La dirección IP 121.5.21 es proporcionada por China Networks Inter-Exchange, que es propiedad de la CIDR (Classless Inter-Domain Routing) 121.5.0.0/16, IP entre 121.5.0.0 a 121.5.255.255 ). El número de sistema autónomo (ASN) es 4847.
| ASN | 4847 |
| IP que comienzan con | 121.5.0.0 |
| IP que termina con | 121.5.255.255 |
| ASN Nombre | China Networks Inter-Exchange |
| CDIR | 121.5.0.0/16 |
| IP numérica | |
| Registe | apnic |
| Última actualización | 11/07/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | CN | China | - | Dalian | 41,0696 | 122,5985 | 2017-07-11 |
| MaxMind | CN | China | - | Beijing | 39,9289 | 116,3883 | 2017-07-11 |
| Whois | CN | - | - | - | 104 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.5.21.0 | 2030376192 | 0 |
| 121.5.21.1 | 2030376193 | 0 |
| 121.5.21.2 | 2030376194 | 0 |
| 121.5.21.3 | 2030376195 | 0 |
| 121.5.21.4 | 2030376196 | 0 |
| 121.5.21.5 | 2030376197 | 0 |
| 121.5.21.6 | 2030376198 | 0 |
| 121.5.21.7 | 2030376199 | 0 |
| 121.5.21.8 | 2030376200 | 0 |
| 121.5.21.9 | 2030376201 | 0 |
| 121.5.21.10 | 2030376202 | 0 |
| 121.5.21.11 | 2030376203 | 0 |
| 121.5.21.12 | 2030376204 | 0 |
| 121.5.21.13 | 2030376205 | 0 |
| 121.5.21.14 | 2030376206 | 0 |
| 121.5.21.15 | 2030376207 | 0 |
| 121.5.21.16 | 2030376208 | 0 |
| 121.5.21.17 | 2030376209 | 0 |
| 121.5.21.18 | 2030376210 | 0 |
| 121.5.21.19 | 2030376211 | 0 |
| 121.5.21.20 | 2030376212 | 0 |
| 121.5.21.21 | 2030376213 | 0 |
| 121.5.21.22 | 2030376214 | 0 |
| 121.5.21.23 | 2030376215 | 0 |
| 121.5.21.24 | 2030376216 | 0 |
| 121.5.21.25 | 2030376217 | 0 |
| 121.5.21.26 | 2030376218 | 0 |
| 121.5.21.27 | 2030376219 | 0 |
| 121.5.21.28 | 2030376220 | 0 |
| 121.5.21.29 | 2030376221 | 0 |
| 121.5.21.30 | 2030376222 | 0 |
| 121.5.21.31 | 2030376223 | 0 |
| 121.5.21.32 | 2030376224 | 0 |
| 121.5.21.33 | 2030376225 | 0 |
| 121.5.21.34 | 2030376226 | 0 |
| 121.5.21.35 | 2030376227 | 0 |
| 121.5.21.36 | 2030376228 | 0 |
| 121.5.21.37 | 2030376229 | 0 |
| 121.5.21.38 | 2030376230 | 0 |
| 121.5.21.39 | 2030376231 | 0 |
| 121.5.21.40 | 2030376232 | 0 |
| 121.5.21.41 | 2030376233 | 0 |
| 121.5.21.42 | 2030376234 | 0 |
| 121.5.21.43 | 2030376235 | 0 |
| 121.5.21.44 | 2030376236 | 0 |
| 121.5.21.45 | 2030376237 | 0 |
| 121.5.21.46 | 2030376238 | 0 |
| 121.5.21.47 | 2030376239 | 0 |
| 121.5.21.48 | 2030376240 | 0 |
| 121.5.21.49 | 2030376241 | 0 |
| 121.5.21.50 | 2030376242 | 0 |
| 121.5.21.51 | 2030376243 | 0 |
| 121.5.21.52 | 2030376244 | 0 |
| 121.5.21.53 | 2030376245 | 0 |
| 121.5.21.54 | 2030376246 | 0 |
| 121.5.21.55 | 2030376247 | 0 |
| 121.5.21.56 | 2030376248 | 0 |
| 121.5.21.57 | 2030376249 | 0 |
| 121.5.21.58 | 2030376250 | 0 |
| 121.5.21.59 | 2030376251 | 0 |
| 121.5.21.60 | 2030376252 | 0 |
| 121.5.21.61 | 2030376253 | 0 |
| 121.5.21.62 | 2030376254 | 0 |
| 121.5.21.63 | 2030376255 | 0 |
| 121.5.21.64 | 2030376256 | 0 |
| 121.5.21.65 | 2030376257 | 0 |
| 121.5.21.66 | 2030376258 | 0 |
| 121.5.21.67 | 2030376259 | 0 |
| 121.5.21.68 | 2030376260 | 0 |
| 121.5.21.69 | 2030376261 | 0 |
| 121.5.21.70 | 2030376262 | 0 |
| 121.5.21.71 | 2030376263 | 0 |
| 121.5.21.72 | 2030376264 | 0 |
| 121.5.21.73 | 2030376265 | 0 |
| 121.5.21.74 | 2030376266 | 0 |
| 121.5.21.75 | 2030376267 | 0 |
| 121.5.21.76 | 2030376268 | 0 |
| 121.5.21.77 | 2030376269 | 0 |
| 121.5.21.78 | 2030376270 | 0 |
| 121.5.21.79 | 2030376271 | 0 |
| 121.5.21.80 | 2030376272 | 0 |
| 121.5.21.81 | 2030376273 | 0 |
| 121.5.21.82 | 2030376274 | 0 |
| 121.5.21.83 | 2030376275 | 0 |
| 121.5.21.84 | 2030376276 | 0 |
| 121.5.21.85 | 2030376277 | 0 |
| IP | Numerical IP | DNS |
| 121.5.21.86 | 2030376278 | 0 |
| 121.5.21.87 | 2030376279 | 0 |
| 121.5.21.88 | 2030376280 | 0 |
| 121.5.21.89 | 2030376281 | 0 |
| 121.5.21.90 | 2030376282 | 0 |
| 121.5.21.91 | 2030376283 | 0 |
| 121.5.21.92 | 2030376284 | 0 |
| 121.5.21.93 | 2030376285 | 0 |
| 121.5.21.94 | 2030376286 | 0 |
| 121.5.21.95 | 2030376287 | 0 |
| 121.5.21.96 | 2030376288 | 0 |
| 121.5.21.97 | 2030376289 | 0 |
| 121.5.21.98 | 2030376290 | 0 |
| 121.5.21.99 | 2030376291 | 0 |
| 121.5.21.100 | 2030376292 | 0 |
| 121.5.21.101 | 2030376293 | 0 |
| 121.5.21.102 | 2030376294 | 0 |
| 121.5.21.103 | 2030376295 | 0 |
| 121.5.21.104 | 2030376296 | 0 |
| 121.5.21.105 | 2030376297 | 0 |
| 121.5.21.106 | 2030376298 | 0 |
| 121.5.21.107 | 2030376299 | 0 |
| 121.5.21.108 | 2030376300 | 0 |
| 121.5.21.109 | 2030376301 | 0 |
| 121.5.21.110 | 2030376302 | 0 |
| 121.5.21.111 | 2030376303 | 0 |
| 121.5.21.112 | 2030376304 | 0 |
| 121.5.21.113 | 2030376305 | 0 |
| 121.5.21.114 | 2030376306 | 0 |
| 121.5.21.115 | 2030376307 | 0 |
| 121.5.21.116 | 2030376308 | 0 |
| 121.5.21.117 | 2030376309 | 0 |
| 121.5.21.118 | 2030376310 | 0 |
| 121.5.21.119 | 2030376311 | 0 |
| 121.5.21.120 | 2030376312 | 0 |
| 121.5.21.121 | 2030376313 | 0 |
| 121.5.21.122 | 2030376314 | 0 |
| 121.5.21.123 | 2030376315 | 0 |
| 121.5.21.124 | 2030376316 | 0 |
| 121.5.21.125 | 2030376317 | 0 |
| 121.5.21.126 | 2030376318 | 0 |
| 121.5.21.127 | 2030376319 | 0 |
| 121.5.21.128 | 2030376320 | 0 |
| 121.5.21.129 | 2030376321 | 0 |
| 121.5.21.130 | 2030376322 | 0 |
| 121.5.21.131 | 2030376323 | 0 |
| 121.5.21.132 | 2030376324 | 0 |
| 121.5.21.133 | 2030376325 | 0 |
| 121.5.21.134 | 2030376326 | 0 |
| 121.5.21.135 | 2030376327 | 0 |
| 121.5.21.136 | 2030376328 | 0 |
| 121.5.21.137 | 2030376329 | 0 |
| 121.5.21.138 | 2030376330 | 0 |
| 121.5.21.139 | 2030376331 | 0 |
| 121.5.21.140 | 2030376332 | 0 |
| 121.5.21.141 | 2030376333 | 0 |
| 121.5.21.142 | 2030376334 | 0 |
| 121.5.21.143 | 2030376335 | 0 |
| 121.5.21.144 | 2030376336 | 0 |
| 121.5.21.145 | 2030376337 | 0 |
| 121.5.21.146 | 2030376338 | 0 |
| 121.5.21.147 | 2030376339 | 0 |
| 121.5.21.148 | 2030376340 | 0 |
| 121.5.21.149 | 2030376341 | 0 |
| 121.5.21.150 | 2030376342 | 0 |
| 121.5.21.151 | 2030376343 | 0 |
| 121.5.21.152 | 2030376344 | 0 |
| 121.5.21.153 | 2030376345 | 0 |
| 121.5.21.154 | 2030376346 | 0 |
| 121.5.21.155 | 2030376347 | 0 |
| 121.5.21.156 | 2030376348 | 0 |
| 121.5.21.157 | 2030376349 | 0 |
| 121.5.21.158 | 2030376350 | 0 |
| 121.5.21.159 | 2030376351 | 0 |
| 121.5.21.160 | 2030376352 | 0 |
| 121.5.21.161 | 2030376353 | 0 |
| 121.5.21.162 | 2030376354 | 0 |
| 121.5.21.163 | 2030376355 | 0 |
| 121.5.21.164 | 2030376356 | 0 |
| 121.5.21.165 | 2030376357 | 0 |
| 121.5.21.166 | 2030376358 | 0 |
| 121.5.21.167 | 2030376359 | 0 |
| 121.5.21.168 | 2030376360 | 0 |
| 121.5.21.169 | 2030376361 | 0 |
| 121.5.21.170 | 2030376362 | 0 |
| 121.5.21.171 | 2030376363 | 0 |
| IP | Numerical IP | DNS |
| 121.5.21.172 | 2030376364 | 0 |
| 121.5.21.173 | 2030376365 | 0 |
| 121.5.21.174 | 2030376366 | 0 |
| 121.5.21.175 | 2030376367 | 0 |
| 121.5.21.176 | 2030376368 | 0 |
| 121.5.21.177 | 2030376369 | 0 |
| 121.5.21.178 | 2030376370 | 0 |
| 121.5.21.179 | 2030376371 | 0 |
| 121.5.21.180 | 2030376372 | 0 |
| 121.5.21.181 | 2030376373 | 0 |
| 121.5.21.182 | 2030376374 | 0 |
| 121.5.21.183 | 2030376375 | 0 |
| 121.5.21.184 | 2030376376 | 0 |
| 121.5.21.185 | 2030376377 | 0 |
| 121.5.21.186 | 2030376378 | 0 |
| 121.5.21.187 | 2030376379 | 0 |
| 121.5.21.188 | 2030376380 | 0 |
| 121.5.21.189 | 2030376381 | 0 |
| 121.5.21.190 | 2030376382 | 0 |
| 121.5.21.191 | 2030376383 | 0 |
| 121.5.21.192 | 2030376384 | 0 |
| 121.5.21.193 | 2030376385 | 0 |
| 121.5.21.194 | 2030376386 | 0 |
| 121.5.21.195 | 2030376387 | 0 |
| 121.5.21.196 | 2030376388 | 0 |
| 121.5.21.197 | 2030376389 | 0 |
| 121.5.21.198 | 2030376390 | 0 |
| 121.5.21.199 | 2030376391 | 0 |
| 121.5.21.200 | 2030376392 | 0 |
| 121.5.21.201 | 2030376393 | 0 |
| 121.5.21.202 | 2030376394 | 0 |
| 121.5.21.203 | 2030376395 | 0 |
| 121.5.21.204 | 2030376396 | 0 |
| 121.5.21.205 | 2030376397 | 0 |
| 121.5.21.206 | 2030376398 | 0 |
| 121.5.21.207 | 2030376399 | 0 |
| 121.5.21.208 | 2030376400 | 0 |
| 121.5.21.209 | 2030376401 | 0 |
| 121.5.21.210 | 2030376402 | 0 |
| 121.5.21.211 | 2030376403 | 0 |
| 121.5.21.212 | 2030376404 | 0 |
| 121.5.21.213 | 2030376405 | 0 |
| 121.5.21.214 | 2030376406 | 0 |
| 121.5.21.215 | 2030376407 | 0 |
| 121.5.21.216 | 2030376408 | 0 |
| 121.5.21.217 | 2030376409 | 0 |
| 121.5.21.218 | 2030376410 | 0 |
| 121.5.21.219 | 2030376411 | 0 |
| 121.5.21.220 | 2030376412 | 0 |
| 121.5.21.221 | 2030376413 | 0 |
| 121.5.21.222 | 2030376414 | 0 |
| 121.5.21.223 | 2030376415 | 0 |
| 121.5.21.224 | 2030376416 | 0 |
| 121.5.21.225 | 2030376417 | 0 |
| 121.5.21.226 | 2030376418 | 0 |
| 121.5.21.227 | 2030376419 | 0 |
| 121.5.21.228 | 2030376420 | 0 |
| 121.5.21.229 | 2030376421 | 0 |
| 121.5.21.230 | 2030376422 | 0 |
| 121.5.21.231 | 2030376423 | 0 |
| 121.5.21.232 | 2030376424 | 0 |
| 121.5.21.233 | 2030376425 | 0 |
| 121.5.21.234 | 2030376426 | 0 |
| 121.5.21.235 | 2030376427 | 0 |
| 121.5.21.236 | 2030376428 | 0 |
| 121.5.21.237 | 2030376429 | 0 |
| 121.5.21.238 | 2030376430 | 0 |
| 121.5.21.239 | 2030376431 | 0 |
| 121.5.21.240 | 2030376432 | 0 |
| 121.5.21.241 | 2030376433 | 0 |
| 121.5.21.242 | 2030376434 | 0 |
| 121.5.21.243 | 2030376435 | 0 |
| 121.5.21.244 | 2030376436 | 0 |
| 121.5.21.245 | 2030376437 | 0 |
| 121.5.21.246 | 2030376438 | 0 |
| 121.5.21.247 | 2030376439 | 0 |
| 121.5.21.248 | 2030376440 | 0 |
| 121.5.21.249 | 2030376441 | 0 |
| 121.5.21.250 | 2030376442 | 0 |
| 121.5.21.251 | 2030376443 | 0 |
| 121.5.21.252 | 2030376444 | 0 |
| 121.5.21.253 | 2030376445 | 0 |
| 121.5.21.254 | 2030376446 | 0 |
| 121.5.21.255 | 2030376447 | 0 |