Summary
| ASN | AS2497 Internet Initiative Japan Inc. |
| BGP | 172.122.0.0/15 |
| IPs with RDNS | 256 |
| Hosted Domains | 0 |
| Pingable IPs | 2 |
| Router IPs | 0 |
| 172.122.244.0 | 0.244.122.172.rev.iijmobile.jp | 0 |  | |
| 172.122.244.1 | 1.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.2 | 2.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.3 | 3.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.4 | 4.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.5 | 5.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.6 | 6.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.7 | 7.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.8 | 8.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.9 | 9.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.10 | 10.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.11 | 11.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.12 | 12.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.13 | 13.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.14 | 14.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.15 | 15.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.16 | 16.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.17 | 17.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.18 | 18.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.19 | 19.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.20 | 20.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.21 | 21.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.22 | 22.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.23 | 23.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.24 | 24.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.25 | 25.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.26 | 26.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.27 | 27.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.28 | 28.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.29 | 29.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.30 | 30.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.31 | 31.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.32 | 32.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.33 | 33.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.34 | 34.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.35 | 35.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.36 | 36.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.37 | 37.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.38 | 38.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.39 | 39.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.40 | 40.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.41 | 41.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.42 | 42.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.43 | 43.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.44 | 44.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.45 | 45.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.46 | 46.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.47 | 47.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.48 | 48.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.49 | 49.244.122.172.rev.iijmobile.jp | 0 |  | |
| 172.122.244.50 | 50.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.51 | 51.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.52 | 52.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.53 | 53.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.54 | 54.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.55 | 55.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.56 | 56.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.57 | 57.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.58 | 58.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.59 | 59.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.60 | 60.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.61 | 61.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.62 | 62.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.63 | 63.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.64 | 64.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.65 | 65.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.66 | 66.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.67 | 67.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.68 | 68.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.69 | 69.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.70 | 70.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.71 | 71.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.72 | 72.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.73 | 73.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.74 | 74.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.75 | 75.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.76 | 76.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.77 | 77.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.78 | 78.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.79 | 79.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.80 | 80.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.81 | 81.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.82 | 82.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.83 | 83.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.84 | 84.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.85 | 85.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.86 | 86.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.87 | 87.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.88 | 88.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.89 | 89.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.90 | 90.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.91 | 91.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.92 | 92.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.93 | 93.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.94 | 94.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.95 | 95.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.96 | 96.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.97 | 97.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.98 | 98.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.99 | 99.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.100 | 100.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.101 | 101.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.102 | 102.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.103 | 103.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.104 | 104.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.105 | 105.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.106 | 106.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.107 | 107.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.108 | 108.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.109 | 109.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.110 | 110.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.111 | 111.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.112 | 112.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.113 | 113.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.114 | 114.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.115 | 115.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.116 | 116.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.117 | 117.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.118 | 118.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.119 | 119.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.120 | 120.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.121 | 121.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.122 | 122.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.123 | 123.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.124 | 124.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.125 | 125.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.126 | 126.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.127 | 127.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.128 | 128.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.129 | 129.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.130 | 130.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.131 | 131.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.132 | 132.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.133 | 133.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.134 | 134.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.135 | 135.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.136 | 136.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.137 | 137.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.138 | 138.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.139 | 139.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.140 | 140.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.141 | 141.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.142 | 142.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.143 | 143.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.144 | 144.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.145 | 145.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.146 | 146.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.147 | 147.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.148 | 148.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.149 | 149.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.150 | 150.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.151 | 151.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.152 | 152.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.153 | 153.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.154 | 154.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.155 | 155.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.156 | 156.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.157 | 157.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.158 | 158.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.159 | 159.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.160 | 160.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.161 | 161.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.162 | 162.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.163 | 163.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.164 | 164.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.165 | 165.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.166 | 166.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.167 | 167.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.168 | 168.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.169 | 169.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.170 | 170.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.171 | 171.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.172 | 172.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.173 | 173.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.174 | 174.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.175 | 175.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.176 | 176.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.177 | 177.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.178 | 178.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.179 | 179.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.180 | 180.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.181 | 181.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.182 | 182.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.183 | 183.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.184 | 184.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.185 | 185.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.186 | 186.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.187 | 187.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.188 | 188.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.189 | 189.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.190 | 190.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.191 | 191.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.192 | 192.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.193 | 193.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.194 | 194.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.195 | 195.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.196 | 196.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.197 | 197.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.198 | 198.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.199 | 199.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.200 | 200.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.201 | 201.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.202 | 202.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.203 | 203.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.204 | 204.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.205 | 205.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.206 | 206.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.207 | 207.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.208 | 208.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.209 | 209.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.210 | 210.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.211 | 211.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.212 | 212.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.213 | 213.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.214 | 214.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.215 | 215.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.216 | 216.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.217 | 217.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.218 | 218.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.219 | 219.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.220 | 220.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.221 | 221.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.222 | 222.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.223 | 223.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.224 | 224.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.225 | 225.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.226 | 226.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.227 | 227.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.228 | 228.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.229 | 229.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.230 | 230.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.231 | 231.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.232 | 232.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.233 | 233.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.234 | 234.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.235 | 235.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.236 | 236.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.237 | 237.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.238 | 238.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.239 | 239.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.240 | 240.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.241 | 241.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.242 | 242.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.243 | 243.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.244 | 244.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.245 | 245.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.246 | 246.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.247 | 247.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.248 | 248.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.249 | 249.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.250 | 250.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.251 | 251.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.252 | 252.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.253 | 253.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.254 | 254.244.122.172.rev.iijmobile.jp | 0 | | |
| 172.122.244.255 | 255.244.122.172.rev.iijmobile.jp | 0 | | |
Traceroute
Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
$
traceroute -a -n -q1 -f5 172.122.244.119
traceroute to 172.122.244.119 (172.122.244.119): 64 hops max, 52 byte packets
6 *
8 *
12 *
Measurement taken from 
IPinfo ProbeNet in Tokyo, JP
IPinfo ProbeNet in Tokyo, JPOn