Les adresses IP débutant par 221.66.57 sont fournies par SoftBank BB Corp., elles appartiennent au CIDR (Classless Inter-Domain Routing) 221.64.0.0/11, le bloc IP comprant les adresses de 221.64.0.0 à 221.95.255.255). Le numéro de système autonome (ASN) est 17676.
| ASN | 17676 |
| IP commençant par | 221.64.0.0 |
| IP se terminant par | 221.95.255.255 |
| Nom ASN | SoftBank BB Corp. |
| CDIR | 221.64.0.0/11 |
| IP numérique | |
| Registe | |
| Dernière mise à jour | 16/08/2017 |

| 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 | - | - | 35,69 | 139,69 | 2017-08-15 |
| Whois | JP | - | - | - | 138 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 221.66.57.0 | 3712104704 | 0 |
| 221.66.57.1 | 3712104705 | 0 |
| 221.66.57.2 | 3712104706 | 0 |
| 221.66.57.3 | 3712104707 | 0 |
| 221.66.57.4 | 3712104708 | 0 |
| 221.66.57.5 | 3712104709 | 0 |
| 221.66.57.6 | 3712104710 | 0 |
| 221.66.57.7 | 3712104711 | 0 |
| 221.66.57.8 | 3712104712 | 0 |
| 221.66.57.9 | 3712104713 | 0 |
| 221.66.57.10 | 3712104714 | 0 |
| 221.66.57.11 | 3712104715 | 0 |
| 221.66.57.12 | 3712104716 | 0 |
| 221.66.57.13 | 3712104717 | 0 |
| 221.66.57.14 | 3712104718 | 0 |
| 221.66.57.15 | 3712104719 | 0 |
| 221.66.57.16 | 3712104720 | 0 |
| 221.66.57.17 | 3712104721 | 0 |
| 221.66.57.18 | 3712104722 | 0 |
| 221.66.57.19 | 3712104723 | 0 |
| 221.66.57.20 | 3712104724 | 0 |
| 221.66.57.21 | 3712104725 | 0 |
| 221.66.57.22 | 3712104726 | 0 |
| 221.66.57.23 | 3712104727 | 0 |
| 221.66.57.24 | 3712104728 | 0 |
| 221.66.57.25 | 3712104729 | 0 |
| 221.66.57.26 | 3712104730 | 0 |
| 221.66.57.27 | 3712104731 | 0 |
| 221.66.57.28 | 3712104732 | 0 |
| 221.66.57.29 | 3712104733 | 0 |
| 221.66.57.30 | 3712104734 | 0 |
| 221.66.57.31 | 3712104735 | 0 |
| 221.66.57.32 | 3712104736 | 0 |
| 221.66.57.33 | 3712104737 | 0 |
| 221.66.57.34 | 3712104738 | 0 |
| 221.66.57.35 | 3712104739 | 0 |
| 221.66.57.36 | 3712104740 | 0 |
| 221.66.57.37 | 3712104741 | 0 |
| 221.66.57.38 | 3712104742 | 0 |
| 221.66.57.39 | 3712104743 | 0 |
| 221.66.57.40 | 3712104744 | 0 |
| 221.66.57.41 | 3712104745 | 0 |
| 221.66.57.42 | 3712104746 | 0 |
| 221.66.57.43 | 3712104747 | 0 |
| 221.66.57.44 | 3712104748 | 0 |
| 221.66.57.45 | 3712104749 | 0 |
| 221.66.57.46 | 3712104750 | 0 |
| 221.66.57.47 | 3712104751 | 0 |
| 221.66.57.48 | 3712104752 | 0 |
| 221.66.57.49 | 3712104753 | 0 |
| 221.66.57.50 | 3712104754 | 0 |
| 221.66.57.51 | 3712104755 | 0 |
| 221.66.57.52 | 3712104756 | 0 |
| 221.66.57.53 | 3712104757 | 0 |
| 221.66.57.54 | 3712104758 | 0 |
| 221.66.57.55 | 3712104759 | 0 |
| 221.66.57.56 | 3712104760 | 0 |
| 221.66.57.57 | 3712104761 | 0 |
| 221.66.57.58 | 3712104762 | 0 |
| 221.66.57.59 | 3712104763 | 0 |
| 221.66.57.60 | 3712104764 | 0 |
| 221.66.57.61 | 3712104765 | 0 |
| 221.66.57.62 | 3712104766 | 0 |
| 221.66.57.63 | 3712104767 | 0 |
| 221.66.57.64 | 3712104768 | 0 |
| 221.66.57.65 | 3712104769 | 0 |
| 221.66.57.66 | 3712104770 | 0 |
| 221.66.57.67 | 3712104771 | 0 |
| 221.66.57.68 | 3712104772 | 0 |
| 221.66.57.69 | 3712104773 | 0 |
| 221.66.57.70 | 3712104774 | 0 |
| 221.66.57.71 | 3712104775 | 0 |
| 221.66.57.72 | 3712104776 | 0 |
| 221.66.57.73 | 3712104777 | 0 |
| 221.66.57.74 | 3712104778 | 0 |
| 221.66.57.75 | 3712104779 | 0 |
| 221.66.57.76 | 3712104780 | 0 |
| 221.66.57.77 | 3712104781 | 0 |
| 221.66.57.78 | 3712104782 | 0 |
| 221.66.57.79 | 3712104783 | 0 |
| 221.66.57.80 | 3712104784 | 0 |
| 221.66.57.81 | 3712104785 | 0 |
| 221.66.57.82 | 3712104786 | 0 |
| 221.66.57.83 | 3712104787 | 0 |
| 221.66.57.84 | 3712104788 | 0 |
| 221.66.57.85 | 3712104789 | 0 |