L'indirizzo IP 157.13.31 è fornito da Research Organization of Information and Systems, National Institute of Informatics, che è di proprietà del CIDR (Classless Inter-Domain Routing) 157.13.0.0/16, IP tra 157.13.0.0 a 157.13.255.255 ). Il numero di sistema autonomo (ASN) è 2907.
| ASN | 2907 |
| IP inizia con | 157.13.0.0 |
| IP finale con | 157.13.255.255 |
| ASN Nome | Research Organization of Information and Systems, National Institute of Informatics |
| CDIR | 157.13.0.0/16 |
| IP numerico | |
| Registe | apnic |
| Ultimo aggiornamento | 16/12/2018 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | JP | Japan | - | Nagoya | 35,1815 | 136,9064 | 2018-12-15 |
| MaxMind | JP | Japan | - | - | 35,69 | 139,69 | 2018-12-15 |
| Whois | JP | - | - | - | 138 | 36 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 157.13.31.0 | 2634882816 | 0 |
| 157.13.31.1 | 2634882817 | 0 |
| 157.13.31.2 | 2634882818 | 0 |
| 157.13.31.3 | 2634882819 | 0 |
| 157.13.31.4 | 2634882820 | 0 |
| 157.13.31.5 | 2634882821 | 0 |
| 157.13.31.6 | 2634882822 | 0 |
| 157.13.31.7 | 2634882823 | 0 |
| 157.13.31.8 | 2634882824 | 0 |
| 157.13.31.9 | 2634882825 | 0 |
| 157.13.31.10 | 2634882826 | 0 |
| 157.13.31.11 | 2634882827 | 0 |
| 157.13.31.12 | 2634882828 | 0 |
| 157.13.31.13 | 2634882829 | 0 |
| 157.13.31.14 | 2634882830 | 0 |
| 157.13.31.15 | 2634882831 | 0 |
| 157.13.31.16 | 2634882832 | 0 |
| 157.13.31.17 | 2634882833 | 0 |
| 157.13.31.18 | 2634882834 | 0 |
| 157.13.31.19 | 2634882835 | 0 |
| 157.13.31.20 | 2634882836 | 0 |
| 157.13.31.21 | 2634882837 | 0 |
| 157.13.31.22 | 2634882838 | 0 |
| 157.13.31.23 | 2634882839 | 0 |
| 157.13.31.24 | 2634882840 | 0 |
| 157.13.31.25 | 2634882841 | 0 |
| 157.13.31.26 | 2634882842 | 0 |
| 157.13.31.27 | 2634882843 | 0 |
| 157.13.31.28 | 2634882844 | 0 |
| 157.13.31.29 | 2634882845 | 0 |
| 157.13.31.30 | 2634882846 | 0 |
| 157.13.31.31 | 2634882847 | 0 |
| 157.13.31.32 | 2634882848 | 0 |
| 157.13.31.33 | 2634882849 | 0 |
| 157.13.31.34 | 2634882850 | 0 |
| 157.13.31.35 | 2634882851 | 0 |
| 157.13.31.36 | 2634882852 | 0 |
| 157.13.31.37 | 2634882853 | 0 |
| 157.13.31.38 | 2634882854 | 0 |
| 157.13.31.39 | 2634882855 | 0 |
| 157.13.31.40 | 2634882856 | 0 |
| 157.13.31.41 | 2634882857 | 0 |
| 157.13.31.42 | 2634882858 | 0 |
| 157.13.31.43 | 2634882859 | 0 |
| 157.13.31.44 | 2634882860 | 0 |
| 157.13.31.45 | 2634882861 | 0 |
| 157.13.31.46 | 2634882862 | 0 |
| 157.13.31.47 | 2634882863 | 0 |
| 157.13.31.48 | 2634882864 | 0 |
| 157.13.31.49 | 2634882865 | 0 |
| 157.13.31.50 | 2634882866 | 0 |
| 157.13.31.51 | 2634882867 | 0 |
| 157.13.31.52 | 2634882868 | 0 |
| 157.13.31.53 | 2634882869 | 0 |
| 157.13.31.54 | 2634882870 | 0 |
| 157.13.31.55 | 2634882871 | 0 |
| 157.13.31.56 | 2634882872 | 0 |
| 157.13.31.57 | 2634882873 | 0 |
| 157.13.31.58 | 2634882874 | 0 |
| 157.13.31.59 | 2634882875 | 0 |
| 157.13.31.60 | 2634882876 | 0 |
| 157.13.31.61 | 2634882877 | 0 |
| 157.13.31.62 | 2634882878 | 0 |
| 157.13.31.63 | 2634882879 | 0 |
| 157.13.31.64 | 2634882880 | 0 |
| 157.13.31.65 | 2634882881 | 0 |
| 157.13.31.66 | 2634882882 | 0 |
| 157.13.31.67 | 2634882883 | 0 |
| 157.13.31.68 | 2634882884 | 0 |
| 157.13.31.69 | 2634882885 | 0 |
| 157.13.31.70 | 2634882886 | 0 |
| 157.13.31.71 | 2634882887 | 0 |
| 157.13.31.72 | 2634882888 | 0 |
| 157.13.31.73 | 2634882889 | 0 |
| 157.13.31.74 | 2634882890 | 0 |
| 157.13.31.75 | 2634882891 | 0 |
| 157.13.31.76 | 2634882892 | 0 |
| 157.13.31.77 | 2634882893 | 0 |
| 157.13.31.78 | 2634882894 | 0 |
| 157.13.31.79 | 2634882895 | 0 |
| 157.13.31.80 | 2634882896 | 0 |
| 157.13.31.81 | 2634882897 | 0 |
| 157.13.31.82 | 2634882898 | 0 |
| 157.13.31.83 | 2634882899 | 0 |
| 157.13.31.84 | 2634882900 | 0 |
| 157.13.31.85 | 2634882901 | 0 |