Les adresses IP débutant par 221.186.5 sont fournies par NTT Communications Corporation, elles appartiennent au CIDR (Classless Inter-Domain Routing) 221.184.0.0/13, le bloc IP comprant les adresses de 221.184.0.0 à 221.191.255.255). Le numéro de système autonome (ASN) est 4713.
| ASN | 4713 |
| IP commençant par | 221.184.0.0 |
| IP se terminant par | 221.191.255.255 |
| Nom ASN | NTT Communications Corporation |
| CDIR | 221.184.0.0/13 |
| IP numérique | |
| Registe | apnic |
| Dernière mise à jour | 17/05/2018 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | JP | Japan | - | Tokyo | 35,6895 | 139,6917 | 2018-05-17 |
| MaxMind | JP | Japon | - | Ota | 36,3 | 139,3667 | 2018-05-17 |
| Whois | JP | - | - | - | 138 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 221.186.5.0 | 3719955712 | 0 |
| 221.186.5.1 | 3719955713 | 0 |
| 221.186.5.2 | 3719955714 | 0 |
| 221.186.5.3 | 3719955715 | 0 |
| 221.186.5.4 | 3719955716 | 0 |
| 221.186.5.5 | 3719955717 | 0 |
| 221.186.5.6 | 3719955718 | 0 |
| 221.186.5.7 | 3719955719 | 0 |
| 221.186.5.8 | 3719955720 | 0 |
| 221.186.5.9 | 3719955721 | 0 |
| 221.186.5.10 | 3719955722 | 0 |
| 221.186.5.11 | 3719955723 | 0 |
| 221.186.5.12 | 3719955724 | 0 |
| 221.186.5.13 | 3719955725 | 0 |
| 221.186.5.14 | 3719955726 | 0 |
| 221.186.5.15 | 3719955727 | 0 |
| 221.186.5.16 | 3719955728 | 0 |
| 221.186.5.17 | 3719955729 | 0 |
| 221.186.5.18 | 3719955730 | 0 |
| 221.186.5.19 | 3719955731 | 0 |
| 221.186.5.20 | 3719955732 | 0 |
| 221.186.5.21 | 3719955733 | 0 |
| 221.186.5.22 | 3719955734 | 0 |
| 221.186.5.23 | 3719955735 | 0 |
| 221.186.5.24 | 3719955736 | 0 |
| 221.186.5.25 | 3719955737 | 0 |
| 221.186.5.26 | 3719955738 | 0 |
| 221.186.5.27 | 3719955739 | 0 |
| 221.186.5.28 | 3719955740 | 0 |
| 221.186.5.29 | 3719955741 | 0 |
| 221.186.5.30 | 3719955742 | 0 |
| 221.186.5.31 | 3719955743 | 0 |
| 221.186.5.32 | 3719955744 | 0 |
| 221.186.5.33 | 3719955745 | 0 |
| 221.186.5.34 | 3719955746 | 0 |
| 221.186.5.35 | 3719955747 | 0 |
| 221.186.5.36 | 3719955748 | 0 |
| 221.186.5.37 | 3719955749 | 0 |
| 221.186.5.38 | 3719955750 | 0 |
| 221.186.5.39 | 3719955751 | 0 |
| 221.186.5.40 | 3719955752 | 0 |
| 221.186.5.41 | 3719955753 | 0 |
| 221.186.5.42 | 3719955754 | 0 |
| 221.186.5.43 | 3719955755 | 0 |
| 221.186.5.44 | 3719955756 | 0 |
| 221.186.5.45 | 3719955757 | 0 |
| 221.186.5.46 | 3719955758 | 0 |
| 221.186.5.47 | 3719955759 | 0 |
| 221.186.5.48 | 3719955760 | 0 |
| 221.186.5.49 | 3719955761 | 0 |
| 221.186.5.50 | 3719955762 | 0 |
| 221.186.5.51 | 3719955763 | 0 |
| 221.186.5.52 | 3719955764 | 0 |
| 221.186.5.53 | 3719955765 | 0 |
| 221.186.5.54 | 3719955766 | 0 |
| 221.186.5.55 | 3719955767 | 0 |
| 221.186.5.56 | 3719955768 | 0 |
| 221.186.5.57 | 3719955769 | 0 |
| 221.186.5.58 | 3719955770 | 0 |
| 221.186.5.59 | 3719955771 | 0 |
| 221.186.5.60 | 3719955772 | 0 |
| 221.186.5.61 | 3719955773 | 0 |
| 221.186.5.62 | 3719955774 | 0 |
| 221.186.5.63 | 3719955775 | 0 |
| 221.186.5.64 | 3719955776 | 0 |
| 221.186.5.65 | 3719955777 | 0 |
| 221.186.5.66 | 3719955778 | 0 |
| 221.186.5.67 | 3719955779 | 0 |
| 221.186.5.68 | 3719955780 | 0 |
| 221.186.5.69 | 3719955781 | 0 |
| 221.186.5.70 | 3719955782 | 0 |
| 221.186.5.71 | 3719955783 | 0 |
| 221.186.5.72 | 3719955784 | 0 |
| 221.186.5.73 | 3719955785 | 0 |
| 221.186.5.74 | 3719955786 | 0 |
| 221.186.5.75 | 3719955787 | 0 |
| 221.186.5.76 | 3719955788 | 0 |
| 221.186.5.77 | 3719955789 | 0 |
| 221.186.5.78 | 3719955790 | 0 |
| 221.186.5.79 | 3719955791 | 0 |
| 221.186.5.80 | 3719955792 | 0 |
| 221.186.5.81 | 3719955793 | 0 |
| 221.186.5.82 | 3719955794 | 0 |
| 221.186.5.83 | 3719955795 | 0 |
| 221.186.5.84 | 3719955796 | 0 |
| 221.186.5.85 | 3719955797 | 0 |