name pointer th057168.ip.tsinghua.edu.cn
[86400] 169.57.66.59.in-addr.arpa. domain name pointer th057169.ip.tsinghua.edu.cn
[86400] 170.57.66.59.in-addr.arpa. domain name pointer th057170.ip.tsinghua.edu.cn
[0] 171.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 172.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 173.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 174.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 175.57.66.59.in-addr.arpa. domain name pointer th057175.ip.tsinghua.edu.cn
[86400] 176.57.66.59.in-addr.arpa. domain name pointer th057176.ip.tsinghua.edu.cn
[0] 177.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 178.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 179.57.66.59.in-addr.arpa. domain name pointer th057179.ip.tsinghua.edu.cn
[0] 180.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 181.57.66.59.in-addr.arpa. domain name pointer th057181.ip.tsinghua.edu.cn
[86400] 182.57.66.59.in-addr.arpa. domain name pointer th057182.ip.tsinghua.edu.cn
[86400] 183.57.66.59.in-addr.arpa. domain name pointer th057183.ip.tsinghua.edu.cn
[86400] 184.57.66.59.in-addr.arpa. domain name pointer th057184.ip.tsinghua.edu.cn
[0] 185.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 186.57.66.59.in-addr.arpa. domain name pointer th057186.ip.tsinghua.edu.cn
[86400] 187.57.66.59.in-addr.arpa. domain name pointer th057187.ip.tsinghua.edu.cn
[86400] 188.57.66.59.in-addr.arpa. domain name pointer th057188.ip.tsinghua.edu.cn
[86400] 189.57.66.59.in-addr.arpa. domain name pointer th057189.ip.tsinghua.edu.cn
[86400] 190.57.66.59.in-addr.arpa. domain name pointer th057190.ip.tsinghua.edu.cn
[86400] 191.57.66.59.in-addr.arpa. domain name pointer th057191.ip.tsinghua.edu.cn
[86400] 192.57.66.59.in-addr.arpa. domain name pointer th057192.ip.tsinghua.edu.cn
[86400] 193.57.66.59.in-addr.arpa. domain name pointer th057193.ip.tsinghua.edu.cn
[86400] 194.57.66.59.in-addr.arpa. domain name pointer th057194.ip.tsinghua.edu.cn
[86400] 195.57.66.59.in-addr.arpa. domain name pointer th057195.ip.tsinghua.edu.cn
[86400] 196.57.66.59.in-addr.arpa. domain name pointer th057196.ip.tsinghua.edu.cn
[86400] 197.57.66.59.in-addr.arpa. domain name pointer th057197.ip.tsinghua.edu.cn
[86400] 198.57.66.59.in-addr.arpa. domain name pointer th057198.ip.tsinghua.edu.cn
[86400] 199.57.66.59.in-addr.arpa. domain name pointer th057199.ip.tsinghua.edu.cn
[86400] 200.57.66.59.in-addr.arpa. domain name pointer th057200.ip.tsinghua.edu.cn
[86400] 201.57.66.59.in-addr.arpa. domain name pointer th057201.ip.tsinghua.edu.cn
[86400] 202.57.66.59.in-addr.arpa. domain name pointer th057202.ip.tsinghua.edu.cn
[86400] 203.57.66.59.in-addr.arpa. domain name pointer th057203.ip.tsinghua.edu.cn
[0] 204.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 205.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 206.57.66.59.in-addr.arpa. domain name pointer th057206.ip.tsinghua.edu.cn
[86400] 207.57.66.59.in-addr.arpa. domain name pointer th057207.ip.tsinghua.edu.cn
[86400] 208.57.66.59.in-addr.arpa. domain name pointer th057208.ip.tsinghua.edu.cn
[86400] 209.57.66.59.in-addr.arpa. domain name pointer th057209.ip.tsinghua.edu.cn
[86400] 210.57.66.59.in-addr.arpa. domain name pointer th057210.ip.tsinghua.edu.cn
[86400] 211.57.66.59.in-addr.arpa. domain name pointer th057211.ip.tsinghua.edu.cn
[86400] 212.57.66.59.in-addr.arpa. domain name pointer th057212.ip.tsinghua.edu.cn
[86400] 213.57.66.59.in-addr.arpa. domain name pointer th057213.ip.tsinghua.edu.cn
[86400] 214.57.66.59.in-addr.arpa. domain name pointer th057214.ip.tsinghua.edu.cn
[86400] 215.57.66.59.in-addr.arpa. domain name pointer th057215.ip.tsinghua.edu.cn
[86400] 216.57.66.59.in-addr.arpa. domain name pointer th057216.ip.tsinghua.edu.cn
[86400] 217.57.66.59.in-addr.arpa. domain name pointer th057217.ip.tsinghua.edu.cn
[86400] 218.57.66.59.in-addr.arpa. domain name pointer th057218.ip.tsinghua.edu.cn
[86400] 219.57.66.59.in-addr.arpa. domain name pointer th057219.ip.tsinghua.edu.cn
[86400] 220.57.66.59.in-addr.arpa. domain name pointer th057220.ip.tsinghua.edu.cn
[86400] 221.57.66.59.in-addr.arpa. domain name pointer th057221.ip.tsinghua.edu.cn
[86400] 222.57.66.59.in-addr.arpa. domain name pointer th057222.ip.tsinghua.edu.cn
[86400] 223.57.66.59.in-addr.arpa. domain name pointer th057223.ip.tsinghua.edu.cn
[86400] 224.57.66.59.in-addr.arpa. domain name pointer th057224.ip.tsinghua.edu.cn
[86400] 225.57.66.59.in-addr.arpa. domain name pointer th057225.ip.tsinghua.edu.cn
[86400] 226.57.66.59.in-addr.arpa. domain name pointer th057226.ip.tsinghua.edu.cn
[86400] 227.57.66.59.in-addr.arpa. domain name pointer th057227.ip.tsinghua.edu.cn
[86400] 228.57.66.59.in-addr.arpa. domain name pointer th057228.ip.tsinghua.edu.cn
[86400] 229.57.66.59.in-addr.arpa. domain name pointer th057229.ip.tsinghua.edu.cn
[86400] 230.57.66.59.in-addr.arpa. domain name pointer th057230.ip.tsinghua.edu.cn
[86400] 231.57.66.59.in-addr.arpa. domain name pointer th057231.ip.tsinghua.edu.cn
[86400] 232.57.66.59.in-addr.arpa. domain name pointer th057232.ip.tsinghua.edu.cn
[86400] 233.57.66.59.in-addr.arpa. domain name pointer th057233.ip.tsinghua.edu.cn
[86400] 234.57.66.59.in-addr.arpa. domain name pointer th057234.ip.tsinghua.edu.cn
[86400] 235.57.66.59.in-addr.arpa. domain name pointer th057235.ip.tsinghua.edu.cn
[86400] 236.57.66.59.in-addr.arpa. domain name pointer th057236.ip.tsinghua.edu.cn
[86400] 237.57.66.59.in-addr.arpa. domain name pointer th057237.ip.tsinghua.edu.cn
[86400] 238.57.66.59.in-addr.arpa. domain name pointer th057238.ip.tsinghua.edu.cn
[86400] 239.57.66.59.in-addr.arpa. domain name pointer th057239.ip.tsinghua.edu.cn
[86400] 240.57.66.59.in-addr.arpa. domain name pointer th057240.ip.tsinghua.edu.cn
[86400] 241.57.66.59.in-addr.arpa. domain name pointer th057241.ip.tsinghua.edu.cn
[86400] 242.57.66.59.in-addr.arpa. domain name pointer th057242.ip.tsinghua.edu.cn
[86400] 243.57.66.59.in-addr.arpa. domain name pointer th057243.ip.tsinghua.edu.cn
[86400] 244.57.66.59.in-addr.arpa. domain name pointer th057244.ip.tsinghua.edu.cn
[86400] 245.57.66.59.in-addr.arpa. domain name pointer th057245.ip.tsinghua.edu.cn
[86400] 246.57.66.59.in-addr.arpa. domain name pointer th057246.ip.tsinghua.edu.cn
[86400] 247.57.66.59.in-addr.arpa. domain name pointer th057247.ip.tsinghua.edu.cn
[0] 248.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 249.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 250.57.66.59.in-addr.arpa.: temporary failure in name resolution
[0] 251.57.66.59.in-addr.arpa.: temporary failure in name resolution
[86400] 252.57.66.59.in-addr.arpa. domain name pointer th057252.ip.tsinghua.edu.cn
[86400] 253.57.66.59.in-addr.arpa. domain name pointer th057253.ip.tsinghua.edu.cn
[86400] 254.57.66.59.in-addr.arpa. domain name pointer th057254.ip.tsinghua.edu.cn
[0] 255.57.66.59.in-addr.arpa.: temporary failure in name resolution