[0] 0.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 1.159.82.157.in-addr.arpa. domain name pointer sezakigw.iis.u-tokyo.ac.jp
[86400] 2.159.82.157.in-addr.arpa. domain name pointer csw02-r1.iis.u-tokyo.ac.jp
[86400] 3.159.82.157.in-addr.arpa. domain name pointer csw03-r1.iis.u-tokyo.ac.jp
[0] 4.159.82.157.in-addr.arpa.: domain name does not exist
[0] 5.159.82.157.in-addr.arpa.: domain name does not exist
[0] 6.159.82.157.in-addr.arpa.: domain name does not exist
[0] 7.159.82.157.in-addr.arpa.: domain name does not exist
[0] 8.159.82.157.in-addr.arpa.: domain name does not exist
[0] 9.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 10.159.82.157.in-addr.arpa. domain name pointer okano.iis.u-tokyo.ac.jp
[86400] 11.159.82.157.in-addr.arpa. domain name pointer pipi.iis.u-tokyo.ac.jp
[0] 12.159.82.157.in-addr.arpa.: domain name does not exist
[0] 13.159.82.157.in-addr.arpa.: domain name does not exist
[0] 14.159.82.157.in-addr.arpa.: domain name does not exist
[0] 15.159.82.157.in-addr.arpa.: domain name does not exist
[0] 16.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 17.159.82.157.in-addr.arpa. domain name pointer reysol.iis.u-tokyo.ac.jp
[86400] 18.159.82.157.in-addr.arpa. domain name pointer s-pulse.iis.u-tokyo.ac.jp
[0] 19.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 20.159.82.157.in-addr.arpa. domain name pointer mco.iis.u-tokyo.ac.jp
[86400] 21.159.82.157.in-addr.arpa. domain name pointer dell-gc.iis.u-tokyo.ac.jp
[0] 22.159.82.157.in-addr.arpa.: domain name does not exist
[0] 23.159.82.157.in-addr.arpa.: domain name does not exist
[0] 24.159.82.157.in-addr.arpa.: domain name does not exist
[0] 25.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 26.159.82.157.in-addr.arpa. domain name pointer jubilo.iis.u-tokyo.ac.jp
[0] 27.159.82.157.in-addr.arpa.: domain name does not exist
[0] 28.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 29.159.82.157.in-addr.arpa. domain name pointer bolts.iis.u-tokyo.ac.jp
[86400] 30.159.82.157.in-addr.arpa. domain name pointer typhoon.iis.u-tokyo.ac.jp
[86400] 31.159.82.157.in-addr.arpa. domain name pointer gamba.iis.u-tokyo.ac.jp
[86400] 32.159.82.157.in-addr.arpa. domain name pointer hurricane.iis.u-tokyo.ac.jp
[86400] 33.159.82.157.in-addr.arpa. domain name pointer jef.iis.u-tokyo.ac.jp
[86400] 34.159.82.157.in-addr.arpa. domain name pointer redstar.iis.u-tokyo.ac.jp
[86400] 35.159.82.157.in-addr.arpa. domain name pointer chargers.iis.u-tokyo.ac.jp
[86400] 36.159.82.157.in-addr.arpa. domain name pointer chiefs.iis.u-tokyo.ac.jp
[0] 37.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 38.159.82.157.in-addr.arpa. domain name pointer ajax2.iis.u-tokyo.ac.jp
[86400] 39.159.82.157.in-addr.arpa. domain name pointer hermes.iis.u-tokyo.ac.jp
[0] 40.159.82.157.in-addr.arpa.: domain name does not exist
[0] 41.159.82.157.in-addr.arpa.: domain name does not exist
[0] 42.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 43.159.82.157.in-addr.arpa. domain name pointer dhcp-159-43.iis.u-tokyo.ac.jp
[86400] 44.159.82.157.in-addr.arpa. domain name pointer dhcp-159-44.iis.u-tokyo.ac.jp
[86400] 45.159.82.157.in-addr.arpa. domain name pointer dhcp-159-45.iis.u-tokyo.ac.jp
[86400] 46.159.82.157.in-addr.arpa. domain name pointer dhcp-159-46.iis.u-tokyo.ac.jp
[86400] 47.159.82.157.in-addr.arpa. domain name pointer dhcp-159-47.iis.u-tokyo.ac.jp
[86400] 48.159.82.157.in-addr.arpa. domain name pointer dhcp-159-48.iis.u-tokyo.ac.jp
[86400] 49.159.82.157.in-addr.arpa. domain name pointer dhcp-159-49.iis.u-tokyo.ac.jp
[86400] 50.159.82.157.in-addr.arpa. domain name pointer dhcp-159-50.iis.u-tokyo.ac.jp
[86400] 51.159.82.157.in-addr.arpa. domain name pointer dhcp-159-51.iis.u-tokyo.ac.jp
[86400] 52.159.82.157.in-addr.arpa. domain name pointer dhcp-159-52.iis.u-tokyo.ac.jp
[86400] 53.159.82.157.in-addr.arpa. domain name pointer dhcp-159-53.iis.u-tokyo.ac.jp
[86400] 54.159.82.157.in-addr.arpa. domain name pointer dhcp-159-54.iis.u-tokyo.ac.jp
[86400] 55.159.82.157.in-addr.arpa. domain name pointer dhcp-159-55.iis.u-tokyo.ac.jp
[86400] 56.159.82.157.in-addr.arpa. domain name pointer dhcp-159-56.iis.u-tokyo.ac.jp
[86400] 57.159.82.157.in-addr.arpa. domain name pointer dhcp-159-57.iis.u-tokyo.ac.jp
[86400] 58.159.82.157.in-addr.arpa. domain name pointer dhcp-159-58.iis.u-tokyo.ac.jp
[86400] 59.159.82.157.in-addr.arpa. domain name pointer dhcp-159-59.iis.u-tokyo.ac.jp
[86400] 60.159.82.157.in-addr.arpa. domain name pointer dhcp-159-60.iis.u-tokyo.ac.jp
[86400] 61.159.82.157.in-addr.arpa. domain name pointer dhcp-159-61.iis.u-tokyo.ac.jp
[86400] 62.159.82.157.in-addr.arpa. domain name pointer dhcp-159-62.iis.u-tokyo.ac.jp
[0] 63.159.82.157.in-addr.arpa.: domain name does not exist
[0] 64.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 65.159.82.157.in-addr.arpa. domain name pointer ikeuchigw.iis.u-tokyo.ac.jp
[86400] 66.159.82.157.in-addr.arpa. domain name pointer csw02-r1.iis.u-tokyo.ac.jp
[86400] 67.159.82.157.in-addr.arpa. domain name pointer csw03-r1.iis.u-tokyo.ac.jp
[0] 68.159.82.157.in-addr.arpa.: domain name does not exist
[0] 69.159.82.157.in-addr.arpa.: domain name does not exist
[0] 70.159.82.157.in-addr.arpa.: domain name does not exist
[0] 71.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 72.159.82.157.in-addr.arpa. domain name pointer b2.cvl.iis.u-tokyo.ac.jp
[86400] 73.159.82.157.in-addr.arpa. domain name pointer b3.cvl.iis.u-tokyo.ac.jp
[86400] 74.159.82.157.in-addr.arpa. domain name pointer e4.cvl.iis.u-tokyo.ac.jp
[0] 75.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 76.159.82.157.in-addr.arpa. domain name pointer b0.cvl.iis.u-tokyo.ac.jp
[0] 77.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 78.159.82.157.in-addr.arpa. domain name pointer b8.cvl.iis.u-tokyo.ac.jp
[0] 79.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 80.159.82.157.in-addr.arpa. domain name pointer e8.cvl.iis.u-tokyo.ac.jp
[86400] 81.159.82.157.in-addr.arpa. domain name pointer e1.cvl.iis.u-tokyo.ac.jp
[86400] 82.159.82.157.in-addr.arpa. domain name pointer e2.cvl.iis.u-tokyo.ac.jp
[0] 83.159.82.157.in-addr.arpa.: domain name does not exist
[0] 84.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 85.159.82.157.in-addr.arpa. domain name pointer first.cvl.iis.u-tokyo.ac.jp
[86400] 86.159.82.157.in-addr.arpa. domain name pointer b9.cvl.iis.u-tokyo.ac.jp
[0] 87.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 88.159.82.157.in-addr.arpa. domain name pointer b4.cvl.iis.u-tokyo.ac.jp
[0] 89.159.82.157.in-addr.arpa.: domain name does not exist
[0] 90.159.82.157.in-addr.arpa.: domain name does not exist
[0] 91.159.82.157.in-addr.arpa.: domain name does not exist
[0] 92.159.82.157.in-addr.arpa.: domain name does not exist
[0] 93.159.82.157.in-addr.arpa.: domain name does not exist
[0] 94.159.82.157.in-addr.arpa.: domain name does not exist
[0] 95.159.82.157.in-addr.arpa.: domain name does not exist
[0] 96.159.82.157.in-addr.arpa.: domain name does not exist
[0] 97.159.82.157.in-addr.arpa.: domain name does not exist
[0] 98.159.82.157.in-addr.arpa.: domain name does not exist
[0] 99.159.82.157.in-addr.arpa.: domain name does not exist
[0] 100.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 101.159.82.157.in-addr.arpa. domain name pointer rrouter.cvl.iis.u-tokyo.ac.jp
[0] 102.159.82.157.in-addr.arpa.: domain name does not exist
[0] 103.159.82.157.in-addr.arpa.: domain name does not exist
[0] 104.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 105.159.82.157.in-addr.arpa. domain name pointer blue.cvl.iis.u-tokyo.ac.jp
[0] 106.159.82.157.in-addr.arpa.: domain name does not exist
[0] 107.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 108.159.82.157.in-addr.arpa. domain name pointer beta.cvl.iis.u-tokyo.ac.jp
[0] 109.159.82.157.in-addr.arpa.: domain name does not exist
[0] 110.159.82.157.in-addr.arpa.: domain name does not exist
[0] 111.159.82.157.in-addr.arpa.: domain name does not exist
[0] 112.159.82.157.in-addr.arpa.: domain name does not exist
[0] 113.159.82.157.in-addr.arpa.: domain name does not exist
[0] 114.159.82.157.in-addr.arpa.: domain name does not exist
[0] 115.159.82.157.in-addr.arpa.: domain name does not exist
[0] 116.159.82.157.in-addr.arpa.: domain name does not exist
[0] 117.159.82.157.in-addr.arpa.: domain name does not exist
[0] 118.159.82.157.in-addr.arpa.: domain name does not exist
[0] 119.159.82.157.in-addr.arpa.: domain name does not exist
[0] 120.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 121.159.82.157.in-addr.arpa. domain name pointer e3.cvl.iis.u-tokyo.ac.jp
[86400] 122.159.82.157.in-addr.arpa. domain name pointer e5.cvl.iis.u-tokyo.ac.jp
[86400] 123.159.82.157.in-addr.arpa. domain name pointer e6.cvl.iis.u-tokyo.ac.jp
[86400] 124.159.82.157.in-addr.arpa. domain name pointer e7.cvl.iis.u-tokyo.ac.jp
[86400] 125.159.82.157.in-addr.arpa. domain name pointer ki0.cvl.iis.u-tokyo.ac.jp
[86400] 126.159.82.157.in-addr.arpa. domain name pointer ki1.cvl.iis.u-tokyo.ac.jp
[0] 127.159.82.157.in-addr.arpa.: domain name does not exist
[0] 128.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 129.159.82.157.in-addr.arpa. domain name pointer kuwabaragw.iis.u-tokyo.ac.jp
[86400] 130.159.82.157.in-addr.arpa. domain name pointer csw02-r1.iis.u-tokyo.ac.jp
[86400] 131.159.82.157.in-addr.arpa. domain name pointer csw03-r1.iis.u-tokyo.ac.jp
[0] 132.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 133.159.82.157.in-addr.arpa. domain name pointer tenhoo.iis.u-tokyo.ac.jp
[86400] 134.159.82.157.in-addr.arpa. domain name pointer kuwa.iis.u-tokyo.ac.jp
[86400] 135.159.82.157.in-addr.arpa. domain name pointer oneone.iis.u-tokyo.ac.jp
[86400] 136.159.82.157.in-addr.arpa. domain name pointer tetsu.iis.u-tokyo.ac.jp
[86400] 137.159.82.157.in-addr.arpa. domain name pointer ton.iis.u-tokyo.ac.jp
[86400] 138.159.82.157.in-addr.arpa. domain name pointer chonpai.iis.u-tokyo.ac.jp
[86400] 139.159.82.157.in-addr.arpa. domain name pointer sakizumo.iis.u-tokyo.ac.jp
[86400] 140.159.82.157.in-addr.arpa. domain name pointer kuwalab0.iis.u-tokyo.ac.jp
[86400] 141.159.82.157.in-addr.arpa. domain name pointer kuwalab1.iis.u-tokyo.ac.jp
[86400] 142.159.82.157.in-addr.arpa. domain name pointer kuwalab2.iis.u-tokyo.ac.jp
[86400] 143.159.82.157.in-addr.arpa. domain name pointer kuwalab3.iis.u-tokyo.ac.jp
[86400] 144.159.82.157.in-addr.arpa. domain name pointer kuwalab4.iis.u-tokyo.ac.jp
[86400] 145.159.82.157.in-addr.arpa. domain name pointer kuwalab5.iis.u-tokyo.ac.jp
[86400] 146.159.82.157.in-addr.arpa. domain name pointer kuwalab6.iis.u-tokyo.ac.jp
[86400] 147.159.82.157.in-addr.arpa. domain name pointer kuwalab7.iis.u-tokyo.ac.jp
[0] 148.159.82.157.in-addr.arpa.: domain name does not exist
[0] 149.159.82.157.in-addr.arpa.: domain name does not exist
[0] 150.159.82.157.in-addr.arpa.: domain name does not exist
[0] 151.159.82.157.in-addr.arpa.: domain name does not exist
[0] 152.159.82.157.in-addr.arpa.: domain name does not exist
[0] 153.159.82.157.in-addr.arpa.: domain name does not exist
[0] 154.159.82.157.in-addr.arpa.: domain name does not exist
[0] 155.159.82.157.in-addr.arpa.: domain name does not exist
[0] 156.159.82.157.in-addr.arpa.: domain name does not exist
[0] 157.159.82.157.in-addr.arpa.: domain name does not exist
[0] 158.159.82.157.in-addr.arpa.: domain name does not exist
[0] 159.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 160.159.82.157.in-addr.arpa. domain name pointer dhcp-159-160.iis.u-tokyo.ac.jp
[86400] 161.159.82.157.in-addr.arpa. domain name pointer dhcp-159-161.iis.u-tokyo.ac.jp
[86400] 162.159.82.157.in-addr.arpa. domain name pointer dhcp-159-162.iis.u-tokyo.ac.jp
[86400] 163.159.82.157.in-addr.arpa. domain name pointer dhcp-159-163.iis.u-tokyo.ac.jp
[86400] 164.159.82.157.in-addr.arpa. domain name pointer dhcp-159-164.iis.u-tokyo.ac.jp
[86400] 165.159.82.157.in-addr.arpa. domain name pointer dhcp-159-165.iis.u-tokyo.ac.jp
[86400] 166.159.82.157.in-addr.arpa. domain name pointer dhcp-159-166.iis.u-tokyo.ac.jp
[86400] 167.159.82.157.in-addr.arpa. domain name pointer dhcp-159-167.iis.u-tokyo.ac.jp
[86400] 168.159.82.157.in-addr.arpa. domain name pointer dhcp-159-168.iis.u-tokyo.ac.jp
[86400] 169.159.82.157.in-addr.arpa. domain name pointer dhcp-159-169.iis.u-tokyo.ac.jp
[86400] 170.159.82.157.in-addr.arpa. domain name pointer dhcp-159-170.iis.u-tokyo.ac.jp
[86400] 171.159.82.157.in-addr.arpa. domain name pointer dhcp-159-171.iis.u-tokyo.ac.jp
[86400] 172.159.82.157.in-addr.arpa. domain name pointer dhcp-159-172.iis.u-tokyo.ac.jp
[86400] 173.159.82.157.in-addr.arpa. domain name pointer dhcp-159-173.iis.u-tokyo.ac.jp
[86400] 174.159.82.157.in-addr.arpa. domain name pointer dhcp-159-174.iis.u-tokyo.ac.jp
[86400] 175.159.82.157.in-addr.arpa. domain name pointer dhcp-159-175.iis.u-tokyo.ac.jp
[86400] 176.159.82.157.in-addr.arpa. domain name pointer dhcp-159-176.iis.u-tokyo.ac.jp
[86400] 177.159.82.157.in-addr.arpa. domain name pointer dhcp-159-177.iis.u-tokyo.ac.jp
[86400] 178.159.82.157.in-addr.arpa. domain name pointer dhcp-159-178.iis.u-tokyo.ac.jp
[86400] 179.159.82.157.in-addr.arpa. domain name pointer dhcp-159-179.iis.u-tokyo.ac.jp
[86400] 180.159.82.157.in-addr.arpa. domain name pointer dhcp-159-180.iis.u-tokyo.ac.jp
[86400] 181.159.82.157.in-addr.arpa. domain name pointer dhcp-159-181.iis.u-tokyo.ac.jp
[86400] 182.159.82.157.in-addr.arpa. domain name pointer dhcp-159-182.iis.u-tokyo.ac.jp
[86400] 183.159.82.157.in-addr.arpa. domain name pointer dhcp-159-183.iis.u-tokyo.ac.jp
[86400] 184.159.82.157.in-addr.arpa. domain name pointer dhcp-159-184.iis.u-tokyo.ac.jp
[86400] 185.159.82.157.in-addr.arpa. domain name pointer dhcp-159-185.iis.u-tokyo.ac.jp
[86400] 186.159.82.157.in-addr.arpa. domain name pointer dhcp-159-186.iis.u-tokyo.ac.jp
[86400] 187.159.82.157.in-addr.arpa. domain name pointer dhcp-159-187.iis.u-tokyo.ac.jp
[86400] 188.159.82.157.in-addr.arpa. domain name pointer dhcp-159-188.iis.u-tokyo.ac.jp
[86400] 189.159.82.157.in-addr.arpa. domain name pointer dhcp-159-189.iis.u-tokyo.ac.jp
[86400] 190.159.82.157.in-addr.arpa. domain name pointer dhcp-159-190.iis.u-tokyo.ac.jp
[0] 191.159.82.157.in-addr.arpa.: domain name does not exist
[0] 192.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 193.159.82.157.in-addr.arpa. domain name pointer horigw.iis.u-tokyo.ac.jp
[86400] 194.159.82.157.in-addr.arpa. domain name pointer csw02-r1.iis.u-tokyo.ac.jp
[86400] 195.159.82.157.in-addr.arpa. domain name pointer csw03-r1.iis.u-tokyo.ac.jp
[86400] 196.159.82.157.in-addr.arpa. domain name pointer mizugaki.iis.u-tokyo.ac.jp
[86400] 197.159.82.157.in-addr.arpa. domain name pointer kazakoshi.iis.u-tokyo.ac.jp
[86400] 198.159.82.157.in-addr.arpa. domain name pointer biwa.iis.u-tokyo.ac.jp
[86400] 199.159.82.157.in-addr.arpa. domain name pointer sumida.iis.u-tokyo.ac.jp
[86400] 200.159.82.157.in-addr.arpa. domain name pointer kanda.iis.u-tokyo.ac.jp
[86400] 201.159.82.157.in-addr.arpa. domain name pointer tama.iis.u-tokyo.ac.jp
[86400] 202.159.82.157.in-addr.arpa. domain name pointer hamana.iis.u-tokyo.ac.jp
[86400] 203.159.82.157.in-addr.arpa. domain name pointer saroma.iis.u-tokyo.ac.jp
[86400] 204.159.82.157.in-addr.arpa. domain name pointer keyaki.iis.u-tokyo.ac.jp
[86400] 205.159.82.157.in-addr.arpa. domain name pointer shiroev.iis.u-tokyo.ac.jp
[86400] 206.159.82.157.in-addr.arpa. domain name pointer yodo.iis.u-tokyo.ac.jp
[86400] 207.159.82.157.in-addr.arpa. domain name pointer miboro.iis.u-tokyo.ac.jp
[86400] 208.159.82.157.in-addr.arpa. domain name pointer rental-shiroev.iis.u-tokyo.ac.jp
[0] 209.159.82.157.in-addr.arpa.: domain name does not exist
[0] 210.159.82.157.in-addr.arpa.: domain name does not exist
[0] 211.159.82.157.in-addr.arpa.: domain name does not exist
[0] 212.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 213.159.82.157.in-addr.arpa. domain name pointer ev-m.iis.u-tokyo.ac.jp
[86400] 214.159.82.157.in-addr.arpa. domain name pointer ev-s.iis.u-tokyo.ac.jp
[86400] 215.159.82.157.in-addr.arpa. domain name pointer ajisai.iis.u-tokyo.ac.jp
[86400] 216.159.82.157.in-addr.arpa. domain name pointer sendan.iis.u-tokyo.ac.jp
[0] 217.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 218.159.82.157.in-addr.arpa. domain name pointer hakumokuren.iis.u-tokyo.ac.jp
[0] 219.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 220.159.82.157.in-addr.arpa. domain name pointer gisoku.iis.u-tokyo.ac.jp
[0] 221.159.82.157.in-addr.arpa.: domain name does not exist
[0] 222.159.82.157.in-addr.arpa.: domain name does not exist
[0] 223.159.82.157.in-addr.arpa.: domain name does not exist
[0] 224.159.82.157.in-addr.arpa.: domain name does not exist
[0] 225.159.82.157.in-addr.arpa.: domain name does not exist
[0] 226.159.82.157.in-addr.arpa.: domain name does not exist
[0] 227.159.82.157.in-addr.arpa.: domain name does not exist
[0] 228.159.82.157.in-addr.arpa.: domain name does not exist
[0] 229.159.82.157.in-addr.arpa.: domain name does not exist
[0] 230.159.82.157.in-addr.arpa.: domain name does not exist
[0] 231.159.82.157.in-addr.arpa.: domain name does not exist
[0] 232.159.82.157.in-addr.arpa.: domain name does not exist
[0] 233.159.82.157.in-addr.arpa.: domain name does not exist
[0] 234.159.82.157.in-addr.arpa.: domain name does not exist
[86400] 235.159.82.157.in-addr.arpa. domain name pointer dhcp-159-235.iis.u-tokyo.ac.jp
[86400] 236.159.82.157.in-addr.arpa. domain name pointer dhcp-159-236.iis.u-tokyo.ac.jp
[86400] 237.159.82.157.in-addr.arpa. domain name pointer dhcp-159-237.iis.u-tokyo.ac.jp
[86400] 238.159.82.157.in-addr.arpa. domain name pointer dhcp-159-238.iis.u-tokyo.ac.jp
[86400] 239.159.82.157.in-addr.arpa. domain name pointer dhcp-159-239.iis.u-tokyo.ac.jp
[86400] 240.159.82.157.in-addr.arpa. domain name pointer dhcp-159-240.iis.u-tokyo.ac.jp
[86400] 241.159.82.157.in-addr.arpa. domain name pointer dhcp-159-241.iis.u-tokyo.ac.jp
[86400] 242.159.82.157.in-addr.arpa. domain name pointer dhcp-159-242.iis.u-tokyo.ac.jp
[86400] 243.159.82.157.in-addr.arpa. domain name pointer dhcp-159-243.iis.u-tokyo.ac.jp
[86400] 244.159.82.157.in-addr.arpa. domain name pointer dhcp-159-244.iis.u-tokyo.ac.jp
[86400] 245.159.82.157.in-addr.arpa. domain name pointer dhcp-159-245.iis.u-tokyo.ac.jp
[86400] 246.159.82.157.in-addr.arpa. domain name pointer dhcp-159-246.iis.u-tokyo.ac.jp
[86400] 247.159.82.157.in-addr.arpa. domain name pointer dhcp-159-247.iis.u-tokyo.ac.jp
[86400] 248.159.82.157.in-addr.arpa. domain name pointer dhcp-159-248.iis.u-tokyo.ac.jp
[86400] 249.159.82.157.in-addr.arpa. domain name pointer dhcp-159-249.iis.u-tokyo.ac.jp
[86400] 250.159.82.157.in-addr.arpa. domain name pointer dhcp-159-250.iis.u-tokyo.ac.jp
[86400] 251.159.82.157.in-addr.arpa. domain name pointer dhcp-159-251.iis.u-tokyo.ac.jp
[86400] 252.159.82.157.in-addr.arpa. domain name pointer dhcp-159-252.iis.u-tokyo.ac.jp
[86400] 253.159.82.157.in-addr.arpa. domain name pointer dhcp-159-253.iis.u-tokyo.ac.jp
[86400] 254.159.82.157.in-addr.arpa. domain name pointer dhcp-159-254.iis.u-tokyo.ac.jp
[0] 255.159.82.157.in-addr.arpa.: domain name does not exist