[0] 0.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 1.17.82.157.in-addr.arpa. domain name pointer realsv02.ms.u-tokyo.ac.jp
[86400] 2.17.82.157.in-addr.arpa. domain name pointer vedit02.ms.u-tokyo.ac.jp
[86400] 3.17.82.157.in-addr.arpa. domain name pointer realsv01.ms.u-tokyo.ac.jp
[86400] 4.17.82.157.in-addr.arpa. domain name pointer realcp.ms.u-tokyo.ac.jp
[86400] 5.17.82.157.in-addr.arpa. domain name pointer vconf01.ms.u-tokyo.ac.jp
[86400] 6.17.82.157.in-addr.arpa. domain name pointer vconf02.ms.u-tokyo.ac.jp
[86400] 7.17.82.157.in-addr.arpa. domain name pointer vconf03.ms.u-tokyo.ac.jp
[86400] 8.17.82.157.in-addr.arpa. domain name pointer vconfmcu.ms.u-tokyo.ac.jp
[86400] 9.17.82.157.in-addr.arpa. domain name pointer realsv00.ms.u-tokyo.ac.jp
[86400] 10.17.82.157.in-addr.arpa. domain name pointer vfilesv.ms.u-tokyo.ac.jp
[86400] 11.17.82.157.in-addr.arpa. domain name pointer vconfg50.ms.u-tokyo.ac.jp
[0] 12.17.82.157.in-addr.arpa.: domain name does not exist
[0] 13.17.82.157.in-addr.arpa.: domain name does not exist
[0] 14.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 15.17.82.157.in-addr.arpa. domain name pointer rm302win.ms.u-tokyo.ac.jp
[86400] 16.17.82.157.in-addr.arpa. domain name pointer avctl001.ms.u-tokyo.ac.jp
[0] 17.17.82.157.in-addr.arpa.: domain name does not exist
[0] 18.17.82.157.in-addr.arpa.: domain name does not exist
[0] 19.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 20.17.82.157.in-addr.arpa. domain name pointer bird70.ms.u-tokyo.ac.jp
[0] 21.17.82.157.in-addr.arpa.: domain name does not exist
[0] 22.17.82.157.in-addr.arpa.: domain name does not exist
[0] 23.17.82.157.in-addr.arpa.: domain name does not exist
[0] 24.17.82.157.in-addr.arpa.: domain name does not exist
[0] 25.17.82.157.in-addr.arpa.: domain name does not exist
[0] 26.17.82.157.in-addr.arpa.: domain name does not exist
[0] 27.17.82.157.in-addr.arpa.: domain name does not exist
[0] 28.17.82.157.in-addr.arpa.: domain name does not exist
[0] 29.17.82.157.in-addr.arpa.: domain name does not exist
[0] 30.17.82.157.in-addr.arpa.: domain name does not exist
[0] 31.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 32.17.82.157.in-addr.arpa. domain name pointer wap104.ms.u-tokyo.ac.jp
[86400] 33.17.82.157.in-addr.arpa. domain name pointer wap119.ms.u-tokyo.ac.jp
[86400] 34.17.82.157.in-addr.arpa. domain name pointer wap219.ms.u-tokyo.ac.jp
[0] 35.17.82.157.in-addr.arpa.: domain name does not exist
[0] 36.17.82.157.in-addr.arpa.: domain name does not exist
[0] 37.17.82.157.in-addr.arpa.: domain name does not exist
[0] 38.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 39.17.82.157.in-addr.arpa. domain name pointer wap302.ms.u-tokyo.ac.jp
[0] 40.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 41.17.82.157.in-addr.arpa. domain name pointer wap463.ms.u-tokyo.ac.jp
[0] 42.17.82.157.in-addr.arpa.: domain name does not exist
[0] 43.17.82.157.in-addr.arpa.: domain name does not exist
[0] 44.17.82.157.in-addr.arpa.: domain name does not exist
[0] 45.17.82.157.in-addr.arpa.: domain name does not exist
[0] 46.17.82.157.in-addr.arpa.: domain name does not exist
[0] 47.17.82.157.in-addr.arpa.: domain name does not exist
[0] 48.17.82.157.in-addr.arpa.: domain name does not exist
[0] 49.17.82.157.in-addr.arpa.: domain name does not exist
[0] 50.17.82.157.in-addr.arpa.: domain name does not exist
[0] 51.17.82.157.in-addr.arpa.: domain name does not exist
[0] 52.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 53.17.82.157.in-addr.arpa. domain name pointer wap415.ms.u-tokyo.ac.jp
[86400] 54.17.82.157.in-addr.arpa. domain name pointer wap001.ms.u-tokyo.ac.jp
[0] 55.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 56.17.82.157.in-addr.arpa. domain name pointer wap504.ms.u-tokyo.ac.jp
[86400] 57.17.82.157.in-addr.arpa. domain name pointer wap101.ms.u-tokyo.ac.jp
[0] 58.17.82.157.in-addr.arpa.: domain name does not exist
[0] 59.17.82.157.in-addr.arpa.: domain name does not exist
[0] 60.17.82.157.in-addr.arpa.: domain name does not exist
[0] 61.17.82.157.in-addr.arpa.: domain name does not exist
[0] 62.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 63.17.82.157.in-addr.arpa. domain name pointer melanie.ms.u-tokyo.ac.jp
[86400] 64.17.82.157.in-addr.arpa. domain name pointer msroatm.ms.u-tokyo.ac.jp
[86400] 65.17.82.157.in-addr.arpa. domain name pointer msswfddi.ms.u-tokyo.ac.jp
[86400] 66.17.82.157.in-addr.arpa. domain name pointer msswc1.ms.u-tokyo.ac.jp
[86400] 67.17.82.157.in-addr.arpa. domain name pointer msswc2.ms.u-tokyo.ac.jp
[86400] 68.17.82.157.in-addr.arpa. domain name pointer msswcsv.ms.u-tokyo.ac.jp
[86400] 69.17.82.157.in-addr.arpa. domain name pointer msswf11.ms.u-tokyo.ac.jp
[86400] 70.17.82.157.in-addr.arpa. domain name pointer msswf12.ms.u-tokyo.ac.jp
[86400] 71.17.82.157.in-addr.arpa. domain name pointer msswf13.ms.u-tokyo.ac.jp
[86400] 72.17.82.157.in-addr.arpa. domain name pointer msswf14.ms.u-tokyo.ac.jp
[86400] 73.17.82.157.in-addr.arpa. domain name pointer msswf15.ms.u-tokyo.ac.jp
[86400] 74.17.82.157.in-addr.arpa. domain name pointer msswf20.ms.u-tokyo.ac.jp
[86400] 75.17.82.157.in-addr.arpa. domain name pointer msswf21.ms.u-tokyo.ac.jp
[86400] 76.17.82.157.in-addr.arpa. domain name pointer msswf22.ms.u-tokyo.ac.jp
[86400] 77.17.82.157.in-addr.arpa. domain name pointer msswf23.ms.u-tokyo.ac.jp
[86400] 78.17.82.157.in-addr.arpa. domain name pointer msswf24.ms.u-tokyo.ac.jp
[86400] 79.17.82.157.in-addr.arpa. domain name pointer msswf25.ms.u-tokyo.ac.jp
[86400] 80.17.82.157.in-addr.arpa. domain name pointer rm204sw.ms.u-tokyo.ac.jp
[0] 81.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 82.17.82.157.in-addr.arpa. domain name pointer msswr11.ms.u-tokyo.ac.jp
[0] 83.17.82.157.in-addr.arpa.: domain name does not exist
[0] 84.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 85.17.82.157.in-addr.arpa. domain name pointer diabelli.ms.u-tokyo.ac.jp
[86400] 86.17.82.157.in-addr.arpa. domain name pointer ms363a.ms.u-tokyo.ac.jp
[0] 87.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 88.17.82.157.in-addr.arpa. domain name pointer kuta.ms.u-tokyo.ac.jp
[0] 89.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 90.17.82.157.in-addr.arpa. domain name pointer takako.ms.u-tokyo.ac.jp
[0] 91.17.82.157.in-addr.arpa.: domain name does not exist
[0] 92.17.82.157.in-addr.arpa.: domain name does not exist
[0] 93.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 94.17.82.157.in-addr.arpa. domain name pointer tatsu.ms.u-tokyo.ac.jp
[0] 95.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 96.17.82.157.in-addr.arpa. domain name pointer jpr155.ms.u-tokyo.ac.jp
[86400] 97.17.82.157.in-addr.arpa. domain name pointer jpr254.ms.u-tokyo.ac.jp
[86400] 98.17.82.157.in-addr.arpa. domain name pointer jpr119.ms.u-tokyo.ac.jp
[86400] 99.17.82.157.in-addr.arpa. domain name pointer jprlib.ms.u-tokyo.ac.jp
[0] 100.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 101.17.82.157.in-addr.arpa. domain name pointer sawano.ms.u-tokyo.ac.jp
[86400] 102.17.82.157.in-addr.arpa. domain name pointer dell415.ms.u-tokyo.ac.jp
[0] 103.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 104.17.82.157.in-addr.arpa. domain name pointer laputa4.ms.u-tokyo.ac.jp
[0] 105.17.82.157.in-addr.arpa.: domain name does not exist
[0] 106.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 107.17.82.157.in-addr.arpa. domain name pointer pslp7500.ms.u-tokyo.ac.jp
[86400] 108.17.82.157.in-addr.arpa. domain name pointer raymond.ms.u-tokyo.ac.jp
[86400] 109.17.82.157.in-addr.arpa. domain name pointer msxt09.ms.u-tokyo.ac.jp
[86400] 110.17.82.157.in-addr.arpa. domain name pointer msxt10.ms.u-tokyo.ac.jp
[86400] 111.17.82.157.in-addr.arpa. domain name pointer msxt11.ms.u-tokyo.ac.jp
[86400] 112.17.82.157.in-addr.arpa. domain name pointer msxt12.ms.u-tokyo.ac.jp
[86400] 113.17.82.157.in-addr.arpa. domain name pointer msxt13.ms.u-tokyo.ac.jp
[86400] 114.17.82.157.in-addr.arpa. domain name pointer msxt14.ms.u-tokyo.ac.jp
[86400] 115.17.82.157.in-addr.arpa. domain name pointer msxt15.ms.u-tokyo.ac.jp
[86400] 116.17.82.157.in-addr.arpa. domain name pointer msxt16.ms.u-tokyo.ac.jp
[86400] 117.17.82.157.in-addr.arpa. domain name pointer msxt17.ms.u-tokyo.ac.jp
[86400] 118.17.82.157.in-addr.arpa. domain name pointer msxt18.ms.u-tokyo.ac.jp
[86400] 119.17.82.157.in-addr.arpa. domain name pointer msxt19.ms.u-tokyo.ac.jp
[86400] 120.17.82.157.in-addr.arpa. domain name pointer msxt20.ms.u-tokyo.ac.jp
[86400] 121.17.82.157.in-addr.arpa. domain name pointer msxt21.ms.u-tokyo.ac.jp
[86400] 122.17.82.157.in-addr.arpa. domain name pointer msxt22.ms.u-tokyo.ac.jp
[86400] 123.17.82.157.in-addr.arpa. domain name pointer msxt23.ms.u-tokyo.ac.jp
[86400] 124.17.82.157.in-addr.arpa. domain name pointer msxt24.ms.u-tokyo.ac.jp
[86400] 125.17.82.157.in-addr.arpa. domain name pointer msxt25.ms.u-tokyo.ac.jp
[0] 126.17.82.157.in-addr.arpa.: domain name does not exist
[0] 127.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 128.17.82.157.in-addr.arpa. domain name pointer cube217.ms.u-tokyo.ac.jp
[86400] 129.17.82.157.in-addr.arpa. domain name pointer ms357b.ms.u-tokyo.ac.jp
[86400] 130.17.82.157.in-addr.arpa. domain name pointer legacy.ms.u-tokyo.ac.jp
[0] 131.17.82.157.in-addr.arpa.: domain name does not exist
[0] 132.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 133.17.82.157.in-addr.arpa. domain name pointer mayme.ms.u-tokyo.ac.jp
[0] 134.17.82.157.in-addr.arpa.: domain name does not exist
[0] 135.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 136.17.82.157.in-addr.arpa. domain name pointer lib6.ms.u-tokyo.ac.jp
[0] 137.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 138.17.82.157.in-addr.arpa. domain name pointer jagr.ms.u-tokyo.ac.jp
[0] 139.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 140.17.82.157.in-addr.arpa. domain name pointer wapiko.ms.u-tokyo.ac.jp
[0] 141.17.82.157.in-addr.arpa.: domain name does not exist
[0] 142.17.82.157.in-addr.arpa.: domain name does not exist
[0] 143.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 144.17.82.157.in-addr.arpa. domain name pointer kaguya3.ms.u-tokyo.ac.jp
[86400] 145.17.82.157.in-addr.arpa. domain name pointer mcgmod.ms.u-tokyo.ac.jp
[0] 146.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 147.17.82.157.in-addr.arpa. domain name pointer laurel2.ms.u-tokyo.ac.jp
[0] 148.17.82.157.in-addr.arpa.: domain name does not exist
[0] 149.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 150.17.82.157.in-addr.arpa. domain name pointer ms104lib.ms.u-tokyo.ac.jp
[86400] 151.17.82.157.in-addr.arpa. domain name pointer ms104cou.ms.u-tokyo.ac.jp
[0] 152.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 153.17.82.157.in-addr.arpa. domain name pointer tokigt01.ms.u-tokyo.ac.jp
[86400] 154.17.82.157.in-addr.arpa. domain name pointer jimp.ms.u-tokyo.ac.jp
[0] 155.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 156.17.82.157.in-addr.arpa. domain name pointer amedio.ms.u-tokyo.ac.jp
[0] 157.17.82.157.in-addr.arpa.: domain name does not exist
[0] 158.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 159.17.82.157.in-addr.arpa. domain name pointer legendre.ms.u-tokyo.ac.jp
[0] 160.17.82.157.in-addr.arpa.: domain name does not exist
[0] 161.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 162.17.82.157.in-addr.arpa. domain name pointer tsuji.ms.u-tokyo.ac.jp
[86400] 163.17.82.157.in-addr.arpa. domain name pointer e271828.ms.u-tokyo.ac.jp
[86400] 164.17.82.157.in-addr.arpa. domain name pointer auckland.ms.u-tokyo.ac.jp
[86400] 165.17.82.157.in-addr.arpa. domain name pointer hermite.ms.u-tokyo.ac.jp
[86400] 166.17.82.157.in-addr.arpa. domain name pointer lagrange.ms.u-tokyo.ac.jp
[0] 167.17.82.157.in-addr.arpa.: domain name does not exist
[0] 168.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 169.17.82.157.in-addr.arpa. domain name pointer ms317pc.ms.u-tokyo.ac.jp
[86400] 170.17.82.157.in-addr.arpa. domain name pointer appell.ms.u-tokyo.ac.jp
[86400] 171.17.82.157.in-addr.arpa. domain name pointer hadamard.ms.u-tokyo.ac.jp
[86400] 172.17.82.157.in-addr.arpa. domain name pointer goursat.ms.u-tokyo.ac.jp
[86400] 173.17.82.157.in-addr.arpa. domain name pointer painleve.ms.u-tokyo.ac.jp
[86400] 174.17.82.157.in-addr.arpa. domain name pointer darboux.ms.u-tokyo.ac.jp
[0] 175.17.82.157.in-addr.arpa.: domain name does not exist
[0] 176.17.82.157.in-addr.arpa.: domain name does not exist
[0] 177.17.82.157.in-addr.arpa.: domain name does not exist
[0] 178.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 179.17.82.157.in-addr.arpa. domain name pointer adm.ms.u-tokyo.ac.jp
[86400] 180.17.82.157.in-addr.arpa. domain name pointer ryohi1.ms.u-tokyo.ac.jp
[0] 181.17.82.157.in-addr.arpa.: domain name does not exist
[0] 182.17.82.157.in-addr.arpa.: domain name does not exist
[0] 183.17.82.157.in-addr.arpa.: domain name does not exist
[0] 184.17.82.157.in-addr.arpa.: domain name does not exist
[0] 185.17.82.157.in-addr.arpa.: domain name does not exist
[0] 186.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 187.17.82.157.in-addr.arpa. domain name pointer cdrom.ms.u-tokyo.ac.jp
[86400] 188.17.82.157.in-addr.arpa. domain name pointer pkensaku.ms.u-tokyo.ac.jp
[0] 189.17.82.157.in-addr.arpa.: domain name does not exist
[0] 190.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 191.17.82.157.in-addr.arpa. domain name pointer jazz.ms.u-tokyo.ac.jp
[86400] 192.17.82.157.in-addr.arpa. domain name pointer msedu21.ms.u-tokyo.ac.jp
[86400] 193.17.82.157.in-addr.arpa. domain name pointer msedu22.ms.u-tokyo.ac.jp
[0] 194.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 195.17.82.157.in-addr.arpa. domain name pointer miho.ms.u-tokyo.ac.jp
[86400] 196.17.82.157.in-addr.arpa. domain name pointer tokicom.ms.u-tokyo.ac.jp
[0] 197.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 198.17.82.157.in-addr.arpa. domain name pointer heidi.ms.u-tokyo.ac.jp
[0] 199.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 200.17.82.157.in-addr.arpa. domain name pointer albireo.ms.u-tokyo.ac.jp
[0] 201.17.82.157.in-addr.arpa.: domain name does not exist
[0] 202.17.82.157.in-addr.arpa.: domain name does not exist
[0] 203.17.82.157.in-addr.arpa.: domain name does not exist
[0] 204.17.82.157.in-addr.arpa.: domain name does not exist
[0] 205.17.82.157.in-addr.arpa.: domain name does not exist
[0] 206.17.82.157.in-addr.arpa.: domain name does not exist
[0] 207.17.82.157.in-addr.arpa.: domain name does not exist
[0] 208.17.82.157.in-addr.arpa.: domain name does not exist
[0] 209.17.82.157.in-addr.arpa.: domain name does not exist
[0] 210.17.82.157.in-addr.arpa.: domain name does not exist
[0] 211.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 212.17.82.157.in-addr.arpa. domain name pointer swiftcat.ms.u-tokyo.ac.jp
[86400] 213.17.82.157.in-addr.arpa. domain name pointer ms557org.ms.u-tokyo.ac.jp
[86400] 214.17.82.157.in-addr.arpa. domain name pointer straycat.ms.u-tokyo.ac.jp
[86400] 215.17.82.157.in-addr.arpa. domain name pointer aruma.ms.u-tokyo.ac.jp
[0] 216.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 217.17.82.157.in-addr.arpa. domain name pointer kokon.ms.u-tokyo.ac.jp
[86400] 218.17.82.157.in-addr.arpa. domain name pointer ksta2.ms.u-tokyo.ac.jp
[86400] 219.17.82.157.in-addr.arpa. domain name pointer ksta.ms.u-tokyo.ac.jp
[0] 220.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 221.17.82.157.in-addr.arpa. domain name pointer msedu23.ms.u-tokyo.ac.jp
[0] 222.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 223.17.82.157.in-addr.arpa. domain name pointer monster.ms.u-tokyo.ac.jp
[0] 224.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 225.17.82.157.in-addr.arpa. domain name pointer blue.ms.u-tokyo.ac.jp
[86400] 226.17.82.157.in-addr.arpa. domain name pointer kronos.ms.u-tokyo.ac.jp
[86400] 227.17.82.157.in-addr.arpa. domain name pointer rhododen.ms.u-tokyo.ac.jp
[86400] 228.17.82.157.in-addr.arpa. domain name pointer garnier.ms.u-tokyo.ac.jp
[86400] 229.17.82.157.in-addr.arpa. domain name pointer usagi.ms.u-tokyo.ac.jp
[0] 230.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 231.17.82.157.in-addr.arpa. domain name pointer lupin3sc.ms.u-tokyo.ac.jp
[0] 232.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 233.17.82.157.in-addr.arpa. domain name pointer nwq.ms.u-tokyo.ac.jp
[0] 234.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 235.17.82.157.in-addr.arpa. domain name pointer lupin2co.ms.u-tokyo.ac.jp
[0] 236.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 237.17.82.157.in-addr.arpa. domain name pointer ibook.ms.u-tokyo.ac.jp
[0] 238.17.82.157.in-addr.arpa.: domain name does not exist
[0] 239.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 240.17.82.157.in-addr.arpa. domain name pointer vn0.ms.u-tokyo.ac.jp
[0] 241.17.82.157.in-addr.arpa.: domain name does not exist
[0] 242.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 243.17.82.157.in-addr.arpa. domain name pointer hilbert.ms.u-tokyo.ac.jp
[0] 244.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 245.17.82.157.in-addr.arpa. domain name pointer cornetto.ms.u-tokyo.ac.jp
[86400] 246.17.82.157.in-addr.arpa. domain name pointer procyon.ms.u-tokyo.ac.jp
[86400] 247.17.82.157.in-addr.arpa. domain name pointer tat.ms.u-tokyo.ac.jp
[86400] 248.17.82.157.in-addr.arpa. domain name pointer sericus.ms.u-tokyo.ac.jp
[86400] 249.17.82.157.in-addr.arpa. domain name pointer himawari.ms.u-tokyo.ac.jp
[86400] 250.17.82.157.in-addr.arpa. domain name pointer ms421prn.ms.u-tokyo.ac.jp
[86400] 251.17.82.157.in-addr.arpa. domain name pointer prt415.ms.u-tokyo.ac.jp
[0] 252.17.82.157.in-addr.arpa.: domain name does not exist
[86400] 253.17.82.157.in-addr.arpa. domain name pointer vaio2.ms.u-tokyo.ac.jp
[86400] 254.17.82.157.in-addr.arpa. domain name pointer rigpa.ms.u-tokyo.ac.jp
[0] 255.17.82.157.in-addr.arpa.: domain name does not exist