Die IP-Adresse 121.3.149 erfolgt über So-net Entertainment Corporation, es hat gehören zu den GGDV (Classless Inter-Domain Routing) 121.2.0.0/15 (Bereich 121.2.0.0, 121.3.255.255). Die autonomen Systemnummer (ASN) ist 2527.
| ASN | 2527 |
| Ausgehend von IP | 121.2.0.0 |
| Beendigung durch IP | 121.3.255.255 |
| ASN-Namen | So-net Entertainment Corporation |
| GGDV | 121.2.0.0/15 |
| Numerische IP | |
| Registrierung | apnic |
| Letztes update | 20.07.2017 |

| Vorwahl des Landes | Land | Region | Stadt | Breitengrad | Länge | Letztes update | |
| IP2Location | JP | Japan | - | Tokyo | 35,6895 | 139,6917 | 2017-07-20 |
| MaxMind | JP | Japan | - | Tokio | 35,6427 | 139,7677 | 2017-07-20 |
| Whois | JP | - | - | - | 138 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.3.149.0 | 2030277888 | 0 |
| 121.3.149.1 | 2030277889 | 0 |
| 121.3.149.2 | 2030277890 | 0 |
| 121.3.149.3 | 2030277891 | 0 |
| 121.3.149.4 | 2030277892 | 0 |
| 121.3.149.5 | 2030277893 | 0 |
| 121.3.149.6 | 2030277894 | 0 |
| 121.3.149.7 | 2030277895 | 0 |
| 121.3.149.8 | 2030277896 | 0 |
| 121.3.149.9 | 2030277897 | 0 |
| 121.3.149.10 | 2030277898 | 0 |
| 121.3.149.11 | 2030277899 | 0 |
| 121.3.149.12 | 2030277900 | 0 |
| 121.3.149.13 | 2030277901 | 0 |
| 121.3.149.14 | 2030277902 | 0 |
| 121.3.149.15 | 2030277903 | 0 |
| 121.3.149.16 | 2030277904 | 0 |
| 121.3.149.17 | 2030277905 | 0 |
| 121.3.149.18 | 2030277906 | 0 |
| 121.3.149.19 | 2030277907 | 0 |
| 121.3.149.20 | 2030277908 | 0 |
| 121.3.149.21 | 2030277909 | 0 |
| 121.3.149.22 | 2030277910 | 0 |
| 121.3.149.23 | 2030277911 | 0 |
| 121.3.149.24 | 2030277912 | 0 |
| 121.3.149.25 | 2030277913 | 0 |
| 121.3.149.26 | 2030277914 | 0 |
| 121.3.149.27 | 2030277915 | 0 |
| 121.3.149.28 | 2030277916 | 0 |
| 121.3.149.29 | 2030277917 | 0 |
| 121.3.149.30 | 2030277918 | 0 |
| 121.3.149.31 | 2030277919 | 0 |
| 121.3.149.32 | 2030277920 | 0 |
| 121.3.149.33 | 2030277921 | 0 |
| 121.3.149.34 | 2030277922 | 0 |
| 121.3.149.35 | 2030277923 | 0 |
| 121.3.149.36 | 2030277924 | 0 |
| 121.3.149.37 | 2030277925 | 0 |
| 121.3.149.38 | 2030277926 | 0 |
| 121.3.149.39 | 2030277927 | 0 |
| 121.3.149.40 | 2030277928 | 0 |
| 121.3.149.41 | 2030277929 | 0 |
| 121.3.149.42 | 2030277930 | 0 |
| 121.3.149.43 | 2030277931 | 0 |
| 121.3.149.44 | 2030277932 | 0 |
| 121.3.149.45 | 2030277933 | 0 |
| 121.3.149.46 | 2030277934 | 0 |
| 121.3.149.47 | 2030277935 | 0 |
| 121.3.149.48 | 2030277936 | 0 |
| 121.3.149.49 | 2030277937 | 0 |
| 121.3.149.50 | 2030277938 | 0 |
| 121.3.149.51 | 2030277939 | 0 |
| 121.3.149.52 | 2030277940 | 0 |
| 121.3.149.53 | 2030277941 | 0 |
| 121.3.149.54 | 2030277942 | 0 |
| 121.3.149.55 | 2030277943 | 0 |
| 121.3.149.56 | 2030277944 | 0 |
| 121.3.149.57 | 2030277945 | 0 |
| 121.3.149.58 | 2030277946 | 0 |
| 121.3.149.59 | 2030277947 | 0 |
| 121.3.149.60 | 2030277948 | 0 |
| 121.3.149.61 | 2030277949 | 0 |
| 121.3.149.62 | 2030277950 | 0 |
| 121.3.149.63 | 2030277951 | 0 |
| 121.3.149.64 | 2030277952 | 0 |
| 121.3.149.65 | 2030277953 | 0 |
| 121.3.149.66 | 2030277954 | 0 |
| 121.3.149.67 | 2030277955 | 0 |
| 121.3.149.68 | 2030277956 | 0 |
| 121.3.149.69 | 2030277957 | 0 |
| 121.3.149.70 | 2030277958 | 0 |
| 121.3.149.71 | 2030277959 | 0 |
| 121.3.149.72 | 2030277960 | 0 |
| 121.3.149.73 | 2030277961 | 0 |
| 121.3.149.74 | 2030277962 | 0 |
| 121.3.149.75 | 2030277963 | 0 |
| 121.3.149.76 | 2030277964 | 0 |
| 121.3.149.77 | 2030277965 | 0 |
| 121.3.149.78 | 2030277966 | 0 |
| 121.3.149.79 | 2030277967 | 0 |
| 121.3.149.80 | 2030277968 | 0 |
| 121.3.149.81 | 2030277969 | 0 |
| 121.3.149.82 | 2030277970 | 0 |
| 121.3.149.83 | 2030277971 | 0 |
| 121.3.149.84 | 2030277972 | 0 |
| 121.3.149.85 | 2030277973 | 0 |