Les adresses IP débutant par 133.55.72 sont fournies par Research Organization of Information and Systems, National Institute of Informatics, elles appartiennent au CIDR (Classless Inter-Domain Routing) 133.55.0.0/16, le bloc IP comprant les adresses de 133.55.0.0 à 133.55.255.255). Le numéro de système autonome (ASN) est 2907.
| ASN | 2907 |
| IP commençant par | 133.55.0.0 |
| IP se terminant par | 133.55.255.255 |
| Nom ASN | Research Organization of Information and Systems, National Institute of Informatics |
| CDIR | 133.55.0.0/16 |
| IP numérique | |
| Registe | apnic |
| Dernière mise à jour | 29/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | JP | Japan | - | Tokyo | 35,6895 | 139,6917 | 2017-07-03 |
| MaxMind | JP | Japon | - | - | 35,69 | 139,69 | 2017-07-03 |
| Whois | JP | - | - | - | 138 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 133.55.72.0 | 2234992640 | 0 |
| 133.55.72.1 | 2234992641 | 0 |
| 133.55.72.2 | 2234992642 | 0 |
| 133.55.72.3 | 2234992643 | 0 |
| 133.55.72.4 | 2234992644 | 0 |
| 133.55.72.5 | 2234992645 | 0 |
| 133.55.72.6 | 2234992646 | 0 |
| 133.55.72.7 | 2234992647 | 0 |
| 133.55.72.8 | 2234992648 | 0 |
| 133.55.72.9 | 2234992649 | 0 |
| 133.55.72.10 | 2234992650 | 0 |
| 133.55.72.11 | 2234992651 | 0 |
| 133.55.72.12 | 2234992652 | 0 |
| 133.55.72.13 | 2234992653 | 0 |
| 133.55.72.14 | 2234992654 | 0 |
| 133.55.72.15 | 2234992655 | 0 |
| 133.55.72.16 | 2234992656 | 0 |
| 133.55.72.17 | 2234992657 | 0 |
| 133.55.72.18 | 2234992658 | 0 |
| 133.55.72.19 | 2234992659 | 0 |
| 133.55.72.20 | 2234992660 | 0 |
| 133.55.72.21 | 2234992661 | 0 |
| 133.55.72.22 | 2234992662 | 0 |
| 133.55.72.23 | 2234992663 | 0 |
| 133.55.72.24 | 2234992664 | 0 |
| 133.55.72.25 | 2234992665 | 0 |
| 133.55.72.26 | 2234992666 | 0 |
| 133.55.72.27 | 2234992667 | 0 |
| 133.55.72.28 | 2234992668 | 0 |
| 133.55.72.29 | 2234992669 | 0 |
| 133.55.72.30 | 2234992670 | 0 |
| 133.55.72.31 | 2234992671 | 0 |
| 133.55.72.32 | 2234992672 | 0 |
| 133.55.72.33 | 2234992673 | 0 |
| 133.55.72.34 | 2234992674 | 0 |
| 133.55.72.35 | 2234992675 | 0 |
| 133.55.72.36 | 2234992676 | 0 |
| 133.55.72.37 | 2234992677 | 0 |
| 133.55.72.38 | 2234992678 | 0 |
| 133.55.72.39 | 2234992679 | 0 |
| 133.55.72.40 | 2234992680 | 0 |
| 133.55.72.41 | 2234992681 | 0 |
| 133.55.72.42 | 2234992682 | 0 |
| 133.55.72.43 | 2234992683 | 0 |
| 133.55.72.44 | 2234992684 | 0 |
| 133.55.72.45 | 2234992685 | 0 |
| 133.55.72.46 | 2234992686 | 0 |
| 133.55.72.47 | 2234992687 | 0 |
| 133.55.72.48 | 2234992688 | 0 |
| 133.55.72.49 | 2234992689 | 0 |
| 133.55.72.50 | 2234992690 | 0 |
| 133.55.72.51 | 2234992691 | 0 |
| 133.55.72.52 | 2234992692 | 0 |
| 133.55.72.53 | 2234992693 | 0 |
| 133.55.72.54 | 2234992694 | 0 |
| 133.55.72.55 | 2234992695 | 0 |
| 133.55.72.56 | 2234992696 | 0 |
| 133.55.72.57 | 2234992697 | 0 |
| 133.55.72.58 | 2234992698 | 0 |
| 133.55.72.59 | 2234992699 | 0 |
| 133.55.72.60 | 2234992700 | 0 |
| 133.55.72.61 | 2234992701 | 0 |
| 133.55.72.62 | 2234992702 | 0 |
| 133.55.72.63 | 2234992703 | 0 |
| 133.55.72.64 | 2234992704 | 0 |
| 133.55.72.65 | 2234992705 | 0 |
| 133.55.72.66 | 2234992706 | 0 |
| 133.55.72.67 | 2234992707 | 0 |
| 133.55.72.68 | 2234992708 | 0 |
| 133.55.72.69 | 2234992709 | 0 |
| 133.55.72.70 | 2234992710 | 0 |
| 133.55.72.71 | 2234992711 | 0 |
| 133.55.72.72 | 2234992712 | 0 |
| 133.55.72.73 | 2234992713 | 0 |
| 133.55.72.74 | 2234992714 | 0 |
| 133.55.72.75 | 2234992715 | 0 |
| 133.55.72.76 | 2234992716 | 0 |
| 133.55.72.77 | 2234992717 | 0 |
| 133.55.72.78 | 2234992718 | 0 |
| 133.55.72.79 | 2234992719 | 0 |
| 133.55.72.80 | 2234992720 | 0 |
| 133.55.72.81 | 2234992721 | 0 |
| 133.55.72.82 | 2234992722 | 0 |
| 133.55.72.83 | 2234992723 | 0 |
| 133.55.72.84 | 2234992724 | 0 |
| 133.55.72.85 | 2234992725 | 0 |