The IP address 131.66.12 is provided by DoD Network Information Center, it's belong to the CDIR (Classless Inter-Domain Routing) 131.64.0.0/13 (range 131.64.0.0 to 131.71.255.255). The autonomous system number (ASN) is 721.
| ASN | 721 |
| IP starting by | 131.64.0.0 |
| IP ending by | 131.71.255.255 |
| ASN Name | DoD Network Information Center |
| CDIR | 131.64.0.0/13 |
| Numerical IP | |
| Registry | |
| Last update | 11/06/2018 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Columbus | 39.9664 | -83.0128 | 2018-06-11 |
| MaxMind | US | United States | - | - | 37.751 | -97.822 | 2018-06-11 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 131.66.12.0 | 2202143744 | 0 |
| 131.66.12.1 | 2202143745 | 0 |
| 131.66.12.2 | 2202143746 | 0 |
| 131.66.12.3 | 2202143747 | 0 |
| 131.66.12.4 | 2202143748 | 0 |
| 131.66.12.5 | 2202143749 | 0 |
| 131.66.12.6 | 2202143750 | 0 |
| 131.66.12.7 | 2202143751 | 0 |
| 131.66.12.8 | 2202143752 | 0 |
| 131.66.12.9 | 2202143753 | 0 |
| 131.66.12.10 | 2202143754 | 0 |
| 131.66.12.11 | 2202143755 | 0 |
| 131.66.12.12 | 2202143756 | 0 |
| 131.66.12.13 | 2202143757 | 0 |
| 131.66.12.14 | 2202143758 | 0 |
| 131.66.12.15 | 2202143759 | 0 |
| 131.66.12.16 | 2202143760 | 0 |
| 131.66.12.17 | 2202143761 | 0 |
| 131.66.12.18 | 2202143762 | 0 |
| 131.66.12.19 | 2202143763 | 0 |
| 131.66.12.20 | 2202143764 | 0 |
| 131.66.12.21 | 2202143765 | 0 |
| 131.66.12.22 | 2202143766 | 0 |
| 131.66.12.23 | 2202143767 | 0 |
| 131.66.12.24 | 2202143768 | 0 |
| 131.66.12.25 | 2202143769 | 0 |
| 131.66.12.26 | 2202143770 | 0 |
| 131.66.12.27 | 2202143771 | 0 |
| 131.66.12.28 | 2202143772 | 0 |
| 131.66.12.29 | 2202143773 | 0 |
| 131.66.12.30 | 2202143774 | 0 |
| 131.66.12.31 | 2202143775 | 0 |
| 131.66.12.32 | 2202143776 | 0 |
| 131.66.12.33 | 2202143777 | 0 |
| 131.66.12.34 | 2202143778 | 0 |
| 131.66.12.35 | 2202143779 | 0 |
| 131.66.12.36 | 2202143780 | 0 |
| 131.66.12.37 | 2202143781 | 0 |
| 131.66.12.38 | 2202143782 | 0 |
| 131.66.12.39 | 2202143783 | 0 |
| 131.66.12.40 | 2202143784 | 0 |
| 131.66.12.41 | 2202143785 | 0 |
| 131.66.12.42 | 2202143786 | 0 |
| 131.66.12.43 | 2202143787 | 0 |
| 131.66.12.44 | 2202143788 | 0 |
| 131.66.12.45 | 2202143789 | 0 |
| 131.66.12.46 | 2202143790 | 0 |
| 131.66.12.47 | 2202143791 | 0 |
| 131.66.12.48 | 2202143792 | 0 |
| 131.66.12.49 | 2202143793 | 0 |
| 131.66.12.50 | 2202143794 | 0 |
| 131.66.12.51 | 2202143795 | 0 |
| 131.66.12.52 | 2202143796 | 0 |
| 131.66.12.53 | 2202143797 | 0 |
| 131.66.12.54 | 2202143798 | 0 |
| 131.66.12.55 | 2202143799 | 0 |
| 131.66.12.56 | 2202143800 | 0 |
| 131.66.12.57 | 2202143801 | 0 |
| 131.66.12.58 | 2202143802 | 0 |
| 131.66.12.59 | 2202143803 | 0 |
| 131.66.12.60 | 2202143804 | 0 |
| 131.66.12.61 | 2202143805 | 0 |
| 131.66.12.62 | 2202143806 | 0 |
| 131.66.12.63 | 2202143807 | 0 |
| 131.66.12.64 | 2202143808 | 0 |
| 131.66.12.65 | 2202143809 | 0 |
| 131.66.12.66 | 2202143810 | 0 |
| 131.66.12.67 | 2202143811 | 0 |
| 131.66.12.68 | 2202143812 | 0 |
| 131.66.12.69 | 2202143813 | 0 |
| 131.66.12.70 | 2202143814 | 0 |
| 131.66.12.71 | 2202143815 | 0 |
| 131.66.12.72 | 2202143816 | 0 |
| 131.66.12.73 | 2202143817 | 0 |
| 131.66.12.74 | 2202143818 | 0 |
| 131.66.12.75 | 2202143819 | 0 |
| 131.66.12.76 | 2202143820 | 0 |
| 131.66.12.77 | 2202143821 | 0 |
| 131.66.12.78 | 2202143822 | 0 |
| 131.66.12.79 | 2202143823 | 0 |
| 131.66.12.80 | 2202143824 | 0 |
| 131.66.12.81 | 2202143825 | 0 |
| 131.66.12.82 | 2202143826 | 0 |
| 131.66.12.83 | 2202143827 | 0 |
| 131.66.12.84 | 2202143828 | 0 |
| 131.66.12.85 | 2202143829 | 0 |