Les adresses IP débutant par 131.21.2 sont fournies par 754th Electronic Systems Group, elles appartiennent au CIDR (Classless Inter-Domain Routing) 131.17.0.0/16, le bloc IP comprant les adresses de 131.17.0.0 à 131.17.255.255). Le numéro de système autonome (ASN) est 385.
| ASN | 385 |
| IP commençant par | 131.17.0.0 |
| IP se terminant par | 131.17.255.255 |
| Nom ASN | 754th Electronic Systems Group |
| CDIR | 131.17.0.0/16 |
| IP numérique | |
| Registe | lacnic |
| Dernière mise à jour | 04/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Columbus | 39,9664 | -83,0128 | 2017-07-04 |
| MaxMind | US | États-Unis | - | - | 37,751 | -97,822 | 2017-07-04 |
| Whois | BR | - | - | - | -52 | -14 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 131.21.2.0 | 2199192064 | 0 |
| 131.21.2.1 | 2199192065 | 0 |
| 131.21.2.2 | 2199192066 | 0 |
| 131.21.2.3 | 2199192067 | 0 |
| 131.21.2.4 | 2199192068 | 0 |
| 131.21.2.5 | 2199192069 | 0 |
| 131.21.2.6 | 2199192070 | 0 |
| 131.21.2.7 | 2199192071 | 0 |
| 131.21.2.8 | 2199192072 | 0 |
| 131.21.2.9 | 2199192073 | 0 |
| 131.21.2.10 | 2199192074 | 0 |
| 131.21.2.11 | 2199192075 | 0 |
| 131.21.2.12 | 2199192076 | 0 |
| 131.21.2.13 | 2199192077 | 0 |
| 131.21.2.14 | 2199192078 | 0 |
| 131.21.2.15 | 2199192079 | 0 |
| 131.21.2.16 | 2199192080 | 0 |
| 131.21.2.17 | 2199192081 | 0 |
| 131.21.2.18 | 2199192082 | 0 |
| 131.21.2.19 | 2199192083 | 0 |
| 131.21.2.20 | 2199192084 | 0 |
| 131.21.2.21 | 2199192085 | 0 |
| 131.21.2.22 | 2199192086 | 0 |
| 131.21.2.23 | 2199192087 | 0 |
| 131.21.2.24 | 2199192088 | 0 |
| 131.21.2.25 | 2199192089 | 0 |
| 131.21.2.26 | 2199192090 | 0 |
| 131.21.2.27 | 2199192091 | 0 |
| 131.21.2.28 | 2199192092 | 0 |
| 131.21.2.29 | 2199192093 | 0 |
| 131.21.2.30 | 2199192094 | 0 |
| 131.21.2.31 | 2199192095 | 0 |
| 131.21.2.32 | 2199192096 | 0 |
| 131.21.2.33 | 2199192097 | 0 |
| 131.21.2.34 | 2199192098 | 0 |
| 131.21.2.35 | 2199192099 | 0 |
| 131.21.2.36 | 2199192100 | 0 |
| 131.21.2.37 | 2199192101 | 0 |
| 131.21.2.38 | 2199192102 | 0 |
| 131.21.2.39 | 2199192103 | 0 |
| 131.21.2.40 | 2199192104 | 0 |
| 131.21.2.41 | 2199192105 | 0 |
| 131.21.2.42 | 2199192106 | 0 |
| 131.21.2.43 | 2199192107 | 0 |
| 131.21.2.44 | 2199192108 | 0 |
| 131.21.2.45 | 2199192109 | 0 |
| 131.21.2.46 | 2199192110 | 0 |
| 131.21.2.47 | 2199192111 | 0 |
| 131.21.2.48 | 2199192112 | 0 |
| 131.21.2.49 | 2199192113 | 0 |
| 131.21.2.50 | 2199192114 | 0 |
| 131.21.2.51 | 2199192115 | 0 |
| 131.21.2.52 | 2199192116 | 0 |
| 131.21.2.53 | 2199192117 | 0 |
| 131.21.2.54 | 2199192118 | 0 |
| 131.21.2.55 | 2199192119 | 0 |
| 131.21.2.56 | 2199192120 | 0 |
| 131.21.2.57 | 2199192121 | 0 |
| 131.21.2.58 | 2199192122 | 0 |
| 131.21.2.59 | 2199192123 | 0 |
| 131.21.2.60 | 2199192124 | 0 |
| 131.21.2.61 | 2199192125 | 0 |
| 131.21.2.62 | 2199192126 | 0 |
| 131.21.2.63 | 2199192127 | 0 |
| 131.21.2.64 | 2199192128 | 0 |
| 131.21.2.65 | 2199192129 | 0 |
| 131.21.2.66 | 2199192130 | 0 |
| 131.21.2.67 | 2199192131 | 0 |
| 131.21.2.68 | 2199192132 | 0 |
| 131.21.2.69 | 2199192133 | 0 |
| 131.21.2.70 | 2199192134 | 0 |
| 131.21.2.71 | 2199192135 | 0 |
| 131.21.2.72 | 2199192136 | 0 |
| 131.21.2.73 | 2199192137 | 0 |
| 131.21.2.74 | 2199192138 | 0 |
| 131.21.2.75 | 2199192139 | 0 |
| 131.21.2.76 | 2199192140 | 0 |
| 131.21.2.77 | 2199192141 | 0 |
| 131.21.2.78 | 2199192142 | 0 |
| 131.21.2.79 | 2199192143 | 0 |
| 131.21.2.80 | 2199192144 | 0 |
| 131.21.2.81 | 2199192145 | 0 |
| 131.21.2.82 | 2199192146 | 0 |
| 131.21.2.83 | 2199192147 | 0 |
| 131.21.2.84 | 2199192148 | 0 |
| 131.21.2.85 | 2199192149 | 0 |
| IP | Numerical IP | DNS |
| 131.21.2.86 | 2199192150 | 0 |
| 131.21.2.87 | 2199192151 | 0 |
| 131.21.2.88 | 2199192152 | 0 |
| 131.21.2.89 | 2199192153 | 0 |
| 131.21.2.90 | 2199192154 | 0 |
| 131.21.2.91 | 2199192155 | 0 |
| 131.21.2.92 | 2199192156 | 0 |
| 131.21.2.93 | 2199192157 | 0 |
| 131.21.2.94 | 2199192158 | 0 |
| 131.21.2.95 | 2199192159 | 0 |
| 131.21.2.96 | 2199192160 | 0 |
| 131.21.2.97 | 2199192161 | 0 |
| 131.21.2.98 | 2199192162 | 0 |
| 131.21.2.99 | 2199192163 | 0 |
| 131.21.2.100 | 2199192164 | 0 |
| 131.21.2.101 | 2199192165 | 0 |
| 131.21.2.102 | 2199192166 | 0 |
| 131.21.2.103 | 2199192167 | 0 |
| 131.21.2.104 | 2199192168 | 0 |
| 131.21.2.105 | 2199192169 | 0 |
| 131.21.2.106 | 2199192170 | 0 |
| 131.21.2.107 | 2199192171 | 0 |
| 131.21.2.108 | 2199192172 | 0 |
| 131.21.2.109 | 2199192173 | 0 |
| 131.21.2.110 | 2199192174 | 0 |
| 131.21.2.111 | 2199192175 | 0 |
| 131.21.2.112 | 2199192176 | 0 |
| 131.21.2.113 | 2199192177 | 0 |
| 131.21.2.114 | 2199192178 | 0 |
| 131.21.2.115 | 2199192179 | 0 |
| 131.21.2.116 | 2199192180 | 0 |
| 131.21.2.117 | 2199192181 | 0 |
| 131.21.2.118 | 2199192182 | 0 |
| 131.21.2.119 | 2199192183 | 0 |
| 131.21.2.120 | 2199192184 | 0 |
| 131.21.2.121 | 2199192185 | 0 |
| 131.21.2.122 | 2199192186 | 0 |
| 131.21.2.123 | 2199192187 | 0 |
| 131.21.2.124 | 2199192188 | 0 |
| 131.21.2.125 | 2199192189 | 0 |
| 131.21.2.126 | 2199192190 | 0 |
| 131.21.2.127 | 2199192191 | 0 |
| 131.21.2.128 | 2199192192 | 0 |
| 131.21.2.129 | 2199192193 | 0 |
| 131.21.2.130 | 2199192194 | 0 |
| 131.21.2.131 | 2199192195 | 0 |
| 131.21.2.132 | 2199192196 | 0 |
| 131.21.2.133 | 2199192197 | 0 |
| 131.21.2.134 | 2199192198 | 0 |
| 131.21.2.135 | 2199192199 | 0 |
| 131.21.2.136 | 2199192200 | 0 |
| 131.21.2.137 | 2199192201 | 0 |
| 131.21.2.138 | 2199192202 | 0 |
| 131.21.2.139 | 2199192203 | 0 |
| 131.21.2.140 | 2199192204 | 0 |
| 131.21.2.141 | 2199192205 | 0 |
| 131.21.2.142 | 2199192206 | 0 |
| 131.21.2.143 | 2199192207 | 0 |
| 131.21.2.144 | 2199192208 | 0 |
| 131.21.2.145 | 2199192209 | 0 |
| 131.21.2.146 | 2199192210 | 0 |
| 131.21.2.147 | 2199192211 | 0 |
| 131.21.2.148 | 2199192212 | 0 |
| 131.21.2.149 | 2199192213 | 0 |
| 131.21.2.150 | 2199192214 | 0 |
| 131.21.2.151 | 2199192215 | 0 |
| 131.21.2.152 | 2199192216 | 0 |
| 131.21.2.153 | 2199192217 | 0 |
| 131.21.2.154 | 2199192218 | 0 |
| 131.21.2.155 | 2199192219 | 0 |
| 131.21.2.156 | 2199192220 | 0 |
| 131.21.2.157 | 2199192221 | 0 |
| 131.21.2.158 | 2199192222 | 0 |
| 131.21.2.159 | 2199192223 | 0 |
| 131.21.2.160 | 2199192224 | 0 |
| 131.21.2.161 | 2199192225 | 0 |
| 131.21.2.162 | 2199192226 | 0 |
| 131.21.2.163 | 2199192227 | 0 |
| 131.21.2.164 | 2199192228 | 0 |
| 131.21.2.165 | 2199192229 | 0 |
| 131.21.2.166 | 2199192230 | 0 |
| 131.21.2.167 | 2199192231 | 0 |
| 131.21.2.168 | 2199192232 | 0 |
| 131.21.2.169 | 2199192233 | 0 |
| 131.21.2.170 | 2199192234 | 0 |
| 131.21.2.171 | 2199192235 | 0 |
| IP | Numerical IP | DNS |
| 131.21.2.172 | 2199192236 | 0 |
| 131.21.2.173 | 2199192237 | 0 |
| 131.21.2.174 | 2199192238 | 0 |
| 131.21.2.175 | 2199192239 | 0 |
| 131.21.2.176 | 2199192240 | 0 |
| 131.21.2.177 | 2199192241 | 0 |
| 131.21.2.178 | 2199192242 | 0 |
| 131.21.2.179 | 2199192243 | 0 |
| 131.21.2.180 | 2199192244 | 0 |
| 131.21.2.181 | 2199192245 | 0 |
| 131.21.2.182 | 2199192246 | 0 |
| 131.21.2.183 | 2199192247 | 0 |
| 131.21.2.184 | 2199192248 | 0 |
| 131.21.2.185 | 2199192249 | 0 |
| 131.21.2.186 | 2199192250 | 0 |
| 131.21.2.187 | 2199192251 | 0 |
| 131.21.2.188 | 2199192252 | 0 |
| 131.21.2.189 | 2199192253 | 0 |
| 131.21.2.190 | 2199192254 | 0 |
| 131.21.2.191 | 2199192255 | 0 |
| 131.21.2.192 | 2199192256 | 0 |
| 131.21.2.193 | 2199192257 | 0 |
| 131.21.2.194 | 2199192258 | 0 |
| 131.21.2.195 | 2199192259 | 0 |
| 131.21.2.196 | 2199192260 | 0 |
| 131.21.2.197 | 2199192261 | 0 |
| 131.21.2.198 | 2199192262 | 0 |
| 131.21.2.199 | 2199192263 | 0 |
| 131.21.2.200 | 2199192264 | 0 |
| 131.21.2.201 | 2199192265 | 0 |
| 131.21.2.202 | 2199192266 | 0 |
| 131.21.2.203 | 2199192267 | 0 |
| 131.21.2.204 | 2199192268 | 0 |
| 131.21.2.205 | 2199192269 | 0 |
| 131.21.2.206 | 2199192270 | 0 |
| 131.21.2.207 | 2199192271 | 0 |
| 131.21.2.208 | 2199192272 | 0 |
| 131.21.2.209 | 2199192273 | 0 |
| 131.21.2.210 | 2199192274 | 0 |
| 131.21.2.211 | 2199192275 | 0 |
| 131.21.2.212 | 2199192276 | 0 |
| 131.21.2.213 | 2199192277 | 0 |
| 131.21.2.214 | 2199192278 | 0 |
| 131.21.2.215 | 2199192279 | 0 |
| 131.21.2.216 | 2199192280 | 0 |
| 131.21.2.217 | 2199192281 | 0 |
| 131.21.2.218 | 2199192282 | 0 |
| 131.21.2.219 | 2199192283 | 0 |
| 131.21.2.220 | 2199192284 | 0 |
| 131.21.2.221 | 2199192285 | 0 |
| 131.21.2.222 | 2199192286 | 0 |
| 131.21.2.223 | 2199192287 | 0 |
| 131.21.2.224 | 2199192288 | 0 |
| 131.21.2.225 | 2199192289 | 0 |
| 131.21.2.226 | 2199192290 | 0 |
| 131.21.2.227 | 2199192291 | 0 |
| 131.21.2.228 | 2199192292 | 0 |
| 131.21.2.229 | 2199192293 | 0 |
| 131.21.2.230 | 2199192294 | 0 |
| 131.21.2.231 | 2199192295 | 0 |
| 131.21.2.232 | 2199192296 | 0 |
| 131.21.2.233 | 2199192297 | 0 |
| 131.21.2.234 | 2199192298 | 0 |
| 131.21.2.235 | 2199192299 | 0 |
| 131.21.2.236 | 2199192300 | 0 |
| 131.21.2.237 | 2199192301 | 0 |
| 131.21.2.238 | 2199192302 | 0 |
| 131.21.2.239 | 2199192303 | 0 |
| 131.21.2.240 | 2199192304 | 0 |
| 131.21.2.241 | 2199192305 | 0 |
| 131.21.2.242 | 2199192306 | 0 |
| 131.21.2.243 | 2199192307 | 0 |
| 131.21.2.244 | 2199192308 | 0 |
| 131.21.2.245 | 2199192309 | 0 |
| 131.21.2.246 | 2199192310 | 0 |
| 131.21.2.247 | 2199192311 | 0 |
| 131.21.2.248 | 2199192312 | 0 |
| 131.21.2.249 | 2199192313 | 0 |
| 131.21.2.250 | 2199192314 | 0 |
| 131.21.2.251 | 2199192315 | 0 |
| 131.21.2.252 | 2199192316 | 0 |
| 131.21.2.253 | 2199192317 | 0 |
| 131.21.2.254 | 2199192318 | 0 |
| 131.21.2.255 | 2199192319 | 0 |