The IP address 131.81.64 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 | 01/05/2019 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Richmond | 37.5538 | -77.4603 | 2019-05-01 |
| MaxMind | US | United States | - | Aldie | 38.9636 | -77.6131 | 2019-05-01 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 131.81.64.0 | 2203140096 | 0 |
| 131.81.64.1 | 2203140097 | 0 |
| 131.81.64.2 | 2203140098 | 0 |
| 131.81.64.3 | 2203140099 | 0 |
| 131.81.64.4 | 2203140100 | 0 |
| 131.81.64.5 | 2203140101 | 0 |
| 131.81.64.6 | 2203140102 | 0 |
| 131.81.64.7 | 2203140103 | 0 |
| 131.81.64.8 | 2203140104 | 0 |
| 131.81.64.9 | 2203140105 | 0 |
| 131.81.64.10 | 2203140106 | 0 |
| 131.81.64.11 | 2203140107 | 0 |
| 131.81.64.12 | 2203140108 | 0 |
| 131.81.64.13 | 2203140109 | 0 |
| 131.81.64.14 | 2203140110 | 0 |
| 131.81.64.15 | 2203140111 | 0 |
| 131.81.64.16 | 2203140112 | 0 |
| 131.81.64.17 | 2203140113 | 0 |
| 131.81.64.18 | 2203140114 | 0 |
| 131.81.64.19 | 2203140115 | 0 |
| 131.81.64.20 | 2203140116 | 0 |
| 131.81.64.21 | 2203140117 | 0 |
| 131.81.64.22 | 2203140118 | 0 |
| 131.81.64.23 | 2203140119 | 0 |
| 131.81.64.24 | 2203140120 | 0 |
| 131.81.64.25 | 2203140121 | 0 |
| 131.81.64.26 | 2203140122 | 0 |
| 131.81.64.27 | 2203140123 | 0 |
| 131.81.64.28 | 2203140124 | 0 |
| 131.81.64.29 | 2203140125 | 0 |
| 131.81.64.30 | 2203140126 | 0 |
| 131.81.64.31 | 2203140127 | 0 |
| 131.81.64.32 | 2203140128 | 0 |
| 131.81.64.33 | 2203140129 | 0 |
| 131.81.64.34 | 2203140130 | 0 |
| 131.81.64.35 | 2203140131 | 0 |
| 131.81.64.36 | 2203140132 | 0 |
| 131.81.64.37 | 2203140133 | 0 |
| 131.81.64.38 | 2203140134 | 0 |
| 131.81.64.39 | 2203140135 | 0 |
| 131.81.64.40 | 2203140136 | 0 |
| 131.81.64.41 | 2203140137 | 0 |
| 131.81.64.42 | 2203140138 | 0 |
| 131.81.64.43 | 2203140139 | 0 |
| 131.81.64.44 | 2203140140 | 0 |
| 131.81.64.45 | 2203140141 | 0 |
| 131.81.64.46 | 2203140142 | 0 |
| 131.81.64.47 | 2203140143 | 0 |
| 131.81.64.48 | 2203140144 | 0 |
| 131.81.64.49 | 2203140145 | 0 |
| 131.81.64.50 | 2203140146 | 0 |
| 131.81.64.51 | 2203140147 | 0 |
| 131.81.64.52 | 2203140148 | 0 |
| 131.81.64.53 | 2203140149 | 0 |
| 131.81.64.54 | 2203140150 | 0 |
| 131.81.64.55 | 2203140151 | 0 |
| 131.81.64.56 | 2203140152 | 0 |
| 131.81.64.57 | 2203140153 | 0 |
| 131.81.64.58 | 2203140154 | 0 |
| 131.81.64.59 | 2203140155 | 0 |
| 131.81.64.60 | 2203140156 | 0 |
| 131.81.64.61 | 2203140157 | 0 |
| 131.81.64.62 | 2203140158 | 0 |
| 131.81.64.63 | 2203140159 | 0 |
| 131.81.64.64 | 2203140160 | 0 |
| 131.81.64.65 | 2203140161 | 0 |
| 131.81.64.66 | 2203140162 | 0 |
| 131.81.64.67 | 2203140163 | 0 |
| 131.81.64.68 | 2203140164 | 0 |
| 131.81.64.69 | 2203140165 | 0 |
| 131.81.64.70 | 2203140166 | 0 |
| 131.81.64.71 | 2203140167 | 0 |
| 131.81.64.72 | 2203140168 | 0 |
| 131.81.64.73 | 2203140169 | 0 |
| 131.81.64.74 | 2203140170 | 0 |
| 131.81.64.75 | 2203140171 | 0 |
| 131.81.64.76 | 2203140172 | 0 |
| 131.81.64.77 | 2203140173 | 0 |
| 131.81.64.78 | 2203140174 | 0 |
| 131.81.64.79 | 2203140175 | 0 |
| 131.81.64.80 | 2203140176 | 0 |
| 131.81.64.81 | 2203140177 | 0 |
| 131.81.64.82 | 2203140178 | 0 |
| 131.81.64.83 | 2203140179 | 0 |
| 131.81.64.84 | 2203140180 | 0 |
| 131.81.64.85 | 2203140181 | 0 |