Les adresses IP débutant par 121.2.239 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 | 21/09/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | JP | Japon | - | Kyoto | 35,0117 | 135,7683 | 2017-09-21 |
| MaxMind | JP | Japon | - | Tokyo | 35,6427 | 139,7677 | 2017-09-21 |
| Whois | JP | - | - | - | 138 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.2.239.0 | 2030235392 | 0 |
| 121.2.239.1 | 2030235393 | 0 |
| 121.2.239.2 | 2030235394 | 0 |
| 121.2.239.3 | 2030235395 | 0 |
| 121.2.239.4 | 2030235396 | 0 |
| 121.2.239.5 | 2030235397 | 0 |
| 121.2.239.6 | 2030235398 | 0 |
| 121.2.239.7 | 2030235399 | 0 |
| 121.2.239.8 | 2030235400 | 0 |
| 121.2.239.9 | 2030235401 | 0 |
| 121.2.239.10 | 2030235402 | 0 |
| 121.2.239.11 | 2030235403 | 0 |
| 121.2.239.12 | 2030235404 | 0 |
| 121.2.239.13 | 2030235405 | 0 |
| 121.2.239.14 | 2030235406 | 0 |
| 121.2.239.15 | 2030235407 | 0 |
| 121.2.239.16 | 2030235408 | 0 |
| 121.2.239.17 | 2030235409 | 0 |
| 121.2.239.18 | 2030235410 | 0 |
| 121.2.239.19 | 2030235411 | 0 |
| 121.2.239.20 | 2030235412 | 0 |
| 121.2.239.21 | 2030235413 | 0 |
| 121.2.239.22 | 2030235414 | 0 |
| 121.2.239.23 | 2030235415 | 0 |
| 121.2.239.24 | 2030235416 | 0 |
| 121.2.239.25 | 2030235417 | 0 |
| 121.2.239.26 | 2030235418 | 0 |
| 121.2.239.27 | 2030235419 | 0 |
| 121.2.239.28 | 2030235420 | 0 |
| 121.2.239.29 | 2030235421 | 0 |
| 121.2.239.30 | 2030235422 | 0 |
| 121.2.239.31 | 2030235423 | 0 |
| 121.2.239.32 | 2030235424 | 0 |
| 121.2.239.33 | 2030235425 | 0 |
| 121.2.239.34 | 2030235426 | 0 |
| 121.2.239.35 | 2030235427 | 0 |
| 121.2.239.36 | 2030235428 | 0 |
| 121.2.239.37 | 2030235429 | 0 |
| 121.2.239.38 | 2030235430 | 0 |
| 121.2.239.39 | 2030235431 | 0 |
| 121.2.239.40 | 2030235432 | 0 |
| 121.2.239.41 | 2030235433 | 0 |
| 121.2.239.42 | 2030235434 | 0 |
| 121.2.239.43 | 2030235435 | 0 |
| 121.2.239.44 | 2030235436 | 0 |
| 121.2.239.45 | 2030235437 | 0 |
| 121.2.239.46 | 2030235438 | 0 |
| 121.2.239.47 | 2030235439 | 0 |
| 121.2.239.48 | 2030235440 | 0 |
| 121.2.239.49 | 2030235441 | 0 |
| 121.2.239.50 | 2030235442 | 0 |
| 121.2.239.51 | 2030235443 | 0 |
| 121.2.239.52 | 2030235444 | 0 |
| 121.2.239.53 | 2030235445 | 0 |
| 121.2.239.54 | 2030235446 | 0 |
| 121.2.239.55 | 2030235447 | 0 |
| 121.2.239.56 | 2030235448 | 0 |
| 121.2.239.57 | 2030235449 | 0 |
| 121.2.239.58 | 2030235450 | 0 |
| 121.2.239.59 | 2030235451 | 0 |
| 121.2.239.60 | 2030235452 | 0 |
| 121.2.239.61 | 2030235453 | 0 |
| 121.2.239.62 | 2030235454 | 0 |
| 121.2.239.63 | 2030235455 | 0 |
| 121.2.239.64 | 2030235456 | 0 |
| 121.2.239.65 | 2030235457 | 0 |
| 121.2.239.66 | 2030235458 | 0 |
| 121.2.239.67 | 2030235459 | 0 |
| 121.2.239.68 | 2030235460 | 0 |
| 121.2.239.69 | 2030235461 | 0 |
| 121.2.239.70 | 2030235462 | 0 |
| 121.2.239.71 | 2030235463 | 0 |
| 121.2.239.72 | 2030235464 | 0 |
| 121.2.239.73 | 2030235465 | 0 |
| 121.2.239.74 | 2030235466 | 0 |
| 121.2.239.75 | 2030235467 | 0 |
| 121.2.239.76 | 2030235468 | 0 |
| 121.2.239.77 | 2030235469 | 0 |
| 121.2.239.78 | 2030235470 | 0 |
| 121.2.239.79 | 2030235471 | 0 |
| 121.2.239.80 | 2030235472 | 0 |
| 121.2.239.81 | 2030235473 | 0 |
| 121.2.239.82 | 2030235474 | 0 |
| 121.2.239.83 | 2030235475 | 0 |
| 121.2.239.84 | 2030235476 | 0 |
| 121.2.239.85 | 2030235477 | 0 |