Les adresses IP débutant par 131.77.91 sont fournies par DoD Network Information Center, elles appartiennent au CIDR (Classless Inter-Domain Routing) 131.76.0.0/14, le bloc IP comprant les adresses de 131.76.0.0 à 131.79.255.255). Le numéro de système autonome (ASN) est 721.
| ASN | 721 |
| IP commençant par | 131.76.0.0 |
| IP se terminant par | 131.79.255.255 |
| Nom ASN | DoD Network Information Center |
| CDIR | 131.76.0.0/14 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 15/03/2019 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Phoenix | 33,4484 | -112,074 | 2019-03-15 |
| MaxMind | US | États-Unis | - | - | 37,751 | -97,822 | 2019-03-15 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 131.77.91.0 | 2202884864 | 0 |
| 131.77.91.1 | 2202884865 | 0 |
| 131.77.91.2 | 2202884866 | 0 |
| 131.77.91.3 | 2202884867 | 0 |
| 131.77.91.4 | 2202884868 | 0 |
| 131.77.91.5 | 2202884869 | 0 |
| 131.77.91.6 | 2202884870 | 0 |
| 131.77.91.7 | 2202884871 | 0 |
| 131.77.91.8 | 2202884872 | 0 |
| 131.77.91.9 | 2202884873 | 0 |
| 131.77.91.10 | 2202884874 | 0 |
| 131.77.91.11 | 2202884875 | 0 |
| 131.77.91.12 | 2202884876 | 0 |
| 131.77.91.13 | 2202884877 | 0 |
| 131.77.91.14 | 2202884878 | 0 |
| 131.77.91.15 | 2202884879 | 0 |
| 131.77.91.16 | 2202884880 | 0 |
| 131.77.91.17 | 2202884881 | 0 |
| 131.77.91.18 | 2202884882 | 0 |
| 131.77.91.19 | 2202884883 | 0 |
| 131.77.91.20 | 2202884884 | 0 |
| 131.77.91.21 | 2202884885 | 0 |
| 131.77.91.22 | 2202884886 | 0 |
| 131.77.91.23 | 2202884887 | 0 |
| 131.77.91.24 | 2202884888 | 0 |
| 131.77.91.25 | 2202884889 | 0 |
| 131.77.91.26 | 2202884890 | 0 |
| 131.77.91.27 | 2202884891 | 0 |
| 131.77.91.28 | 2202884892 | 0 |
| 131.77.91.29 | 2202884893 | 0 |
| 131.77.91.30 | 2202884894 | 0 |
| 131.77.91.31 | 2202884895 | 0 |
| 131.77.91.32 | 2202884896 | 0 |
| 131.77.91.33 | 2202884897 | 0 |
| 131.77.91.34 | 2202884898 | 0 |
| 131.77.91.35 | 2202884899 | 0 |
| 131.77.91.36 | 2202884900 | 0 |
| 131.77.91.37 | 2202884901 | 0 |
| 131.77.91.38 | 2202884902 | 0 |
| 131.77.91.39 | 2202884903 | 0 |
| 131.77.91.40 | 2202884904 | 0 |
| 131.77.91.41 | 2202884905 | 0 |
| 131.77.91.42 | 2202884906 | 0 |
| 131.77.91.43 | 2202884907 | 0 |
| 131.77.91.44 | 2202884908 | 0 |
| 131.77.91.45 | 2202884909 | 0 |
| 131.77.91.46 | 2202884910 | 0 |
| 131.77.91.47 | 2202884911 | 0 |
| 131.77.91.48 | 2202884912 | 0 |
| 131.77.91.49 | 2202884913 | 0 |
| 131.77.91.50 | 2202884914 | 0 |
| 131.77.91.51 | 2202884915 | 0 |
| 131.77.91.52 | 2202884916 | 0 |
| 131.77.91.53 | 2202884917 | 0 |
| 131.77.91.54 | 2202884918 | 0 |
| 131.77.91.55 | 2202884919 | 0 |
| 131.77.91.56 | 2202884920 | 0 |
| 131.77.91.57 | 2202884921 | 0 |
| 131.77.91.58 | 2202884922 | 0 |
| 131.77.91.59 | 2202884923 | 0 |
| 131.77.91.60 | 2202884924 | 0 |
| 131.77.91.61 | 2202884925 | 0 |
| 131.77.91.62 | 2202884926 | 0 |
| 131.77.91.63 | 2202884927 | 0 |
| 131.77.91.64 | 2202884928 | 0 |
| 131.77.91.65 | 2202884929 | 0 |
| 131.77.91.66 | 2202884930 | 0 |
| 131.77.91.67 | 2202884931 | 0 |
| 131.77.91.68 | 2202884932 | 0 |
| 131.77.91.69 | 2202884933 | 0 |
| 131.77.91.70 | 2202884934 | 0 |
| 131.77.91.71 | 2202884935 | 0 |
| 131.77.91.72 | 2202884936 | 0 |
| 131.77.91.73 | 2202884937 | 0 |
| 131.77.91.74 | 2202884938 | 0 |
| 131.77.91.75 | 2202884939 | 0 |
| 131.77.91.76 | 2202884940 | 0 |
| 131.77.91.77 | 2202884941 | 0 |
| 131.77.91.78 | 2202884942 | 0 |
| 131.77.91.79 | 2202884943 | 0 |
| 131.77.91.80 | 2202884944 | 0 |
| 131.77.91.81 | 2202884945 | 0 |
| 131.77.91.82 | 2202884946 | 0 |
| 131.77.91.83 | 2202884947 | 0 |
| 131.77.91.84 | 2202884948 | 0 |
| 131.77.91.85 | 2202884949 | 0 |