Les adresses IP débutant par 121.2.71 sont fournies par So-net Entertainment Corporation, elles appartiennent au CIDR (Classless Inter-Domain Routing) 121.2.0.0/15, le bloc IP comprant les adresses de 121.2.0.0 à 121.3.255.255). Le numéro de système autonome (ASN) est 2527.
| ASN | 2527 |
| IP commençant par | 121.2.0.0 |
| IP se terminant par | 121.3.255.255 |
| Nom ASN | So-net Entertainment Corporation |
| CDIR | 121.2.0.0/15 |
| IP numérique | |
| Registe | apnic |
| Dernière mise à jour | 17/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | JP | Japon | - | Chiba | 35,6 | 140,1 | 2017-07-16 |
| MaxMind | JP | Japon | - | - | 35,5531 | 139,3544 | 2017-07-16 |
| Whois | JP | - | - | - | 138 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.2.71.0 | 2030192384 | 0 |
| 121.2.71.1 | 2030192385 | 0 |
| 121.2.71.2 | 2030192386 | 0 |
| 121.2.71.3 | 2030192387 | 0 |
| 121.2.71.4 | 2030192388 | 0 |
| 121.2.71.5 | 2030192389 | 0 |
| 121.2.71.6 | 2030192390 | 0 |
| 121.2.71.7 | 2030192391 | 0 |
| 121.2.71.8 | 2030192392 | 0 |
| 121.2.71.9 | 2030192393 | 0 |
| 121.2.71.10 | 2030192394 | 0 |
| 121.2.71.11 | 2030192395 | 0 |
| 121.2.71.12 | 2030192396 | 0 |
| 121.2.71.13 | 2030192397 | 0 |
| 121.2.71.14 | 2030192398 | 0 |
| 121.2.71.15 | 2030192399 | 0 |
| 121.2.71.16 | 2030192400 | 0 |
| 121.2.71.17 | 2030192401 | 0 |
| 121.2.71.18 | 2030192402 | 0 |
| 121.2.71.19 | 2030192403 | 0 |
| 121.2.71.20 | 2030192404 | 0 |
| 121.2.71.21 | 2030192405 | 0 |
| 121.2.71.22 | 2030192406 | 0 |
| 121.2.71.23 | 2030192407 | 0 |
| 121.2.71.24 | 2030192408 | 0 |
| 121.2.71.25 | 2030192409 | 0 |
| 121.2.71.26 | 2030192410 | 0 |
| 121.2.71.27 | 2030192411 | 0 |
| 121.2.71.28 | 2030192412 | 0 |
| 121.2.71.29 | 2030192413 | 0 |
| 121.2.71.30 | 2030192414 | 0 |
| 121.2.71.31 | 2030192415 | 0 |
| 121.2.71.32 | 2030192416 | 0 |
| 121.2.71.33 | 2030192417 | 0 |
| 121.2.71.34 | 2030192418 | 0 |
| 121.2.71.35 | 2030192419 | 0 |
| 121.2.71.36 | 2030192420 | 0 |
| 121.2.71.37 | 2030192421 | 0 |
| 121.2.71.38 | 2030192422 | 0 |
| 121.2.71.39 | 2030192423 | 0 |
| 121.2.71.40 | 2030192424 | 0 |
| 121.2.71.41 | 2030192425 | 0 |
| 121.2.71.42 | 2030192426 | 0 |
| 121.2.71.43 | 2030192427 | 0 |
| 121.2.71.44 | 2030192428 | 0 |
| 121.2.71.45 | 2030192429 | 0 |
| 121.2.71.46 | 2030192430 | 0 |
| 121.2.71.47 | 2030192431 | 0 |
| 121.2.71.48 | 2030192432 | 0 |
| 121.2.71.49 | 2030192433 | 0 |
| 121.2.71.50 | 2030192434 | 0 |
| 121.2.71.51 | 2030192435 | 0 |
| 121.2.71.52 | 2030192436 | 0 |
| 121.2.71.53 | 2030192437 | 0 |
| 121.2.71.54 | 2030192438 | 0 |
| 121.2.71.55 | 2030192439 | 0 |
| 121.2.71.56 | 2030192440 | 0 |
| 121.2.71.57 | 2030192441 | 0 |
| 121.2.71.58 | 2030192442 | 0 |
| 121.2.71.59 | 2030192443 | 0 |
| 121.2.71.60 | 2030192444 | 0 |
| 121.2.71.61 | 2030192445 | 0 |
| 121.2.71.62 | 2030192446 | 0 |
| 121.2.71.63 | 2030192447 | 0 |
| 121.2.71.64 | 2030192448 | 0 |
| 121.2.71.65 | 2030192449 | 0 |
| 121.2.71.66 | 2030192450 | 0 |
| 121.2.71.67 | 2030192451 | 0 |
| 121.2.71.68 | 2030192452 | 0 |
| 121.2.71.69 | 2030192453 | 0 |
| 121.2.71.70 | 2030192454 | 0 |
| 121.2.71.71 | 2030192455 | 0 |
| 121.2.71.72 | 2030192456 | 0 |
| 121.2.71.73 | 2030192457 | 0 |
| 121.2.71.74 | 2030192458 | 0 |
| 121.2.71.75 | 2030192459 | 0 |
| 121.2.71.76 | 2030192460 | 0 |
| 121.2.71.77 | 2030192461 | 0 |
| 121.2.71.78 | 2030192462 | 0 |
| 121.2.71.79 | 2030192463 | 0 |
| 121.2.71.80 | 2030192464 | 0 |
| 121.2.71.81 | 2030192465 | 0 |
| 121.2.71.82 | 2030192466 | 0 |
| 121.2.71.83 | 2030192467 | 0 |
| 121.2.71.84 | 2030192468 | 0 |
| 121.2.71.85 | 2030192469 | 0 |
| IP | Numerical IP | DNS |
| 121.2.71.86 | 2030192470 | 0 |
| 121.2.71.87 | 2030192471 | 0 |
| 121.2.71.88 | 2030192472 | 0 |
| 121.2.71.89 | 2030192473 | 0 |
| 121.2.71.90 | 2030192474 | 0 |
| 121.2.71.91 | 2030192475 | 0 |
| 121.2.71.92 | 2030192476 | 0 |
| 121.2.71.93 | 2030192477 | 0 |
| 121.2.71.94 | 2030192478 | 0 |
| 121.2.71.95 | 2030192479 | 0 |
| 121.2.71.96 | 2030192480 | 0 |
| 121.2.71.97 | 2030192481 | 0 |
| 121.2.71.98 | 2030192482 | 0 |
| 121.2.71.99 | 2030192483 | 0 |
| 121.2.71.100 | 2030192484 | 0 |
| 121.2.71.101 | 2030192485 | 0 |
| 121.2.71.102 | 2030192486 | 0 |
| 121.2.71.103 | 2030192487 | 0 |
| 121.2.71.104 | 2030192488 | 0 |
| 121.2.71.105 | 2030192489 | 0 |
| 121.2.71.106 | 2030192490 | 0 |
| 121.2.71.107 | 2030192491 | 0 |
| 121.2.71.108 | 2030192492 | 0 |
| 121.2.71.109 | 2030192493 | 0 |
| 121.2.71.110 | 2030192494 | 0 |
| 121.2.71.111 | 2030192495 | 0 |
| 121.2.71.112 | 2030192496 | 0 |
| 121.2.71.113 | 2030192497 | 0 |
| 121.2.71.114 | 2030192498 | 0 |
| 121.2.71.115 | 2030192499 | 0 |
| 121.2.71.116 | 2030192500 | 0 |
| 121.2.71.117 | 2030192501 | 0 |
| 121.2.71.118 | 2030192502 | 0 |
| 121.2.71.119 | 2030192503 | 0 |
| 121.2.71.120 | 2030192504 | 0 |
| 121.2.71.121 | 2030192505 | 0 |
| 121.2.71.122 | 2030192506 | 0 |
| 121.2.71.123 | 2030192507 | 0 |
| 121.2.71.124 | 2030192508 | 0 |
| 121.2.71.125 | 2030192509 | 0 |
| 121.2.71.126 | 2030192510 | 0 |
| 121.2.71.127 | 2030192511 | 0 |
| 121.2.71.128 | 2030192512 | 0 |
| 121.2.71.129 | 2030192513 | 0 |
| 121.2.71.130 | 2030192514 | 0 |
| 121.2.71.131 | 2030192515 | 0 |
| 121.2.71.132 | 2030192516 | 0 |
| 121.2.71.133 | 2030192517 | 0 |
| 121.2.71.134 | 2030192518 | 0 |
| 121.2.71.135 | 2030192519 | 0 |
| 121.2.71.136 | 2030192520 | 0 |
| 121.2.71.137 | 2030192521 | 0 |
| 121.2.71.138 | 2030192522 | 0 |
| 121.2.71.139 | 2030192523 | 0 |
| 121.2.71.140 | 2030192524 | 0 |
| 121.2.71.141 | 2030192525 | 0 |
| 121.2.71.142 | 2030192526 | 0 |
| 121.2.71.143 | 2030192527 | 0 |
| 121.2.71.144 | 2030192528 | 0 |
| 121.2.71.145 | 2030192529 | 0 |
| 121.2.71.146 | 2030192530 | 0 |
| 121.2.71.147 | 2030192531 | 0 |
| 121.2.71.148 | 2030192532 | 0 |
| 121.2.71.149 | 2030192533 | 0 |
| 121.2.71.150 | 2030192534 | 0 |
| 121.2.71.151 | 2030192535 | 0 |
| 121.2.71.152 | 2030192536 | 0 |
| 121.2.71.153 | 2030192537 | 0 |
| 121.2.71.154 | 2030192538 | 0 |
| 121.2.71.155 | 2030192539 | 0 |
| 121.2.71.156 | 2030192540 | 0 |
| 121.2.71.157 | 2030192541 | 0 |
| 121.2.71.158 | 2030192542 | 0 |
| 121.2.71.159 | 2030192543 | 0 |
| 121.2.71.160 | 2030192544 | 0 |
| 121.2.71.161 | 2030192545 | 0 |
| 121.2.71.162 | 2030192546 | 0 |
| 121.2.71.163 | 2030192547 | 0 |
| 121.2.71.164 | 2030192548 | 0 |
| 121.2.71.165 | 2030192549 | 0 |
| 121.2.71.166 | 2030192550 | 0 |
| 121.2.71.167 | 2030192551 | 0 |
| 121.2.71.168 | 2030192552 | 0 |
| 121.2.71.169 | 2030192553 | 0 |
| 121.2.71.170 | 2030192554 | 0 |
| 121.2.71.171 | 2030192555 | 0 |
| IP | Numerical IP | DNS |
| 121.2.71.172 | 2030192556 | 0 |
| 121.2.71.173 | 2030192557 | 0 |
| 121.2.71.174 | 2030192558 | 0 |
| 121.2.71.175 | 2030192559 | 0 |
| 121.2.71.176 | 2030192560 | 0 |
| 121.2.71.177 | 2030192561 | 0 |
| 121.2.71.178 | 2030192562 | 0 |
| 121.2.71.179 | 2030192563 | 0 |
| 121.2.71.180 | 2030192564 | 0 |
| 121.2.71.181 | 2030192565 | 0 |
| 121.2.71.182 | 2030192566 | 0 |
| 121.2.71.183 | 2030192567 | 0 |
| 121.2.71.184 | 2030192568 | 0 |
| 121.2.71.185 | 2030192569 | 0 |
| 121.2.71.186 | 2030192570 | 0 |
| 121.2.71.187 | 2030192571 | 0 |
| 121.2.71.188 | 2030192572 | 0 |
| 121.2.71.189 | 2030192573 | 0 |
| 121.2.71.190 | 2030192574 | 0 |
| 121.2.71.191 | 2030192575 | 0 |
| 121.2.71.192 | 2030192576 | 0 |
| 121.2.71.193 | 2030192577 | 0 |
| 121.2.71.194 | 2030192578 | 0 |
| 121.2.71.195 | 2030192579 | 0 |
| 121.2.71.196 | 2030192580 | 0 |
| 121.2.71.197 | 2030192581 | 0 |
| 121.2.71.198 | 2030192582 | 0 |
| 121.2.71.199 | 2030192583 | 0 |
| 121.2.71.200 | 2030192584 | 0 |
| 121.2.71.201 | 2030192585 | 0 |
| 121.2.71.202 | 2030192586 | 0 |
| 121.2.71.203 | 2030192587 | 0 |
| 121.2.71.204 | 2030192588 | 0 |
| 121.2.71.205 | 2030192589 | 0 |
| 121.2.71.206 | 2030192590 | 0 |
| 121.2.71.207 | 2030192591 | 0 |
| 121.2.71.208 | 2030192592 | 0 |
| 121.2.71.209 | 2030192593 | 0 |
| 121.2.71.210 | 2030192594 | 0 |
| 121.2.71.211 | 2030192595 | 0 |
| 121.2.71.212 | 2030192596 | 0 |
| 121.2.71.213 | 2030192597 | 0 |
| 121.2.71.214 | 2030192598 | 0 |
| 121.2.71.215 | 2030192599 | 0 |
| 121.2.71.216 | 2030192600 | 0 |
| 121.2.71.217 | 2030192601 | 0 |
| 121.2.71.218 | 2030192602 | 0 |
| 121.2.71.219 | 2030192603 | 0 |
| 121.2.71.220 | 2030192604 | 0 |
| 121.2.71.221 | 2030192605 | 0 |
| 121.2.71.222 | 2030192606 | 0 |
| 121.2.71.223 | 2030192607 | 0 |
| 121.2.71.224 | 2030192608 | 0 |
| 121.2.71.225 | 2030192609 | 0 |
| 121.2.71.226 | 2030192610 | 0 |
| 121.2.71.227 | 2030192611 | 0 |
| 121.2.71.228 | 2030192612 | 0 |
| 121.2.71.229 | 2030192613 | 0 |
| 121.2.71.230 | 2030192614 | 0 |
| 121.2.71.231 | 2030192615 | 0 |
| 121.2.71.232 | 2030192616 | 0 |
| 121.2.71.233 | 2030192617 | 0 |
| 121.2.71.234 | 2030192618 | 0 |
| 121.2.71.235 | 2030192619 | 0 |
| 121.2.71.236 | 2030192620 | 0 |
| 121.2.71.237 | 2030192621 | 0 |
| 121.2.71.238 | 2030192622 | 0 |
| 121.2.71.239 | 2030192623 | 0 |
| 121.2.71.240 | 2030192624 | 0 |
| 121.2.71.241 | 2030192625 | 0 |
| 121.2.71.242 | 2030192626 | 0 |
| 121.2.71.243 | 2030192627 | 0 |
| 121.2.71.244 | 2030192628 | 0 |
| 121.2.71.245 | 2030192629 | 0 |
| 121.2.71.246 | 2030192630 | 0 |
| 121.2.71.247 | 2030192631 | 0 |
| 121.2.71.248 | 2030192632 | 0 |
| 121.2.71.249 | 2030192633 | 0 |
| 121.2.71.250 | 2030192634 | 0 |
| 121.2.71.251 | 2030192635 | 0 |
| 121.2.71.252 | 2030192636 | 0 |
| 121.2.71.253 | 2030192637 | 0 |
| 121.2.71.254 | 2030192638 | 0 |
| 121.2.71.255 | 2030192639 | 0 |