La dirección IP 121.3.239 es proporcionada por So-net Entertainment Corporation, que es propiedad de la CIDR (Classless Inter-Domain Routing) 121.2.0.0/15, IP entre 121.2.0.0 a 121.3.255.255 ). El número de sistema autónomo (ASN) es 2527.
| ASN | 2527 |
| IP que comienzan con | 121.2.0.0 |
| IP que termina con | 121.3.255.255 |
| ASN Nombre | So-net Entertainment Corporation |
| CDIR | 121.2.0.0/15 |
| IP numérica | |
| Registe | apnic |
| Última actualización | 20/09/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | JP | Japan | - | Tokyo | 35,6895 | 139,6917 | 2017-09-19 |
| MaxMind | JP | Japón | - | Tokyo | 35,6427 | 139,7677 | 2017-09-19 |
| Whois | JP | - | - | - | 138 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.3.239.0 | 2030300928 | 0 |
| 121.3.239.1 | 2030300929 | 0 |
| 121.3.239.2 | 2030300930 | 0 |
| 121.3.239.3 | 2030300931 | 0 |
| 121.3.239.4 | 2030300932 | 0 |
| 121.3.239.5 | 2030300933 | 0 |
| 121.3.239.6 | 2030300934 | 0 |
| 121.3.239.7 | 2030300935 | 0 |
| 121.3.239.8 | 2030300936 | 0 |
| 121.3.239.9 | 2030300937 | 0 |
| 121.3.239.10 | 2030300938 | 0 |
| 121.3.239.11 | 2030300939 | 0 |
| 121.3.239.12 | 2030300940 | 0 |
| 121.3.239.13 | 2030300941 | 0 |
| 121.3.239.14 | 2030300942 | 0 |
| 121.3.239.15 | 2030300943 | 0 |
| 121.3.239.16 | 2030300944 | 0 |
| 121.3.239.17 | 2030300945 | 0 |
| 121.3.239.18 | 2030300946 | 0 |
| 121.3.239.19 | 2030300947 | 0 |
| 121.3.239.20 | 2030300948 | 0 |
| 121.3.239.21 | 2030300949 | 0 |
| 121.3.239.22 | 2030300950 | 0 |
| 121.3.239.23 | 2030300951 | 0 |
| 121.3.239.24 | 2030300952 | 0 |
| 121.3.239.25 | 2030300953 | 0 |
| 121.3.239.26 | 2030300954 | 0 |
| 121.3.239.27 | 2030300955 | 0 |
| 121.3.239.28 | 2030300956 | 0 |
| 121.3.239.29 | 2030300957 | 0 |
| 121.3.239.30 | 2030300958 | 0 |
| 121.3.239.31 | 2030300959 | 0 |
| 121.3.239.32 | 2030300960 | 0 |
| 121.3.239.33 | 2030300961 | 0 |
| 121.3.239.34 | 2030300962 | 0 |
| 121.3.239.35 | 2030300963 | 0 |
| 121.3.239.36 | 2030300964 | 0 |
| 121.3.239.37 | 2030300965 | 0 |
| 121.3.239.38 | 2030300966 | 0 |
| 121.3.239.39 | 2030300967 | 0 |
| 121.3.239.40 | 2030300968 | 0 |
| 121.3.239.41 | 2030300969 | 0 |
| 121.3.239.42 | 2030300970 | 0 |
| 121.3.239.43 | 2030300971 | 0 |
| 121.3.239.44 | 2030300972 | 0 |
| 121.3.239.45 | 2030300973 | 0 |
| 121.3.239.46 | 2030300974 | 0 |
| 121.3.239.47 | 2030300975 | 0 |
| 121.3.239.48 | 2030300976 | 0 |
| 121.3.239.49 | 2030300977 | 0 |
| 121.3.239.50 | 2030300978 | 0 |
| 121.3.239.51 | 2030300979 | 0 |
| 121.3.239.52 | 2030300980 | 0 |
| 121.3.239.53 | 2030300981 | 0 |
| 121.3.239.54 | 2030300982 | 0 |
| 121.3.239.55 | 2030300983 | 0 |
| 121.3.239.56 | 2030300984 | 0 |
| 121.3.239.57 | 2030300985 | 0 |
| 121.3.239.58 | 2030300986 | 0 |
| 121.3.239.59 | 2030300987 | 0 |
| 121.3.239.60 | 2030300988 | 0 |
| 121.3.239.61 | 2030300989 | 0 |
| 121.3.239.62 | 2030300990 | 0 |
| 121.3.239.63 | 2030300991 | 0 |
| 121.3.239.64 | 2030300992 | 0 |
| 121.3.239.65 | 2030300993 | 0 |
| 121.3.239.66 | 2030300994 | 0 |
| 121.3.239.67 | 2030300995 | 0 |
| 121.3.239.68 | 2030300996 | 0 |
| 121.3.239.69 | 2030300997 | 0 |
| 121.3.239.70 | 2030300998 | 0 |
| 121.3.239.71 | 2030300999 | 0 |
| 121.3.239.72 | 2030301000 | 0 |
| 121.3.239.73 | 2030301001 | 0 |
| 121.3.239.74 | 2030301002 | 0 |
| 121.3.239.75 | 2030301003 | 0 |
| 121.3.239.76 | 2030301004 | 0 |
| 121.3.239.77 | 2030301005 | 0 |
| 121.3.239.78 | 2030301006 | 0 |
| 121.3.239.79 | 2030301007 | 0 |
| 121.3.239.80 | 2030301008 | 0 |
| 121.3.239.81 | 2030301009 | 0 |
| 121.3.239.82 | 2030301010 | 0 |
| 121.3.239.83 | 2030301011 | 0 |
| 121.3.239.84 | 2030301012 | 0 |
| 121.3.239.85 | 2030301013 | 0 |