The IP address 131.66.37 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 | 02/01/2019 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Pearland | 29.5636 | -95.2861 | 2019-01-01 |
| MaxMind | US | United States | - | - | 37.751 | -97.822 | 2019-01-01 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 131.66.37.0 | 2202150144 | 0 |
| 131.66.37.1 | 2202150145 | 0 |
| 131.66.37.2 | 2202150146 | 0 |
| 131.66.37.3 | 2202150147 | 0 |
| 131.66.37.4 | 2202150148 | 0 |
| 131.66.37.5 | 2202150149 | 0 |
| 131.66.37.6 | 2202150150 | 0 |
| 131.66.37.7 | 2202150151 | 0 |
| 131.66.37.8 | 2202150152 | 0 |
| 131.66.37.9 | 2202150153 | 0 |
| 131.66.37.10 | 2202150154 | 0 |
| 131.66.37.11 | 2202150155 | 0 |
| 131.66.37.12 | 2202150156 | 0 |
| 131.66.37.13 | 2202150157 | 0 |
| 131.66.37.14 | 2202150158 | 0 |
| 131.66.37.15 | 2202150159 | 0 |
| 131.66.37.16 | 2202150160 | 0 |
| 131.66.37.17 | 2202150161 | 0 |
| 131.66.37.18 | 2202150162 | 0 |
| 131.66.37.19 | 2202150163 | 0 |
| 131.66.37.20 | 2202150164 | 0 |
| 131.66.37.21 | 2202150165 | 0 |
| 131.66.37.22 | 2202150166 | 0 |
| 131.66.37.23 | 2202150167 | 0 |
| 131.66.37.24 | 2202150168 | 0 |
| 131.66.37.25 | 2202150169 | 0 |
| 131.66.37.26 | 2202150170 | 0 |
| 131.66.37.27 | 2202150171 | 0 |
| 131.66.37.28 | 2202150172 | 0 |
| 131.66.37.29 | 2202150173 | 0 |
| 131.66.37.30 | 2202150174 | 0 |
| 131.66.37.31 | 2202150175 | 0 |
| 131.66.37.32 | 2202150176 | 0 |
| 131.66.37.33 | 2202150177 | 0 |
| 131.66.37.34 | 2202150178 | 0 |
| 131.66.37.35 | 2202150179 | 0 |
| 131.66.37.36 | 2202150180 | 0 |
| 131.66.37.37 | 2202150181 | 0 |
| 131.66.37.38 | 2202150182 | 0 |
| 131.66.37.39 | 2202150183 | 0 |
| 131.66.37.40 | 2202150184 | 0 |
| 131.66.37.41 | 2202150185 | 0 |
| 131.66.37.42 | 2202150186 | 0 |
| 131.66.37.43 | 2202150187 | 0 |
| 131.66.37.44 | 2202150188 | 0 |
| 131.66.37.45 | 2202150189 | 0 |
| 131.66.37.46 | 2202150190 | 0 |
| 131.66.37.47 | 2202150191 | 0 |
| 131.66.37.48 | 2202150192 | 0 |
| 131.66.37.49 | 2202150193 | 0 |
| 131.66.37.50 | 2202150194 | 0 |
| 131.66.37.51 | 2202150195 | 0 |
| 131.66.37.52 | 2202150196 | 0 |
| 131.66.37.53 | 2202150197 | 0 |
| 131.66.37.54 | 2202150198 | 0 |
| 131.66.37.55 | 2202150199 | 0 |
| 131.66.37.56 | 2202150200 | 0 |
| 131.66.37.57 | 2202150201 | 0 |
| 131.66.37.58 | 2202150202 | 0 |
| 131.66.37.59 | 2202150203 | 0 |
| 131.66.37.60 | 2202150204 | 0 |
| 131.66.37.61 | 2202150205 | 0 |
| 131.66.37.62 | 2202150206 | 0 |
| 131.66.37.63 | 2202150207 | 0 |
| 131.66.37.64 | 2202150208 | 0 |
| 131.66.37.65 | 2202150209 | 0 |
| 131.66.37.66 | 2202150210 | 0 |
| 131.66.37.67 | 2202150211 | 0 |
| 131.66.37.68 | 2202150212 | 0 |
| 131.66.37.69 | 2202150213 | 0 |
| 131.66.37.70 | 2202150214 | 0 |
| 131.66.37.71 | 2202150215 | 0 |
| 131.66.37.72 | 2202150216 | 0 |
| 131.66.37.73 | 2202150217 | 0 |
| 131.66.37.74 | 2202150218 | 0 |
| 131.66.37.75 | 2202150219 | 0 |
| 131.66.37.76 | 2202150220 | 0 |
| 131.66.37.77 | 2202150221 | 0 |
| 131.66.37.78 | 2202150222 | 0 |
| 131.66.37.79 | 2202150223 | 0 |
| 131.66.37.80 | 2202150224 | 0 |
| 131.66.37.81 | 2202150225 | 0 |
| 131.66.37.82 | 2202150226 | 0 |
| 131.66.37.83 | 2202150227 | 0 |
| 131.66.37.84 | 2202150228 | 0 |
| 131.66.37.85 | 2202150229 | 0 |