Les adresses IP débutant par 203.138.6 sont fournies par NTT PC Communications, Inc., elles appartiennent au CIDR (Classless Inter-Domain Routing) 203.138.0.0/16, le bloc IP comprant les adresses de 203.138.0.0 à 203.138.255.255). Le numéro de système autonome (ASN) est 2514.
| ASN | 2514 |
| IP commençant par | 203.138.0.0 |
| IP se terminant par | 203.138.255.255 |
| Nom ASN | NTT PC Communications, Inc. |
| CDIR | 203.138.0.0/16 |
| IP numérique | |
| Registe | apnic |
| Dernière mise à jour | 09/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | JP | Japan | - | Tokyo | 35,6895 | 139,6917 | 2017-07-09 |
| MaxMind | JP | Japon | - | - | 35,69 | 139,69 | 2017-07-09 |
| Whois | JP | - | - | - | 138 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 203.138.6.0 | 3414820352 | 0 |
| 203.138.6.1 | 3414820353 | 0 |
| 203.138.6.2 | 3414820354 | 0 |
| 203.138.6.3 | 3414820355 | 0 |
| 203.138.6.4 | 3414820356 | 0 |
| 203.138.6.5 | 3414820357 | 0 |
| 203.138.6.6 | 3414820358 | 0 |
| 203.138.6.7 | 3414820359 | 0 |
| 203.138.6.8 | 3414820360 | 0 |
| 203.138.6.9 | 3414820361 | 0 |
| 203.138.6.10 | 3414820362 | 0 |
| 203.138.6.11 | 3414820363 | 0 |
| 203.138.6.12 | 3414820364 | 0 |
| 203.138.6.13 | 3414820365 | 0 |
| 203.138.6.14 | 3414820366 | 0 |
| 203.138.6.15 | 3414820367 | 0 |
| 203.138.6.16 | 3414820368 | 0 |
| 203.138.6.17 | 3414820369 | 0 |
| 203.138.6.18 | 3414820370 | 0 |
| 203.138.6.19 | 3414820371 | 0 |
| 203.138.6.20 | 3414820372 | 0 |
| 203.138.6.21 | 3414820373 | 0 |
| 203.138.6.22 | 3414820374 | 0 |
| 203.138.6.23 | 3414820375 | 0 |
| 203.138.6.24 | 3414820376 | 0 |
| 203.138.6.25 | 3414820377 | 0 |
| 203.138.6.26 | 3414820378 | 0 |
| 203.138.6.27 | 3414820379 | 0 |
| 203.138.6.28 | 3414820380 | 0 |
| 203.138.6.29 | 3414820381 | 0 |
| 203.138.6.30 | 3414820382 | 0 |
| 203.138.6.31 | 3414820383 | 0 |
| 203.138.6.32 | 3414820384 | 0 |
| 203.138.6.33 | 3414820385 | 0 |
| 203.138.6.34 | 3414820386 | 0 |
| 203.138.6.35 | 3414820387 | 0 |
| 203.138.6.36 | 3414820388 | 0 |
| 203.138.6.37 | 3414820389 | 0 |
| 203.138.6.38 | 3414820390 | 0 |
| 203.138.6.39 | 3414820391 | 0 |
| 203.138.6.40 | 3414820392 | 0 |
| 203.138.6.41 | 3414820393 | 0 |
| 203.138.6.42 | 3414820394 | 0 |
| 203.138.6.43 | 3414820395 | 0 |
| 203.138.6.44 | 3414820396 | 0 |
| 203.138.6.45 | 3414820397 | 0 |
| 203.138.6.46 | 3414820398 | 0 |
| 203.138.6.47 | 3414820399 | 0 |
| 203.138.6.48 | 3414820400 | 0 |
| 203.138.6.49 | 3414820401 | 0 |
| 203.138.6.50 | 3414820402 | 0 |
| 203.138.6.51 | 3414820403 | 0 |
| 203.138.6.52 | 3414820404 | 0 |
| 203.138.6.53 | 3414820405 | 0 |
| 203.138.6.54 | 3414820406 | 0 |
| 203.138.6.55 | 3414820407 | 0 |
| 203.138.6.56 | 3414820408 | 0 |
| 203.138.6.57 | 3414820409 | 0 |
| 203.138.6.58 | 3414820410 | 0 |
| 203.138.6.59 | 3414820411 | 0 |
| 203.138.6.60 | 3414820412 | 0 |
| 203.138.6.61 | 3414820413 | 0 |
| 203.138.6.62 | 3414820414 | 0 |
| 203.138.6.63 | 3414820415 | 0 |
| 203.138.6.64 | 3414820416 | 0 |
| 203.138.6.65 | 3414820417 | 0 |
| 203.138.6.66 | 3414820418 | 0 |
| 203.138.6.67 | 3414820419 | 0 |
| 203.138.6.68 | 3414820420 | 0 |
| 203.138.6.69 | 3414820421 | 0 |
| 203.138.6.70 | 3414820422 | 0 |
| 203.138.6.71 | 3414820423 | 0 |
| 203.138.6.72 | 3414820424 | 0 |
| 203.138.6.73 | 3414820425 | 0 |
| 203.138.6.74 | 3414820426 | 0 |
| 203.138.6.75 | 3414820427 | 0 |
| 203.138.6.76 | 3414820428 | 0 |
| 203.138.6.77 | 3414820429 | 0 |
| 203.138.6.78 | 3414820430 | 0 |
| 203.138.6.79 | 3414820431 | 0 |
| 203.138.6.80 | 3414820432 | 0 |
| 203.138.6.81 | 3414820433 | 0 |
| 203.138.6.82 | 3414820434 | 0 |
| 203.138.6.83 | 3414820435 | 0 |
| 203.138.6.84 | 3414820436 | 0 |
| 203.138.6.85 | 3414820437 | 0 |