Les adresses IP débutant par 121.2.160 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 | 15/08/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | JP | Japan | - | Tokyo | 35,6895 | 139,6917 | 2017-08-15 |
| MaxMind | JP | Japon | - | Tokyo | 35,6427 | 139,7677 | 2017-08-15 |
| Whois | JP | - | - | - | 138 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.2.160.0 | 2030215168 | 0 |
| 121.2.160.1 | 2030215169 | 0 |
| 121.2.160.2 | 2030215170 | 0 |
| 121.2.160.3 | 2030215171 | 0 |
| 121.2.160.4 | 2030215172 | 0 |
| 121.2.160.5 | 2030215173 | 0 |
| 121.2.160.6 | 2030215174 | 0 |
| 121.2.160.7 | 2030215175 | 0 |
| 121.2.160.8 | 2030215176 | 0 |
| 121.2.160.9 | 2030215177 | 0 |
| 121.2.160.10 | 2030215178 | 0 |
| 121.2.160.11 | 2030215179 | 0 |
| 121.2.160.12 | 2030215180 | 0 |
| 121.2.160.13 | 2030215181 | 0 |
| 121.2.160.14 | 2030215182 | 0 |
| 121.2.160.15 | 2030215183 | 0 |
| 121.2.160.16 | 2030215184 | 0 |
| 121.2.160.17 | 2030215185 | 0 |
| 121.2.160.18 | 2030215186 | 0 |
| 121.2.160.19 | 2030215187 | 0 |
| 121.2.160.20 | 2030215188 | 0 |
| 121.2.160.21 | 2030215189 | 0 |
| 121.2.160.22 | 2030215190 | 0 |
| 121.2.160.23 | 2030215191 | 0 |
| 121.2.160.24 | 2030215192 | 0 |
| 121.2.160.25 | 2030215193 | 0 |
| 121.2.160.26 | 2030215194 | 0 |
| 121.2.160.27 | 2030215195 | 0 |
| 121.2.160.28 | 2030215196 | 0 |
| 121.2.160.29 | 2030215197 | 0 |
| 121.2.160.30 | 2030215198 | 0 |
| 121.2.160.31 | 2030215199 | 0 |
| 121.2.160.32 | 2030215200 | 0 |
| 121.2.160.33 | 2030215201 | 0 |
| 121.2.160.34 | 2030215202 | 0 |
| 121.2.160.35 | 2030215203 | 0 |
| 121.2.160.36 | 2030215204 | 0 |
| 121.2.160.37 | 2030215205 | 0 |
| 121.2.160.38 | 2030215206 | 0 |
| 121.2.160.39 | 2030215207 | 0 |
| 121.2.160.40 | 2030215208 | 0 |
| 121.2.160.41 | 2030215209 | 0 |
| 121.2.160.42 | 2030215210 | 0 |
| 121.2.160.43 | 2030215211 | 0 |
| 121.2.160.44 | 2030215212 | 0 |
| 121.2.160.45 | 2030215213 | 0 |
| 121.2.160.46 | 2030215214 | 0 |
| 121.2.160.47 | 2030215215 | 0 |
| 121.2.160.48 | 2030215216 | 0 |
| 121.2.160.49 | 2030215217 | 0 |
| 121.2.160.50 | 2030215218 | 0 |
| 121.2.160.51 | 2030215219 | 0 |
| 121.2.160.52 | 2030215220 | 0 |
| 121.2.160.53 | 2030215221 | 0 |
| 121.2.160.54 | 2030215222 | 0 |
| 121.2.160.55 | 2030215223 | 0 |
| 121.2.160.56 | 2030215224 | 0 |
| 121.2.160.57 | 2030215225 | 0 |
| 121.2.160.58 | 2030215226 | 0 |
| 121.2.160.59 | 2030215227 | 0 |
| 121.2.160.60 | 2030215228 | 0 |
| 121.2.160.61 | 2030215229 | 0 |
| 121.2.160.62 | 2030215230 | 0 |
| 121.2.160.63 | 2030215231 | 0 |
| 121.2.160.64 | 2030215232 | 0 |
| 121.2.160.65 | 2030215233 | 0 |
| 121.2.160.66 | 2030215234 | 0 |
| 121.2.160.67 | 2030215235 | 0 |
| 121.2.160.68 | 2030215236 | 0 |
| 121.2.160.69 | 2030215237 | 0 |
| 121.2.160.70 | 2030215238 | 0 |
| 121.2.160.71 | 2030215239 | 0 |
| 121.2.160.72 | 2030215240 | 0 |
| 121.2.160.73 | 2030215241 | 0 |
| 121.2.160.74 | 2030215242 | 0 |
| 121.2.160.75 | 2030215243 | 0 |
| 121.2.160.76 | 2030215244 | 0 |
| 121.2.160.77 | 2030215245 | 0 |
| 121.2.160.78 | 2030215246 | 0 |
| 121.2.160.79 | 2030215247 | 0 |
| 121.2.160.80 | 2030215248 | 0 |
| 121.2.160.81 | 2030215249 | 0 |
| 121.2.160.82 | 2030215250 | 0 |
| 121.2.160.83 | 2030215251 | 0 |
| 121.2.160.84 | 2030215252 | 0 |
| 121.2.160.85 | 2030215253 | 0 |