La dirección IP 128.91.64 es proporcionada por University of Pennsylvania, que es propiedad de la CIDR (Classless Inter-Domain Routing) 128.91.0.0/16, IP entre 128.91.0.0 a 128.91.255.255 ). El número de sistema autónomo (ASN) es 55.
| ASN | 55 |
| IP que comienzan con | 128.91.0.0 |
| IP que termina con | 128.91.255.255 |
| ASN Nombre | University of Pennsylvania |
| CDIR | 128.91.0.0/16 |
| IP numérica | |
| Registe | arin |
| Última actualización | 14/05/2019 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | San Jose | 37,3856 | -121,8853 | 2019-05-13 |
| MaxMind | US | Estados Unidos | - | San Jose | 37,3874 | -121,9024 | 2019-05-13 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 128.91.64.0 | 2153463808 | 0 |
| 128.91.64.1 | 2153463809 | 0 |
| 128.91.64.2 | 2153463810 | 0 |
| 128.91.64.3 | 2153463811 | 0 |
| 128.91.64.4 | 2153463812 | 0 |
| 128.91.64.5 | 2153463813 | 0 |
| 128.91.64.6 | 2153463814 | 0 |
| 128.91.64.7 | 2153463815 | 0 |
| 128.91.64.8 | 2153463816 | 0 |
| 128.91.64.9 | 2153463817 | 0 |
| 128.91.64.10 | 2153463818 | 0 |
| 128.91.64.11 | 2153463819 | 0 |
| 128.91.64.12 | 2153463820 | 0 |
| 128.91.64.13 | 2153463821 | 0 |
| 128.91.64.14 | 2153463822 | 0 |
| 128.91.64.15 | 2153463823 | 0 |
| 128.91.64.16 | 2153463824 | 0 |
| 128.91.64.17 | 2153463825 | 0 |
| 128.91.64.18 | 2153463826 | 0 |
| 128.91.64.19 | 2153463827 | 0 |
| 128.91.64.20 | 2153463828 | 0 |
| 128.91.64.21 | 2153463829 | 0 |
| 128.91.64.22 | 2153463830 | 0 |
| 128.91.64.23 | 2153463831 | 0 |
| 128.91.64.24 | 2153463832 | 0 |
| 128.91.64.25 | 2153463833 | 0 |
| 128.91.64.26 | 2153463834 | 0 |
| 128.91.64.27 | 2153463835 | 0 |
| 128.91.64.28 | 2153463836 | 0 |
| 128.91.64.29 | 2153463837 | 0 |
| 128.91.64.30 | 2153463838 | 0 |
| 128.91.64.31 | 2153463839 | 0 |
| 128.91.64.32 | 2153463840 | 0 |
| 128.91.64.33 | 2153463841 | 0 |
| 128.91.64.34 | 2153463842 | 0 |
| 128.91.64.35 | 2153463843 | 0 |
| 128.91.64.36 | 2153463844 | 0 |
| 128.91.64.37 | 2153463845 | 0 |
| 128.91.64.38 | 2153463846 | 0 |
| 128.91.64.39 | 2153463847 | 0 |
| 128.91.64.40 | 2153463848 | 0 |
| 128.91.64.41 | 2153463849 | 0 |
| 128.91.64.42 | 2153463850 | 0 |
| 128.91.64.43 | 2153463851 | 0 |
| 128.91.64.44 | 2153463852 | 0 |
| 128.91.64.45 | 2153463853 | 0 |
| 128.91.64.46 | 2153463854 | 0 |
| 128.91.64.47 | 2153463855 | 0 |
| 128.91.64.48 | 2153463856 | 0 |
| 128.91.64.49 | 2153463857 | 0 |
| 128.91.64.50 | 2153463858 | 0 |
| 128.91.64.51 | 2153463859 | 0 |
| 128.91.64.52 | 2153463860 | 0 |
| 128.91.64.53 | 2153463861 | 0 |
| 128.91.64.54 | 2153463862 | 0 |
| 128.91.64.55 | 2153463863 | 0 |
| 128.91.64.56 | 2153463864 | 0 |
| 128.91.64.57 | 2153463865 | 0 |
| 128.91.64.58 | 2153463866 | 0 |
| 128.91.64.59 | 2153463867 | 0 |
| 128.91.64.60 | 2153463868 | 0 |
| 128.91.64.61 | 2153463869 | 0 |
| 128.91.64.62 | 2153463870 | 0 |
| 128.91.64.63 | 2153463871 | 0 |
| 128.91.64.64 | 2153463872 | 0 |
| 128.91.64.65 | 2153463873 | 0 |
| 128.91.64.66 | 2153463874 | 0 |
| 128.91.64.67 | 2153463875 | 0 |
| 128.91.64.68 | 2153463876 | 0 |
| 128.91.64.69 | 2153463877 | 0 |
| 128.91.64.70 | 2153463878 | 0 |
| 128.91.64.71 | 2153463879 | 0 |
| 128.91.64.72 | 2153463880 | 0 |
| 128.91.64.73 | 2153463881 | 0 |
| 128.91.64.74 | 2153463882 | 0 |
| 128.91.64.75 | 2153463883 | 0 |
| 128.91.64.76 | 2153463884 | 0 |
| 128.91.64.77 | 2153463885 | 0 |
| 128.91.64.78 | 2153463886 | 0 |
| 128.91.64.79 | 2153463887 | 0 |
| 128.91.64.80 | 2153463888 | 0 |
| 128.91.64.81 | 2153463889 | 0 |
| 128.91.64.82 | 2153463890 | 0 |
| 128.91.64.83 | 2153463891 | 0 |
| 128.91.64.84 | 2153463892 | 0 |
| 128.91.64.85 | 2153463893 | 0 |