The IP address 121.3.237 is provided by So-net Entertainment Corporation, it's belong to the CDIR (Classless Inter-Domain Routing) 121.2.0.0/15 (range 121.2.0.0 to 121.3.255.255). The autonomous system number (ASN) is 2527.
| ASN | 2527 |
| IP starting by | 121.2.0.0 |
| IP ending by | 121.3.255.255 |
| ASN Name | So-net Entertainment Corporation |
| CDIR | 121.2.0.0/15 |
| Numerical IP | |
| Registry | apnic |
| Last update | 22/07/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | JP | Japan | - | Tokyo | 35.6895 | 139.6917 | 2017-07-21 |
| MaxMind | JP | Japan | - | Tokyo | 35.6427 | 139.7677 | 2017-07-21 |
| Whois | JP | - | - | - | 138 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.3.237.0 | 2030300416 | 0 |
| 121.3.237.1 | 2030300417 | 0 |
| 121.3.237.2 | 2030300418 | 0 |
| 121.3.237.3 | 2030300419 | 0 |
| 121.3.237.4 | 2030300420 | 0 |
| 121.3.237.5 | 2030300421 | 0 |
| 121.3.237.6 | 2030300422 | 0 |
| 121.3.237.7 | 2030300423 | 0 |
| 121.3.237.8 | 2030300424 | 0 |
| 121.3.237.9 | 2030300425 | 0 |
| 121.3.237.10 | 2030300426 | 0 |
| 121.3.237.11 | 2030300427 | 0 |
| 121.3.237.12 | 2030300428 | 0 |
| 121.3.237.13 | 2030300429 | 0 |
| 121.3.237.14 | 2030300430 | 0 |
| 121.3.237.15 | 2030300431 | 0 |
| 121.3.237.16 | 2030300432 | 0 |
| 121.3.237.17 | 2030300433 | 0 |
| 121.3.237.18 | 2030300434 | 0 |
| 121.3.237.19 | 2030300435 | 0 |
| 121.3.237.20 | 2030300436 | 0 |
| 121.3.237.21 | 2030300437 | 0 |
| 121.3.237.22 | 2030300438 | 0 |
| 121.3.237.23 | 2030300439 | 0 |
| 121.3.237.24 | 2030300440 | 0 |
| 121.3.237.25 | 2030300441 | 0 |
| 121.3.237.26 | 2030300442 | 0 |
| 121.3.237.27 | 2030300443 | 0 |
| 121.3.237.28 | 2030300444 | 0 |
| 121.3.237.29 | 2030300445 | 0 |
| 121.3.237.30 | 2030300446 | 0 |
| 121.3.237.31 | 2030300447 | 0 |
| 121.3.237.32 | 2030300448 | 0 |
| 121.3.237.33 | 2030300449 | 0 |
| 121.3.237.34 | 2030300450 | 0 |
| 121.3.237.35 | 2030300451 | 0 |
| 121.3.237.36 | 2030300452 | 0 |
| 121.3.237.37 | 2030300453 | 0 |
| 121.3.237.38 | 2030300454 | 0 |
| 121.3.237.39 | 2030300455 | 0 |
| 121.3.237.40 | 2030300456 | 0 |
| 121.3.237.41 | 2030300457 | 0 |
| 121.3.237.42 | 2030300458 | 0 |
| 121.3.237.43 | 2030300459 | 0 |
| 121.3.237.44 | 2030300460 | 0 |
| 121.3.237.45 | 2030300461 | 0 |
| 121.3.237.46 | 2030300462 | 0 |
| 121.3.237.47 | 2030300463 | 0 |
| 121.3.237.48 | 2030300464 | 0 |
| 121.3.237.49 | 2030300465 | 0 |
| 121.3.237.50 | 2030300466 | 0 |
| 121.3.237.51 | 2030300467 | 0 |
| 121.3.237.52 | 2030300468 | 0 |
| 121.3.237.53 | 2030300469 | 0 |
| 121.3.237.54 | 2030300470 | 0 |
| 121.3.237.55 | 2030300471 | 0 |
| 121.3.237.56 | 2030300472 | 0 |
| 121.3.237.57 | 2030300473 | 0 |
| 121.3.237.58 | 2030300474 | 0 |
| 121.3.237.59 | 2030300475 | 0 |
| 121.3.237.60 | 2030300476 | 0 |
| 121.3.237.61 | 2030300477 | 0 |
| 121.3.237.62 | 2030300478 | 0 |
| 121.3.237.63 | 2030300479 | 0 |
| 121.3.237.64 | 2030300480 | 0 |
| 121.3.237.65 | 2030300481 | 0 |
| 121.3.237.66 | 2030300482 | 0 |
| 121.3.237.67 | 2030300483 | 0 |
| 121.3.237.68 | 2030300484 | 0 |
| 121.3.237.69 | 2030300485 | 0 |
| 121.3.237.70 | 2030300486 | 0 |
| 121.3.237.71 | 2030300487 | 0 |
| 121.3.237.72 | 2030300488 | 0 |
| 121.3.237.73 | 2030300489 | 0 |
| 121.3.237.74 | 2030300490 | 0 |
| 121.3.237.75 | 2030300491 | 0 |
| 121.3.237.76 | 2030300492 | 0 |
| 121.3.237.77 | 2030300493 | 0 |
| 121.3.237.78 | 2030300494 | 0 |
| 121.3.237.79 | 2030300495 | 0 |
| 121.3.237.80 | 2030300496 | 0 |
| 121.3.237.81 | 2030300497 | 0 |
| 121.3.237.82 | 2030300498 | 0 |
| 121.3.237.83 | 2030300499 | 0 |
| 121.3.237.84 | 2030300500 | 0 |
| 121.3.237.85 | 2030300501 | 0 |