The IP address 131.83.31 is provided by DoD Network Information Center, it's belong to the CDIR (Classless Inter-Domain Routing) 131.80.0.0/14 (range 131.80.0.0 to 131.83.255.255). The autonomous system number (ASN) is 721.
| ASN | 721 |
| IP starting by | 131.80.0.0 |
| IP ending by | 131.83.255.255 |
| ASN Name | DoD Network Information Center |
| CDIR | 131.80.0.0/14 |
| Numerical IP | |
| Registry | arin |
| Last update | 07/05/2019 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Arlington | 38.881 | -77.1043 | 2019-05-07 |
| MaxMind | US | United States | - | Aldie | 38.9636 | -77.6131 | 2019-05-07 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 131.83.31.0 | 2203262720 | 0 |
| 131.83.31.1 | 2203262721 | 0 |
| 131.83.31.2 | 2203262722 | 0 |
| 131.83.31.3 | 2203262723 | 0 |
| 131.83.31.4 | 2203262724 | 0 |
| 131.83.31.5 | 2203262725 | 0 |
| 131.83.31.6 | 2203262726 | 0 |
| 131.83.31.7 | 2203262727 | 0 |
| 131.83.31.8 | 2203262728 | 0 |
| 131.83.31.9 | 2203262729 | 0 |
| 131.83.31.10 | 2203262730 | 0 |
| 131.83.31.11 | 2203262731 | 0 |
| 131.83.31.12 | 2203262732 | 0 |
| 131.83.31.13 | 2203262733 | 0 |
| 131.83.31.14 | 2203262734 | 0 |
| 131.83.31.15 | 2203262735 | 0 |
| 131.83.31.16 | 2203262736 | 0 |
| 131.83.31.17 | 2203262737 | 0 |
| 131.83.31.18 | 2203262738 | 0 |
| 131.83.31.19 | 2203262739 | 0 |
| 131.83.31.20 | 2203262740 | 0 |
| 131.83.31.21 | 2203262741 | 0 |
| 131.83.31.22 | 2203262742 | 0 |
| 131.83.31.23 | 2203262743 | 0 |
| 131.83.31.24 | 2203262744 | 0 |
| 131.83.31.25 | 2203262745 | 0 |
| 131.83.31.26 | 2203262746 | 0 |
| 131.83.31.27 | 2203262747 | 0 |
| 131.83.31.28 | 2203262748 | 0 |
| 131.83.31.29 | 2203262749 | 0 |
| 131.83.31.30 | 2203262750 | 0 |
| 131.83.31.31 | 2203262751 | 0 |
| 131.83.31.32 | 2203262752 | 0 |
| 131.83.31.33 | 2203262753 | 0 |
| 131.83.31.34 | 2203262754 | 0 |
| 131.83.31.35 | 2203262755 | 0 |
| 131.83.31.36 | 2203262756 | 0 |
| 131.83.31.37 | 2203262757 | 0 |
| 131.83.31.38 | 2203262758 | 0 |
| 131.83.31.39 | 2203262759 | 0 |
| 131.83.31.40 | 2203262760 | 0 |
| 131.83.31.41 | 2203262761 | 0 |
| 131.83.31.42 | 2203262762 | 0 |
| 131.83.31.43 | 2203262763 | 0 |
| 131.83.31.44 | 2203262764 | 0 |
| 131.83.31.45 | 2203262765 | 0 |
| 131.83.31.46 | 2203262766 | 0 |
| 131.83.31.47 | 2203262767 | 0 |
| 131.83.31.48 | 2203262768 | 0 |
| 131.83.31.49 | 2203262769 | 0 |
| 131.83.31.50 | 2203262770 | 0 |
| 131.83.31.51 | 2203262771 | 0 |
| 131.83.31.52 | 2203262772 | 0 |
| 131.83.31.53 | 2203262773 | 0 |
| 131.83.31.54 | 2203262774 | 0 |
| 131.83.31.55 | 2203262775 | 0 |
| 131.83.31.56 | 2203262776 | 0 |
| 131.83.31.57 | 2203262777 | 0 |
| 131.83.31.58 | 2203262778 | 0 |
| 131.83.31.59 | 2203262779 | 0 |
| 131.83.31.60 | 2203262780 | 0 |
| 131.83.31.61 | 2203262781 | 0 |
| 131.83.31.62 | 2203262782 | 0 |
| 131.83.31.63 | 2203262783 | 0 |
| 131.83.31.64 | 2203262784 | 0 |
| 131.83.31.65 | 2203262785 | 0 |
| 131.83.31.66 | 2203262786 | 0 |
| 131.83.31.67 | 2203262787 | 0 |
| 131.83.31.68 | 2203262788 | 0 |
| 131.83.31.69 | 2203262789 | 0 |
| 131.83.31.70 | 2203262790 | 0 |
| 131.83.31.71 | 2203262791 | 0 |
| 131.83.31.72 | 2203262792 | 0 |
| 131.83.31.73 | 2203262793 | 0 |
| 131.83.31.74 | 2203262794 | 0 |
| 131.83.31.75 | 2203262795 | 0 |
| 131.83.31.76 | 2203262796 | 0 |
| 131.83.31.77 | 2203262797 | 0 |
| 131.83.31.78 | 2203262798 | 0 |
| 131.83.31.79 | 2203262799 | 0 |
| 131.83.31.80 | 2203262800 | 0 |
| 131.83.31.81 | 2203262801 | 0 |
| 131.83.31.82 | 2203262802 | 0 |
| 131.83.31.83 | 2203262803 | 0 |
| 131.83.31.84 | 2203262804 | 0 |
| 131.83.31.85 | 2203262805 | 0 |