The IP address 131.53.21 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 | 29/12/2018 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Columbus | 39.9664 | -83.0128 | 2018-12-28 |
| MaxMind | US | United States | - | Montgomery | 32.404 | -86.2539 | 2018-12-28 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 131.53.21.0 | 2201294080 | 0 |
| 131.53.21.1 | 2201294081 | 0 |
| 131.53.21.2 | 2201294082 | 0 |
| 131.53.21.3 | 2201294083 | 0 |
| 131.53.21.4 | 2201294084 | 0 |
| 131.53.21.5 | 2201294085 | 0 |
| 131.53.21.6 | 2201294086 | 0 |
| 131.53.21.7 | 2201294087 | 0 |
| 131.53.21.8 | 2201294088 | 0 |
| 131.53.21.9 | 2201294089 | 0 |
| 131.53.21.10 | 2201294090 | 0 |
| 131.53.21.11 | 2201294091 | 0 |
| 131.53.21.12 | 2201294092 | 0 |
| 131.53.21.13 | 2201294093 | 0 |
| 131.53.21.14 | 2201294094 | 0 |
| 131.53.21.15 | 2201294095 | 0 |
| 131.53.21.16 | 2201294096 | 0 |
| 131.53.21.17 | 2201294097 | 0 |
| 131.53.21.18 | 2201294098 | 0 |
| 131.53.21.19 | 2201294099 | 0 |
| 131.53.21.20 | 2201294100 | 0 |
| 131.53.21.21 | 2201294101 | 0 |
| 131.53.21.22 | 2201294102 | 0 |
| 131.53.21.23 | 2201294103 | 0 |
| 131.53.21.24 | 2201294104 | 0 |
| 131.53.21.25 | 2201294105 | 0 |
| 131.53.21.26 | 2201294106 | 0 |
| 131.53.21.27 | 2201294107 | 0 |
| 131.53.21.28 | 2201294108 | 0 |
| 131.53.21.29 | 2201294109 | 0 |
| 131.53.21.30 | 2201294110 | 0 |
| 131.53.21.31 | 2201294111 | 0 |
| 131.53.21.32 | 2201294112 | 0 |
| 131.53.21.33 | 2201294113 | 0 |
| 131.53.21.34 | 2201294114 | 0 |
| 131.53.21.35 | 2201294115 | 0 |
| 131.53.21.36 | 2201294116 | 0 |
| 131.53.21.37 | 2201294117 | 0 |
| 131.53.21.38 | 2201294118 | 0 |
| 131.53.21.39 | 2201294119 | 0 |
| 131.53.21.40 | 2201294120 | 0 |
| 131.53.21.41 | 2201294121 | 0 |
| 131.53.21.42 | 2201294122 | 0 |
| 131.53.21.43 | 2201294123 | 0 |
| 131.53.21.44 | 2201294124 | 0 |
| 131.53.21.45 | 2201294125 | 0 |
| 131.53.21.46 | 2201294126 | 0 |
| 131.53.21.47 | 2201294127 | 0 |
| 131.53.21.48 | 2201294128 | 0 |
| 131.53.21.49 | 2201294129 | 0 |
| 131.53.21.50 | 2201294130 | 0 |
| 131.53.21.51 | 2201294131 | 0 |
| 131.53.21.52 | 2201294132 | 0 |
| 131.53.21.53 | 2201294133 | 0 |
| 131.53.21.54 | 2201294134 | 0 |
| 131.53.21.55 | 2201294135 | 0 |
| 131.53.21.56 | 2201294136 | 0 |
| 131.53.21.57 | 2201294137 | 0 |
| 131.53.21.58 | 2201294138 | 0 |
| 131.53.21.59 | 2201294139 | 0 |
| 131.53.21.60 | 2201294140 | 0 |
| 131.53.21.61 | 2201294141 | 0 |
| 131.53.21.62 | 2201294142 | 0 |
| 131.53.21.63 | 2201294143 | 0 |
| 131.53.21.64 | 2201294144 | 0 |
| 131.53.21.65 | 2201294145 | 0 |
| 131.53.21.66 | 2201294146 | 0 |
| 131.53.21.67 | 2201294147 | 0 |
| 131.53.21.68 | 2201294148 | 0 |
| 131.53.21.69 | 2201294149 | 0 |
| 131.53.21.70 | 2201294150 | 0 |
| 131.53.21.71 | 2201294151 | 0 |
| 131.53.21.72 | 2201294152 | 0 |
| 131.53.21.73 | 2201294153 | 0 |
| 131.53.21.74 | 2201294154 | 0 |
| 131.53.21.75 | 2201294155 | 0 |
| 131.53.21.76 | 2201294156 | 0 |
| 131.53.21.77 | 2201294157 | 0 |
| 131.53.21.78 | 2201294158 | 0 |
| 131.53.21.79 | 2201294159 | 0 |
| 131.53.21.80 | 2201294160 | 0 |
| 131.53.21.81 | 2201294161 | 0 |
| 131.53.21.82 | 2201294162 | 0 |
| 131.53.21.83 | 2201294163 | 0 |
| 131.53.21.84 | 2201294164 | 0 |
| 131.53.21.85 | 2201294165 | 0 |