L'indirizzo IP 171.2.20 è fornito da YMobile Corporation, che è di proprietà del CIDR (Classless Inter-Domain Routing) 171.2.0.0/15, IP tra 171.2.0.0 a 171.3.255.255 ). Il numero di sistema autonomo (ASN) è 9609.
| ASN | 9609 |
| IP inizia con | 171.2.0.0 |
| IP finale con | 171.3.255.255 |
| ASN Nome | YMobile Corporation |
| CDIR | 171.2.0.0/15 |
| IP numerico | |
| Registe | apnic |
| Ultimo aggiornamento | 13/07/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | JP | Japan | - | Tokyo | 35,6895 | 139,6917 | 2017-07-13 |
| MaxMind | JP | Japan | - | Tokyo | 35,6427 | 139,7677 | 2017-07-13 |
| Whois | JP | - | - | - | 138 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 171.2.20.0 | 2869040128 | 0 |
| 171.2.20.1 | 2869040129 | 0 |
| 171.2.20.2 | 2869040130 | 0 |
| 171.2.20.3 | 2869040131 | 0 |
| 171.2.20.4 | 2869040132 | 0 |
| 171.2.20.5 | 2869040133 | 0 |
| 171.2.20.6 | 2869040134 | 0 |
| 171.2.20.7 | 2869040135 | 0 |
| 171.2.20.8 | 2869040136 | 0 |
| 171.2.20.9 | 2869040137 | 0 |
| 171.2.20.10 | 2869040138 | 0 |
| 171.2.20.11 | 2869040139 | 0 |
| 171.2.20.12 | 2869040140 | 0 |
| 171.2.20.13 | 2869040141 | 0 |
| 171.2.20.14 | 2869040142 | 0 |
| 171.2.20.15 | 2869040143 | 0 |
| 171.2.20.16 | 2869040144 | 0 |
| 171.2.20.17 | 2869040145 | 0 |
| 171.2.20.18 | 2869040146 | 0 |
| 171.2.20.19 | 2869040147 | 0 |
| 171.2.20.20 | 2869040148 | 0 |
| 171.2.20.21 | 2869040149 | 0 |
| 171.2.20.22 | 2869040150 | 0 |
| 171.2.20.23 | 2869040151 | 0 |
| 171.2.20.24 | 2869040152 | 0 |
| 171.2.20.25 | 2869040153 | 0 |
| 171.2.20.26 | 2869040154 | 0 |
| 171.2.20.27 | 2869040155 | 0 |
| 171.2.20.28 | 2869040156 | 0 |
| 171.2.20.29 | 2869040157 | 0 |
| 171.2.20.30 | 2869040158 | 0 |
| 171.2.20.31 | 2869040159 | 0 |
| 171.2.20.32 | 2869040160 | 0 |
| 171.2.20.33 | 2869040161 | 0 |
| 171.2.20.34 | 2869040162 | 0 |
| 171.2.20.35 | 2869040163 | 0 |
| 171.2.20.36 | 2869040164 | 0 |
| 171.2.20.37 | 2869040165 | 0 |
| 171.2.20.38 | 2869040166 | 0 |
| 171.2.20.39 | 2869040167 | 0 |
| 171.2.20.40 | 2869040168 | 0 |
| 171.2.20.41 | 2869040169 | 0 |
| 171.2.20.42 | 2869040170 | 0 |
| 171.2.20.43 | 2869040171 | 0 |
| 171.2.20.44 | 2869040172 | 0 |
| 171.2.20.45 | 2869040173 | 0 |
| 171.2.20.46 | 2869040174 | 0 |
| 171.2.20.47 | 2869040175 | 0 |
| 171.2.20.48 | 2869040176 | 0 |
| 171.2.20.49 | 2869040177 | 0 |
| 171.2.20.50 | 2869040178 | 0 |
| 171.2.20.51 | 2869040179 | 0 |
| 171.2.20.52 | 2869040180 | 0 |
| 171.2.20.53 | 2869040181 | 0 |
| 171.2.20.54 | 2869040182 | 0 |
| 171.2.20.55 | 2869040183 | 0 |
| 171.2.20.56 | 2869040184 | 0 |
| 171.2.20.57 | 2869040185 | 0 |
| 171.2.20.58 | 2869040186 | 0 |
| 171.2.20.59 | 2869040187 | 0 |
| 171.2.20.60 | 2869040188 | 0 |
| 171.2.20.61 | 2869040189 | 0 |
| 171.2.20.62 | 2869040190 | 0 |
| 171.2.20.63 | 2869040191 | 0 |
| 171.2.20.64 | 2869040192 | 0 |
| 171.2.20.65 | 2869040193 | 0 |
| 171.2.20.66 | 2869040194 | 0 |
| 171.2.20.67 | 2869040195 | 0 |
| 171.2.20.68 | 2869040196 | 0 |
| 171.2.20.69 | 2869040197 | 0 |
| 171.2.20.70 | 2869040198 | 0 |
| 171.2.20.71 | 2869040199 | 0 |
| 171.2.20.72 | 2869040200 | 0 |
| 171.2.20.73 | 2869040201 | 0 |
| 171.2.20.74 | 2869040202 | 0 |
| 171.2.20.75 | 2869040203 | 0 |
| 171.2.20.76 | 2869040204 | 0 |
| 171.2.20.77 | 2869040205 | 0 |
| 171.2.20.78 | 2869040206 | 0 |
| 171.2.20.79 | 2869040207 | 0 |
| 171.2.20.80 | 2869040208 | 0 |
| 171.2.20.81 | 2869040209 | 0 |
| 171.2.20.82 | 2869040210 | 0 |
| 171.2.20.83 | 2869040211 | 0 |
| 171.2.20.84 | 2869040212 | 0 |
| 171.2.20.85 | 2869040213 | 0 |
| IP | Numerical IP | DNS |
| 171.2.20.86 | 2869040214 | 0 |
| 171.2.20.87 | 2869040215 | 0 |
| 171.2.20.88 | 2869040216 | 0 |
| 171.2.20.89 | 2869040217 | 0 |
| 171.2.20.90 | 2869040218 | 0 |
| 171.2.20.91 | 2869040219 | 0 |
| 171.2.20.92 | 2869040220 | 0 |
| 171.2.20.93 | 2869040221 | 0 |
| 171.2.20.94 | 2869040222 | 0 |
| 171.2.20.95 | 2869040223 | 0 |
| 171.2.20.96 | 2869040224 | 0 |
| 171.2.20.97 | 2869040225 | 0 |
| 171.2.20.98 | 2869040226 | 0 |
| 171.2.20.99 | 2869040227 | 0 |
| 171.2.20.100 | 2869040228 | 0 |
| 171.2.20.101 | 2869040229 | 0 |
| 171.2.20.102 | 2869040230 | 0 |
| 171.2.20.103 | 2869040231 | 0 |
| 171.2.20.104 | 2869040232 | 0 |
| 171.2.20.105 | 2869040233 | 0 |
| 171.2.20.106 | 2869040234 | 0 |
| 171.2.20.107 | 2869040235 | 0 |
| 171.2.20.108 | 2869040236 | 0 |
| 171.2.20.109 | 2869040237 | 0 |
| 171.2.20.110 | 2869040238 | 0 |
| 171.2.20.111 | 2869040239 | 0 |
| 171.2.20.112 | 2869040240 | 0 |
| 171.2.20.113 | 2869040241 | 0 |
| 171.2.20.114 | 2869040242 | 0 |
| 171.2.20.115 | 2869040243 | 0 |
| 171.2.20.116 | 2869040244 | 0 |
| 171.2.20.117 | 2869040245 | 0 |
| 171.2.20.118 | 2869040246 | 0 |
| 171.2.20.119 | 2869040247 | 0 |
| 171.2.20.120 | 2869040248 | 0 |
| 171.2.20.121 | 2869040249 | 0 |
| 171.2.20.122 | 2869040250 | 0 |
| 171.2.20.123 | 2869040251 | 0 |
| 171.2.20.124 | 2869040252 | 0 |
| 171.2.20.125 | 2869040253 | 0 |
| 171.2.20.126 | 2869040254 | 0 |
| 171.2.20.127 | 2869040255 | 0 |
| 171.2.20.128 | 2869040256 | 0 |
| 171.2.20.129 | 2869040257 | 0 |
| 171.2.20.130 | 2869040258 | 0 |
| 171.2.20.131 | 2869040259 | 0 |
| 171.2.20.132 | 2869040260 | 0 |
| 171.2.20.133 | 2869040261 | 0 |
| 171.2.20.134 | 2869040262 | 0 |
| 171.2.20.135 | 2869040263 | 0 |
| 171.2.20.136 | 2869040264 | 0 |
| 171.2.20.137 | 2869040265 | 0 |
| 171.2.20.138 | 2869040266 | 0 |
| 171.2.20.139 | 2869040267 | 0 |
| 171.2.20.140 | 2869040268 | 0 |
| 171.2.20.141 | 2869040269 | 0 |
| 171.2.20.142 | 2869040270 | 0 |
| 171.2.20.143 | 2869040271 | 0 |
| 171.2.20.144 | 2869040272 | 0 |
| 171.2.20.145 | 2869040273 | 0 |
| 171.2.20.146 | 2869040274 | 0 |
| 171.2.20.147 | 2869040275 | 0 |
| 171.2.20.148 | 2869040276 | 0 |
| 171.2.20.149 | 2869040277 | 0 |
| 171.2.20.150 | 2869040278 | 0 |
| 171.2.20.151 | 2869040279 | 0 |
| 171.2.20.152 | 2869040280 | 0 |
| 171.2.20.153 | 2869040281 | 0 |
| 171.2.20.154 | 2869040282 | 0 |
| 171.2.20.155 | 2869040283 | 0 |
| 171.2.20.156 | 2869040284 | 0 |
| 171.2.20.157 | 2869040285 | 0 |
| 171.2.20.158 | 2869040286 | 0 |
| 171.2.20.159 | 2869040287 | 0 |
| 171.2.20.160 | 2869040288 | 0 |
| 171.2.20.161 | 2869040289 | 0 |
| 171.2.20.162 | 2869040290 | 0 |
| 171.2.20.163 | 2869040291 | 0 |
| 171.2.20.164 | 2869040292 | 0 |
| 171.2.20.165 | 2869040293 | 0 |
| 171.2.20.166 | 2869040294 | 0 |
| 171.2.20.167 | 2869040295 | 0 |
| 171.2.20.168 | 2869040296 | 0 |
| 171.2.20.169 | 2869040297 | 0 |
| 171.2.20.170 | 2869040298 | 0 |
| 171.2.20.171 | 2869040299 | 0 |
| IP | Numerical IP | DNS |
| 171.2.20.172 | 2869040300 | 0 |
| 171.2.20.173 | 2869040301 | 0 |
| 171.2.20.174 | 2869040302 | 0 |
| 171.2.20.175 | 2869040303 | 0 |
| 171.2.20.176 | 2869040304 | 0 |
| 171.2.20.177 | 2869040305 | 0 |
| 171.2.20.178 | 2869040306 | 0 |
| 171.2.20.179 | 2869040307 | 0 |
| 171.2.20.180 | 2869040308 | 0 |
| 171.2.20.181 | 2869040309 | 0 |
| 171.2.20.182 | 2869040310 | 0 |
| 171.2.20.183 | 2869040311 | 0 |
| 171.2.20.184 | 2869040312 | 0 |
| 171.2.20.185 | 2869040313 | 0 |
| 171.2.20.186 | 2869040314 | 0 |
| 171.2.20.187 | 2869040315 | 0 |
| 171.2.20.188 | 2869040316 | 0 |
| 171.2.20.189 | 2869040317 | 0 |
| 171.2.20.190 | 2869040318 | 0 |
| 171.2.20.191 | 2869040319 | 0 |
| 171.2.20.192 | 2869040320 | 0 |
| 171.2.20.193 | 2869040321 | 0 |
| 171.2.20.194 | 2869040322 | 0 |
| 171.2.20.195 | 2869040323 | 0 |
| 171.2.20.196 | 2869040324 | 0 |
| 171.2.20.197 | 2869040325 | 0 |
| 171.2.20.198 | 2869040326 | 0 |
| 171.2.20.199 | 2869040327 | 0 |
| 171.2.20.200 | 2869040328 | 0 |
| 171.2.20.201 | 2869040329 | 0 |
| 171.2.20.202 | 2869040330 | 0 |
| 171.2.20.203 | 2869040331 | 0 |
| 171.2.20.204 | 2869040332 | 0 |
| 171.2.20.205 | 2869040333 | 0 |
| 171.2.20.206 | 2869040334 | 0 |
| 171.2.20.207 | 2869040335 | 0 |
| 171.2.20.208 | 2869040336 | 0 |
| 171.2.20.209 | 2869040337 | 0 |
| 171.2.20.210 | 2869040338 | 0 |
| 171.2.20.211 | 2869040339 | 0 |
| 171.2.20.212 | 2869040340 | 0 |
| 171.2.20.213 | 2869040341 | 0 |
| 171.2.20.214 | 2869040342 | 0 |
| 171.2.20.215 | 2869040343 | 0 |
| 171.2.20.216 | 2869040344 | 0 |
| 171.2.20.217 | 2869040345 | 0 |
| 171.2.20.218 | 2869040346 | 0 |
| 171.2.20.219 | 2869040347 | 0 |
| 171.2.20.220 | 2869040348 | 0 |
| 171.2.20.221 | 2869040349 | 0 |
| 171.2.20.222 | 2869040350 | 0 |
| 171.2.20.223 | 2869040351 | 0 |
| 171.2.20.224 | 2869040352 | 0 |
| 171.2.20.225 | 2869040353 | 0 |
| 171.2.20.226 | 2869040354 | 0 |
| 171.2.20.227 | 2869040355 | 0 |
| 171.2.20.228 | 2869040356 | 0 |
| 171.2.20.229 | 2869040357 | 0 |
| 171.2.20.230 | 2869040358 | 0 |
| 171.2.20.231 | 2869040359 | 0 |
| 171.2.20.232 | 2869040360 | 0 |
| 171.2.20.233 | 2869040361 | 0 |
| 171.2.20.234 | 2869040362 | 0 |
| 171.2.20.235 | 2869040363 | 0 |
| 171.2.20.236 | 2869040364 | 0 |
| 171.2.20.237 | 2869040365 | 0 |
| 171.2.20.238 | 2869040366 | 0 |
| 171.2.20.239 | 2869040367 | 0 |
| 171.2.20.240 | 2869040368 | 0 |
| 171.2.20.241 | 2869040369 | 0 |
| 171.2.20.242 | 2869040370 | 0 |
| 171.2.20.243 | 2869040371 | 0 |
| 171.2.20.244 | 2869040372 | 0 |
| 171.2.20.245 | 2869040373 | 0 |
| 171.2.20.246 | 2869040374 | 0 |
| 171.2.20.247 | 2869040375 | 0 |
| 171.2.20.248 | 2869040376 | 0 |
| 171.2.20.249 | 2869040377 | 0 |
| 171.2.20.250 | 2869040378 | 0 |
| 171.2.20.251 | 2869040379 | 0 |
| 171.2.20.252 | 2869040380 | 0 |
| 171.2.20.253 | 2869040381 | 0 |
| 171.2.20.254 | 2869040382 | 0 |
| 171.2.20.255 | 2869040383 | 0 |