The IP address 131.31.16 is provided by DoD Network Information Center, it's belong to the CDIR (Classless Inter-Domain Routing) 131.32.0.0/11 (range 131.32.0.0 to 131.63.255.255). The autonomous system number (ASN) is 721.
| ASN | 721 |
| IP starting by | 131.32.0.0 |
| IP ending by | 131.63.255.255 |
| ASN Name | DoD Network Information Center |
| CDIR | 131.32.0.0/11 |
| Numerical IP | |
| Registry | arin |
| Last update | 17/11/2018 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Montgomery | 32.4045 | -86.2459 | 2018-11-17 |
| MaxMind | US | United States | - | Montgomery | 32.404 | -86.2539 | 2018-11-17 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 131.31.16.0 | 2199851008 | 0 |
| 131.31.16.1 | 2199851009 | 0 |
| 131.31.16.2 | 2199851010 | 0 |
| 131.31.16.3 | 2199851011 | 0 |
| 131.31.16.4 | 2199851012 | 0 |
| 131.31.16.5 | 2199851013 | 0 |
| 131.31.16.6 | 2199851014 | 0 |
| 131.31.16.7 | 2199851015 | 0 |
| 131.31.16.8 | 2199851016 | 0 |
| 131.31.16.9 | 2199851017 | 0 |
| 131.31.16.10 | 2199851018 | 0 |
| 131.31.16.11 | 2199851019 | 0 |
| 131.31.16.12 | 2199851020 | 0 |
| 131.31.16.13 | 2199851021 | 0 |
| 131.31.16.14 | 2199851022 | 0 |
| 131.31.16.15 | 2199851023 | 0 |
| 131.31.16.16 | 2199851024 | 0 |
| 131.31.16.17 | 2199851025 | 0 |
| 131.31.16.18 | 2199851026 | 0 |
| 131.31.16.19 | 2199851027 | 0 |
| 131.31.16.20 | 2199851028 | 0 |
| 131.31.16.21 | 2199851029 | 0 |
| 131.31.16.22 | 2199851030 | 0 |
| 131.31.16.23 | 2199851031 | 0 |
| 131.31.16.24 | 2199851032 | 0 |
| 131.31.16.25 | 2199851033 | 0 |
| 131.31.16.26 | 2199851034 | 0 |
| 131.31.16.27 | 2199851035 | 0 |
| 131.31.16.28 | 2199851036 | 0 |
| 131.31.16.29 | 2199851037 | 0 |
| 131.31.16.30 | 2199851038 | 0 |
| 131.31.16.31 | 2199851039 | 0 |
| 131.31.16.32 | 2199851040 | 0 |
| 131.31.16.33 | 2199851041 | 0 |
| 131.31.16.34 | 2199851042 | 0 |
| 131.31.16.35 | 2199851043 | 0 |
| 131.31.16.36 | 2199851044 | 0 |
| 131.31.16.37 | 2199851045 | 0 |
| 131.31.16.38 | 2199851046 | 0 |
| 131.31.16.39 | 2199851047 | 0 |
| 131.31.16.40 | 2199851048 | 0 |
| 131.31.16.41 | 2199851049 | 0 |
| 131.31.16.42 | 2199851050 | 0 |
| 131.31.16.43 | 2199851051 | 0 |
| 131.31.16.44 | 2199851052 | 0 |
| 131.31.16.45 | 2199851053 | 0 |
| 131.31.16.46 | 2199851054 | 0 |
| 131.31.16.47 | 2199851055 | 0 |
| 131.31.16.48 | 2199851056 | 0 |
| 131.31.16.49 | 2199851057 | 0 |
| 131.31.16.50 | 2199851058 | 0 |
| 131.31.16.51 | 2199851059 | 0 |
| 131.31.16.52 | 2199851060 | 0 |
| 131.31.16.53 | 2199851061 | 0 |
| 131.31.16.54 | 2199851062 | 0 |
| 131.31.16.55 | 2199851063 | 0 |
| 131.31.16.56 | 2199851064 | 0 |
| 131.31.16.57 | 2199851065 | 0 |
| 131.31.16.58 | 2199851066 | 0 |
| 131.31.16.59 | 2199851067 | 0 |
| 131.31.16.60 | 2199851068 | 0 |
| 131.31.16.61 | 2199851069 | 0 |
| 131.31.16.62 | 2199851070 | 0 |
| 131.31.16.63 | 2199851071 | 0 |
| 131.31.16.64 | 2199851072 | 0 |
| 131.31.16.65 | 2199851073 | 0 |
| 131.31.16.66 | 2199851074 | 0 |
| 131.31.16.67 | 2199851075 | 0 |
| 131.31.16.68 | 2199851076 | 0 |
| 131.31.16.69 | 2199851077 | 0 |
| 131.31.16.70 | 2199851078 | 0 |
| 131.31.16.71 | 2199851079 | 0 |
| 131.31.16.72 | 2199851080 | 0 |
| 131.31.16.73 | 2199851081 | 0 |
| 131.31.16.74 | 2199851082 | 0 |
| 131.31.16.75 | 2199851083 | 0 |
| 131.31.16.76 | 2199851084 | 0 |
| 131.31.16.77 | 2199851085 | 0 |
| 131.31.16.78 | 2199851086 | 0 |
| 131.31.16.79 | 2199851087 | 0 |
| 131.31.16.80 | 2199851088 | 0 |
| 131.31.16.81 | 2199851089 | 0 |
| 131.31.16.82 | 2199851090 | 0 |
| 131.31.16.83 | 2199851091 | 0 |
| 131.31.16.84 | 2199851092 | 0 |
| 131.31.16.85 | 2199851093 | 0 |