Les adresses IP débutant par 205.68.21 sont fournies par DoD Network Information Center, elles appartiennent au CIDR (Classless Inter-Domain Routing) 205.64.0.0/11, le bloc IP comprant les adresses de 205.64.0.0 à 205.95.255.255). Le numéro de système autonome (ASN) est 721.
| ASN | 721 |
| IP commençant par | 205.64.0.0 |
| IP se terminant par | 205.95.255.255 |
| Nom ASN | DoD Network Information Center |
| CDIR | 205.64.0.0/11 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 06/02/2020 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Salt Lake City | 40,7636 | -111,8418 | 2020-02-06 |
| MaxMind | US | États-Unis | - | Virginia Beach | 36,9205 | -76,0192 | 2020-02-06 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 205.68.21.0 | 3443791104 | 0 |
| 205.68.21.1 | 3443791105 | 0 |
| 205.68.21.2 | 3443791106 | 0 |
| 205.68.21.3 | 3443791107 | 0 |
| 205.68.21.4 | 3443791108 | 0 |
| 205.68.21.5 | 3443791109 | 0 |
| 205.68.21.6 | 3443791110 | 0 |
| 205.68.21.7 | 3443791111 | 0 |
| 205.68.21.8 | 3443791112 | 0 |
| 205.68.21.9 | 3443791113 | 0 |
| 205.68.21.10 | 3443791114 | 0 |
| 205.68.21.11 | 3443791115 | 0 |
| 205.68.21.12 | 3443791116 | 0 |
| 205.68.21.13 | 3443791117 | 0 |
| 205.68.21.14 | 3443791118 | 0 |
| 205.68.21.15 | 3443791119 | 0 |
| 205.68.21.16 | 3443791120 | 0 |
| 205.68.21.17 | 3443791121 | 0 |
| 205.68.21.18 | 3443791122 | 0 |
| 205.68.21.19 | 3443791123 | 0 |
| 205.68.21.20 | 3443791124 | 0 |
| 205.68.21.21 | 3443791125 | 0 |
| 205.68.21.22 | 3443791126 | 0 |
| 205.68.21.23 | 3443791127 | 0 |
| 205.68.21.24 | 3443791128 | 0 |
| 205.68.21.25 | 3443791129 | 0 |
| 205.68.21.26 | 3443791130 | 0 |
| 205.68.21.27 | 3443791131 | 0 |
| 205.68.21.28 | 3443791132 | 0 |
| 205.68.21.29 | 3443791133 | 0 |
| 205.68.21.30 | 3443791134 | 0 |
| 205.68.21.31 | 3443791135 | 0 |
| 205.68.21.32 | 3443791136 | 0 |
| 205.68.21.33 | 3443791137 | 0 |
| 205.68.21.34 | 3443791138 | 0 |
| 205.68.21.35 | 3443791139 | 0 |
| 205.68.21.36 | 3443791140 | 0 |
| 205.68.21.37 | 3443791141 | 0 |
| 205.68.21.38 | 3443791142 | 0 |
| 205.68.21.39 | 3443791143 | 0 |
| 205.68.21.40 | 3443791144 | 0 |
| 205.68.21.41 | 3443791145 | 0 |
| 205.68.21.42 | 3443791146 | 0 |
| 205.68.21.43 | 3443791147 | 0 |
| 205.68.21.44 | 3443791148 | 0 |
| 205.68.21.45 | 3443791149 | 0 |
| 205.68.21.46 | 3443791150 | 0 |
| 205.68.21.47 | 3443791151 | 0 |
| 205.68.21.48 | 3443791152 | 0 |
| 205.68.21.49 | 3443791153 | 0 |
| 205.68.21.50 | 3443791154 | 0 |
| 205.68.21.51 | 3443791155 | 0 |
| 205.68.21.52 | 3443791156 | 0 |
| 205.68.21.53 | 3443791157 | 0 |
| 205.68.21.54 | 3443791158 | 0 |
| 205.68.21.55 | 3443791159 | 0 |
| 205.68.21.56 | 3443791160 | 0 |
| 205.68.21.57 | 3443791161 | 0 |
| 205.68.21.58 | 3443791162 | 0 |
| 205.68.21.59 | 3443791163 | 0 |
| 205.68.21.60 | 3443791164 | 0 |
| 205.68.21.61 | 3443791165 | 0 |
| 205.68.21.62 | 3443791166 | 0 |
| 205.68.21.63 | 3443791167 | 0 |
| 205.68.21.64 | 3443791168 | 0 |
| 205.68.21.65 | 3443791169 | 0 |
| 205.68.21.66 | 3443791170 | 0 |
| 205.68.21.67 | 3443791171 | 0 |
| 205.68.21.68 | 3443791172 | 0 |
| 205.68.21.69 | 3443791173 | 0 |
| 205.68.21.70 | 3443791174 | 0 |
| 205.68.21.71 | 3443791175 | 0 |
| 205.68.21.72 | 3443791176 | 0 |
| 205.68.21.73 | 3443791177 | 0 |
| 205.68.21.74 | 3443791178 | 0 |
| 205.68.21.75 | 3443791179 | 0 |
| 205.68.21.76 | 3443791180 | 0 |
| 205.68.21.77 | 3443791181 | 0 |
| 205.68.21.78 | 3443791182 | 0 |
| 205.68.21.79 | 3443791183 | 0 |
| 205.68.21.80 | 3443791184 | 0 |
| 205.68.21.81 | 3443791185 | 0 |
| 205.68.21.82 | 3443791186 | 0 |
| 205.68.21.83 | 3443791187 | 0 |
| 205.68.21.84 | 3443791188 | 0 |
| 205.68.21.85 | 3443791189 | 0 |