L'indirizzo IP 157.81.25 è fornito da The University of Tokyo, che è di proprietà del CIDR (Classless Inter-Domain Routing) 157.82.0.0/16, IP tra 157.82.0.0 a 157.82.255.255 ). Il numero di sistema autonomo (ASN) è 2501.
| ASN | 2501 |
| IP inizia con | 157.82.0.0 |
| IP finale con | 157.82.255.255 |
| ASN Nome | The University of Tokyo |
| CDIR | 157.82.0.0/16 |
| IP numerico | |
| Registe | apnic |
| Ultimo aggiornamento | 25/05/2020 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | JP | Japan | - | Higashimurayama | 35,75 | 139,467 | 2020-05-25 |
| MaxMind | JP | Japan | - | Tokyo | 35,6427 | 139,7677 | 2020-05-25 |
| Whois | JP | - | - | - | 138 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 157.81.25.0 | 2639337728 | 0 |
| 157.81.25.1 | 2639337729 | 0 |
| 157.81.25.2 | 2639337730 | 0 |
| 157.81.25.3 | 2639337731 | 0 |
| 157.81.25.4 | 2639337732 | 0 |
| 157.81.25.5 | 2639337733 | 0 |
| 157.81.25.6 | 2639337734 | 0 |
| 157.81.25.7 | 2639337735 | 0 |
| 157.81.25.8 | 2639337736 | 0 |
| 157.81.25.9 | 2639337737 | 0 |
| 157.81.25.10 | 2639337738 | 0 |
| 157.81.25.11 | 2639337739 | 0 |
| 157.81.25.12 | 2639337740 | 0 |
| 157.81.25.13 | 2639337741 | 0 |
| 157.81.25.14 | 2639337742 | 0 |
| 157.81.25.15 | 2639337743 | 0 |
| 157.81.25.16 | 2639337744 | 0 |
| 157.81.25.17 | 2639337745 | 0 |
| 157.81.25.18 | 2639337746 | 0 |
| 157.81.25.19 | 2639337747 | 0 |
| 157.81.25.20 | 2639337748 | 0 |
| 157.81.25.21 | 2639337749 | 0 |
| 157.81.25.22 | 2639337750 | 0 |
| 157.81.25.23 | 2639337751 | 0 |
| 157.81.25.24 | 2639337752 | 0 |
| 157.81.25.25 | 2639337753 | 0 |
| 157.81.25.26 | 2639337754 | 0 |
| 157.81.25.27 | 2639337755 | 0 |
| 157.81.25.28 | 2639337756 | 0 |
| 157.81.25.29 | 2639337757 | 0 |
| 157.81.25.30 | 2639337758 | 0 |
| 157.81.25.31 | 2639337759 | 0 |
| 157.81.25.32 | 2639337760 | 0 |
| 157.81.25.33 | 2639337761 | 0 |
| 157.81.25.34 | 2639337762 | 0 |
| 157.81.25.35 | 2639337763 | 0 |
| 157.81.25.36 | 2639337764 | 0 |
| 157.81.25.37 | 2639337765 | 0 |
| 157.81.25.38 | 2639337766 | 0 |
| 157.81.25.39 | 2639337767 | 0 |
| 157.81.25.40 | 2639337768 | 0 |
| 157.81.25.41 | 2639337769 | 0 |
| 157.81.25.42 | 2639337770 | 0 |
| 157.81.25.43 | 2639337771 | 0 |
| 157.81.25.44 | 2639337772 | 0 |
| 157.81.25.45 | 2639337773 | 0 |
| 157.81.25.46 | 2639337774 | 0 |
| 157.81.25.47 | 2639337775 | 0 |
| 157.81.25.48 | 2639337776 | 0 |
| 157.81.25.49 | 2639337777 | 0 |
| 157.81.25.50 | 2639337778 | 0 |
| 157.81.25.51 | 2639337779 | 0 |
| 157.81.25.52 | 2639337780 | 0 |
| 157.81.25.53 | 2639337781 | 0 |
| 157.81.25.54 | 2639337782 | 0 |
| 157.81.25.55 | 2639337783 | 0 |
| 157.81.25.56 | 2639337784 | 0 |
| 157.81.25.57 | 2639337785 | 0 |
| 157.81.25.58 | 2639337786 | 0 |
| 157.81.25.59 | 2639337787 | 0 |
| 157.81.25.60 | 2639337788 | 0 |
| 157.81.25.61 | 2639337789 | 0 |
| 157.81.25.62 | 2639337790 | 0 |
| 157.81.25.63 | 2639337791 | 0 |
| 157.81.25.64 | 2639337792 | 0 |
| 157.81.25.65 | 2639337793 | 0 |
| 157.81.25.66 | 2639337794 | 0 |
| 157.81.25.67 | 2639337795 | 0 |
| 157.81.25.68 | 2639337796 | 0 |
| 157.81.25.69 | 2639337797 | 0 |
| 157.81.25.70 | 2639337798 | 0 |
| 157.81.25.71 | 2639337799 | 0 |
| 157.81.25.72 | 2639337800 | 0 |
| 157.81.25.73 | 2639337801 | 0 |
| 157.81.25.74 | 2639337802 | 0 |
| 157.81.25.75 | 2639337803 | 0 |
| 157.81.25.76 | 2639337804 | 0 |
| 157.81.25.77 | 2639337805 | 0 |
| 157.81.25.78 | 2639337806 | 0 |
| 157.81.25.79 | 2639337807 | 0 |
| 157.81.25.80 | 2639337808 | 0 |
| 157.81.25.81 | 2639337809 | 0 |
| 157.81.25.82 | 2639337810 | 0 |
| 157.81.25.83 | 2639337811 | 0 |
| 157.81.25.84 | 2639337812 | 0 |
| 157.81.25.85 | 2639337813 | 0 |