Les adresses IP débutant par 121.1.159 sont fournies par Asahi Net, elles appartiennent au CIDR (Classless Inter-Domain Routing) 121.1.128.0/17, le bloc IP comprant les adresses de 121.1.128.0 à 121.1.255.255). Le numéro de système autonome (ASN) est 4685.
| ASN | 4685 |
| IP commençant par | 121.1.128.0 |
| IP se terminant par | 121.1.255.255 |
| Nom ASN | Asahi Net |
| CDIR | 121.1.128.0/17 |
| IP numérique | |
| Registe | apnic |
| Dernière mise à jour | 10/04/2018 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | JP | Japon | - | Matsuyama | 33,833 | 132,767 | 2018-04-09 |
| MaxMind | JP | Japon | - | Okayama | 34,6617 | 133,935 | 2018-04-09 |
| Whois | JP | - | - | - | 138 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 121.1.159.0 | 2030149376 | 0 |
| 121.1.159.1 | 2030149377 | 0 |
| 121.1.159.2 | 2030149378 | 0 |
| 121.1.159.3 | 2030149379 | 0 |
| 121.1.159.4 | 2030149380 | 0 |
| 121.1.159.5 | 2030149381 | 0 |
| 121.1.159.6 | 2030149382 | 0 |
| 121.1.159.7 | 2030149383 | 0 |
| 121.1.159.8 | 2030149384 | 0 |
| 121.1.159.9 | 2030149385 | 0 |
| 121.1.159.10 | 2030149386 | 0 |
| 121.1.159.11 | 2030149387 | 0 |
| 121.1.159.12 | 2030149388 | 0 |
| 121.1.159.13 | 2030149389 | 0 |
| 121.1.159.14 | 2030149390 | 0 |
| 121.1.159.15 | 2030149391 | 0 |
| 121.1.159.16 | 2030149392 | 0 |
| 121.1.159.17 | 2030149393 | 0 |
| 121.1.159.18 | 2030149394 | 0 |
| 121.1.159.19 | 2030149395 | 0 |
| 121.1.159.20 | 2030149396 | 0 |
| 121.1.159.21 | 2030149397 | 0 |
| 121.1.159.22 | 2030149398 | 0 |
| 121.1.159.23 | 2030149399 | 0 |
| 121.1.159.24 | 2030149400 | 0 |
| 121.1.159.25 | 2030149401 | 0 |
| 121.1.159.26 | 2030149402 | 0 |
| 121.1.159.27 | 2030149403 | 0 |
| 121.1.159.28 | 2030149404 | 0 |
| 121.1.159.29 | 2030149405 | 0 |
| 121.1.159.30 | 2030149406 | 0 |
| 121.1.159.31 | 2030149407 | 0 |
| 121.1.159.32 | 2030149408 | 0 |
| 121.1.159.33 | 2030149409 | 0 |
| 121.1.159.34 | 2030149410 | 0 |
| 121.1.159.35 | 2030149411 | 0 |
| 121.1.159.36 | 2030149412 | 0 |
| 121.1.159.37 | 2030149413 | 0 |
| 121.1.159.38 | 2030149414 | 0 |
| 121.1.159.39 | 2030149415 | 0 |
| 121.1.159.40 | 2030149416 | 0 |
| 121.1.159.41 | 2030149417 | 0 |
| 121.1.159.42 | 2030149418 | 0 |
| 121.1.159.43 | 2030149419 | 0 |
| 121.1.159.44 | 2030149420 | 0 |
| 121.1.159.45 | 2030149421 | 0 |
| 121.1.159.46 | 2030149422 | 0 |
| 121.1.159.47 | 2030149423 | 0 |
| 121.1.159.48 | 2030149424 | 0 |
| 121.1.159.49 | 2030149425 | 0 |
| 121.1.159.50 | 2030149426 | 0 |
| 121.1.159.51 | 2030149427 | 0 |
| 121.1.159.52 | 2030149428 | 0 |
| 121.1.159.53 | 2030149429 | 0 |
| 121.1.159.54 | 2030149430 | 0 |
| 121.1.159.55 | 2030149431 | 0 |
| 121.1.159.56 | 2030149432 | 0 |
| 121.1.159.57 | 2030149433 | 0 |
| 121.1.159.58 | 2030149434 | 0 |
| 121.1.159.59 | 2030149435 | 0 |
| 121.1.159.60 | 2030149436 | 0 |
| 121.1.159.61 | 2030149437 | 0 |
| 121.1.159.62 | 2030149438 | 0 |
| 121.1.159.63 | 2030149439 | 0 |
| 121.1.159.64 | 2030149440 | 0 |
| 121.1.159.65 | 2030149441 | 0 |
| 121.1.159.66 | 2030149442 | 0 |
| 121.1.159.67 | 2030149443 | 0 |
| 121.1.159.68 | 2030149444 | 0 |
| 121.1.159.69 | 2030149445 | 0 |
| 121.1.159.70 | 2030149446 | 0 |
| 121.1.159.71 | 2030149447 | 0 |
| 121.1.159.72 | 2030149448 | 0 |
| 121.1.159.73 | 2030149449 | 0 |
| 121.1.159.74 | 2030149450 | 0 |
| 121.1.159.75 | 2030149451 | 0 |
| 121.1.159.76 | 2030149452 | 0 |
| 121.1.159.77 | 2030149453 | 0 |
| 121.1.159.78 | 2030149454 | 0 |
| 121.1.159.79 | 2030149455 | 0 |
| 121.1.159.80 | 2030149456 | 0 |
| 121.1.159.81 | 2030149457 | 0 |
| 121.1.159.82 | 2030149458 | 0 |
| 121.1.159.83 | 2030149459 | 0 |
| 121.1.159.84 | 2030149460 | 0 |
| 121.1.159.85 | 2030149461 | 0 |