L'indirizzo IP 128.3.31 è fornito da Lawrence Berkeley National Laboratory, che è di proprietà del CIDR (Classless Inter-Domain Routing) 128.3.0.0/16, IP tra 128.3.0.0 a 128.3.255.255 ). Il numero di sistema autonomo (ASN) è 16.
| ASN | 16 |
| IP inizia con | 128.3.0.0 |
| IP finale con | 128.3.255.255 |
| ASN Nome | Lawrence Berkeley National Laboratory |
| CDIR | 128.3.0.0/16 |
| IP numerico | |
| Registe | arin |
| Ultimo aggiornamento | 12/09/2019 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | Greenwich | 39,3897 | -75,3389 | 2019-09-12 |
| MaxMind | US | United States | - | Berkeley | 37,9017 | -122,2615 | 2019-09-12 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 128.3.31.0 | 2147688192 | 0 |
| 128.3.31.1 | 2147688193 | 0 |
| 128.3.31.2 | 2147688194 | 0 |
| 128.3.31.3 | 2147688195 | 0 |
| 128.3.31.4 | 2147688196 | 0 |
| 128.3.31.5 | 2147688197 | 0 |
| 128.3.31.6 | 2147688198 | 0 |
| 128.3.31.7 | 2147688199 | 0 |
| 128.3.31.8 | 2147688200 | 0 |
| 128.3.31.9 | 2147688201 | 0 |
| 128.3.31.10 | 2147688202 | 0 |
| 128.3.31.11 | 2147688203 | 0 |
| 128.3.31.12 | 2147688204 | 0 |
| 128.3.31.13 | 2147688205 | 0 |
| 128.3.31.14 | 2147688206 | 0 |
| 128.3.31.15 | 2147688207 | 0 |
| 128.3.31.16 | 2147688208 | 0 |
| 128.3.31.17 | 2147688209 | 0 |
| 128.3.31.18 | 2147688210 | 0 |
| 128.3.31.19 | 2147688211 | 0 |
| 128.3.31.20 | 2147688212 | 0 |
| 128.3.31.21 | 2147688213 | 0 |
| 128.3.31.22 | 2147688214 | 0 |
| 128.3.31.23 | 2147688215 | 0 |
| 128.3.31.24 | 2147688216 | 0 |
| 128.3.31.25 | 2147688217 | 0 |
| 128.3.31.26 | 2147688218 | 0 |
| 128.3.31.27 | 2147688219 | 0 |
| 128.3.31.28 | 2147688220 | 0 |
| 128.3.31.29 | 2147688221 | 0 |
| 128.3.31.30 | 2147688222 | 0 |
| 128.3.31.31 | 2147688223 | 0 |
| 128.3.31.32 | 2147688224 | 0 |
| 128.3.31.33 | 2147688225 | 0 |
| 128.3.31.34 | 2147688226 | 0 |
| 128.3.31.35 | 2147688227 | 0 |
| 128.3.31.36 | 2147688228 | 0 |
| 128.3.31.37 | 2147688229 | 0 |
| 128.3.31.38 | 2147688230 | 0 |
| 128.3.31.39 | 2147688231 | 0 |
| 128.3.31.40 | 2147688232 | 0 |
| 128.3.31.41 | 2147688233 | 0 |
| 128.3.31.42 | 2147688234 | 0 |
| 128.3.31.43 | 2147688235 | 0 |
| 128.3.31.44 | 2147688236 | 0 |
| 128.3.31.45 | 2147688237 | 0 |
| 128.3.31.46 | 2147688238 | 0 |
| 128.3.31.47 | 2147688239 | 0 |
| 128.3.31.48 | 2147688240 | 0 |
| 128.3.31.49 | 2147688241 | 0 |
| 128.3.31.50 | 2147688242 | 0 |
| 128.3.31.51 | 2147688243 | 0 |
| 128.3.31.52 | 2147688244 | 0 |
| 128.3.31.53 | 2147688245 | 0 |
| 128.3.31.54 | 2147688246 | 0 |
| 128.3.31.55 | 2147688247 | 0 |
| 128.3.31.56 | 2147688248 | 0 |
| 128.3.31.57 | 2147688249 | 0 |
| 128.3.31.58 | 2147688250 | 0 |
| 128.3.31.59 | 2147688251 | 0 |
| 128.3.31.60 | 2147688252 | 0 |
| 128.3.31.61 | 2147688253 | 0 |
| 128.3.31.62 | 2147688254 | 0 |
| 128.3.31.63 | 2147688255 | 0 |
| 128.3.31.64 | 2147688256 | 0 |
| 128.3.31.65 | 2147688257 | 0 |
| 128.3.31.66 | 2147688258 | 0 |
| 128.3.31.67 | 2147688259 | 0 |
| 128.3.31.68 | 2147688260 | 0 |
| 128.3.31.69 | 2147688261 | 0 |
| 128.3.31.70 | 2147688262 | 0 |
| 128.3.31.71 | 2147688263 | 0 |
| 128.3.31.72 | 2147688264 | 0 |
| 128.3.31.73 | 2147688265 | 0 |
| 128.3.31.74 | 2147688266 | 0 |
| 128.3.31.75 | 2147688267 | 0 |
| 128.3.31.76 | 2147688268 | 0 |
| 128.3.31.77 | 2147688269 | 0 |
| 128.3.31.78 | 2147688270 | 0 |
| 128.3.31.79 | 2147688271 | 0 |
| 128.3.31.80 | 2147688272 | 0 |
| 128.3.31.81 | 2147688273 | 0 |
| 128.3.31.82 | 2147688274 | 0 |
| 128.3.31.83 | 2147688275 | 0 |
| 128.3.31.84 | 2147688276 | 0 |
| 128.3.31.85 | 2147688277 | 0 |
| IP | Numerical IP | DNS |
| 128.3.31.86 | 2147688278 | 0 |
| 128.3.31.87 | 2147688279 | 0 |
| 128.3.31.88 | 2147688280 | 0 |
| 128.3.31.89 | 2147688281 | 0 |
| 128.3.31.90 | 2147688282 | 0 |
| 128.3.31.91 | 2147688283 | 0 |
| 128.3.31.92 | 2147688284 | 0 |
| 128.3.31.93 | 2147688285 | 0 |
| 128.3.31.94 | 2147688286 | 0 |
| 128.3.31.95 | 2147688287 | 0 |
| 128.3.31.96 | 2147688288 | 0 |
| 128.3.31.97 | 2147688289 | 0 |
| 128.3.31.98 | 2147688290 | 0 |
| 128.3.31.99 | 2147688291 | 0 |
| 128.3.31.100 | 2147688292 | 0 |
| 128.3.31.101 | 2147688293 | 0 |
| 128.3.31.102 | 2147688294 | 0 |
| 128.3.31.103 | 2147688295 | 0 |
| 128.3.31.104 | 2147688296 | 0 |
| 128.3.31.105 | 2147688297 | 0 |
| 128.3.31.106 | 2147688298 | 0 |
| 128.3.31.107 | 2147688299 | 0 |
| 128.3.31.108 | 2147688300 | 0 |
| 128.3.31.109 | 2147688301 | 0 |
| 128.3.31.110 | 2147688302 | 0 |
| 128.3.31.111 | 2147688303 | 0 |
| 128.3.31.112 | 2147688304 | 0 |
| 128.3.31.113 | 2147688305 | 0 |
| 128.3.31.114 | 2147688306 | 0 |
| 128.3.31.115 | 2147688307 | 0 |
| 128.3.31.116 | 2147688308 | 0 |
| 128.3.31.117 | 2147688309 | 0 |
| 128.3.31.118 | 2147688310 | 0 |
| 128.3.31.119 | 2147688311 | 0 |
| 128.3.31.120 | 2147688312 | 0 |
| 128.3.31.121 | 2147688313 | 0 |
| 128.3.31.122 | 2147688314 | 0 |
| 128.3.31.123 | 2147688315 | 0 |
| 128.3.31.124 | 2147688316 | 0 |
| 128.3.31.125 | 2147688317 | 0 |
| 128.3.31.126 | 2147688318 | 0 |
| 128.3.31.127 | 2147688319 | 0 |
| 128.3.31.128 | 2147688320 | 0 |
| 128.3.31.129 | 2147688321 | 0 |
| 128.3.31.130 | 2147688322 | 0 |
| 128.3.31.131 | 2147688323 | 0 |
| 128.3.31.132 | 2147688324 | 0 |
| 128.3.31.133 | 2147688325 | 0 |
| 128.3.31.134 | 2147688326 | 0 |
| 128.3.31.135 | 2147688327 | 0 |
| 128.3.31.136 | 2147688328 | 0 |
| 128.3.31.137 | 2147688329 | 0 |
| 128.3.31.138 | 2147688330 | 0 |
| 128.3.31.139 | 2147688331 | 0 |
| 128.3.31.140 | 2147688332 | 0 |
| 128.3.31.141 | 2147688333 | 0 |
| 128.3.31.142 | 2147688334 | 0 |
| 128.3.31.143 | 2147688335 | 0 |
| 128.3.31.144 | 2147688336 | 0 |
| 128.3.31.145 | 2147688337 | 0 |
| 128.3.31.146 | 2147688338 | 0 |
| 128.3.31.147 | 2147688339 | 0 |
| 128.3.31.148 | 2147688340 | 0 |
| 128.3.31.149 | 2147688341 | 0 |
| 128.3.31.150 | 2147688342 | 0 |
| 128.3.31.151 | 2147688343 | 0 |
| 128.3.31.152 | 2147688344 | 0 |
| 128.3.31.153 | 2147688345 | 0 |
| 128.3.31.154 | 2147688346 | 0 |
| 128.3.31.155 | 2147688347 | 0 |
| 128.3.31.156 | 2147688348 | 0 |
| 128.3.31.157 | 2147688349 | 0 |
| 128.3.31.158 | 2147688350 | 0 |
| 128.3.31.159 | 2147688351 | 0 |
| 128.3.31.160 | 2147688352 | 0 |
| 128.3.31.161 | 2147688353 | 0 |
| 128.3.31.162 | 2147688354 | 0 |
| 128.3.31.163 | 2147688355 | 0 |
| 128.3.31.164 | 2147688356 | 0 |
| 128.3.31.165 | 2147688357 | 0 |
| 128.3.31.166 | 2147688358 | 0 |
| 128.3.31.167 | 2147688359 | 0 |
| 128.3.31.168 | 2147688360 | 0 |
| 128.3.31.169 | 2147688361 | 0 |
| 128.3.31.170 | 2147688362 | 0 |
| 128.3.31.171 | 2147688363 | 0 |
| IP | Numerical IP | DNS |
| 128.3.31.172 | 2147688364 | 0 |
| 128.3.31.173 | 2147688365 | 0 |
| 128.3.31.174 | 2147688366 | 0 |
| 128.3.31.175 | 2147688367 | 0 |
| 128.3.31.176 | 2147688368 | 0 |
| 128.3.31.177 | 2147688369 | 0 |
| 128.3.31.178 | 2147688370 | 0 |
| 128.3.31.179 | 2147688371 | 0 |
| 128.3.31.180 | 2147688372 | 0 |
| 128.3.31.181 | 2147688373 | 0 |
| 128.3.31.182 | 2147688374 | 0 |
| 128.3.31.183 | 2147688375 | 0 |
| 128.3.31.184 | 2147688376 | 0 |
| 128.3.31.185 | 2147688377 | 0 |
| 128.3.31.186 | 2147688378 | 0 |
| 128.3.31.187 | 2147688379 | 0 |
| 128.3.31.188 | 2147688380 | 0 |
| 128.3.31.189 | 2147688381 | 0 |
| 128.3.31.190 | 2147688382 | 0 |
| 128.3.31.191 | 2147688383 | 0 |
| 128.3.31.192 | 2147688384 | 0 |
| 128.3.31.193 | 2147688385 | 0 |
| 128.3.31.194 | 2147688386 | 0 |
| 128.3.31.195 | 2147688387 | 0 |
| 128.3.31.196 | 2147688388 | 0 |
| 128.3.31.197 | 2147688389 | 0 |
| 128.3.31.198 | 2147688390 | 0 |
| 128.3.31.199 | 2147688391 | 0 |
| 128.3.31.200 | 2147688392 | 0 |
| 128.3.31.201 | 2147688393 | 0 |
| 128.3.31.202 | 2147688394 | 0 |
| 128.3.31.203 | 2147688395 | 0 |
| 128.3.31.204 | 2147688396 | 0 |
| 128.3.31.205 | 2147688397 | 0 |
| 128.3.31.206 | 2147688398 | 0 |
| 128.3.31.207 | 2147688399 | 0 |
| 128.3.31.208 | 2147688400 | 0 |
| 128.3.31.209 | 2147688401 | 0 |
| 128.3.31.210 | 2147688402 | 0 |
| 128.3.31.211 | 2147688403 | 0 |
| 128.3.31.212 | 2147688404 | 0 |
| 128.3.31.213 | 2147688405 | 0 |
| 128.3.31.214 | 2147688406 | 0 |
| 128.3.31.215 | 2147688407 | 0 |
| 128.3.31.216 | 2147688408 | 0 |
| 128.3.31.217 | 2147688409 | 0 |
| 128.3.31.218 | 2147688410 | 0 |
| 128.3.31.219 | 2147688411 | 0 |
| 128.3.31.220 | 2147688412 | 0 |
| 128.3.31.221 | 2147688413 | 0 |
| 128.3.31.222 | 2147688414 | 0 |
| 128.3.31.223 | 2147688415 | 0 |
| 128.3.31.224 | 2147688416 | 0 |
| 128.3.31.225 | 2147688417 | 0 |
| 128.3.31.226 | 2147688418 | 0 |
| 128.3.31.227 | 2147688419 | 0 |
| 128.3.31.228 | 2147688420 | 0 |
| 128.3.31.229 | 2147688421 | 0 |
| 128.3.31.230 | 2147688422 | 0 |
| 128.3.31.231 | 2147688423 | 0 |
| 128.3.31.232 | 2147688424 | 0 |
| 128.3.31.233 | 2147688425 | 0 |
| 128.3.31.234 | 2147688426 | 0 |
| 128.3.31.235 | 2147688427 | 0 |
| 128.3.31.236 | 2147688428 | 0 |
| 128.3.31.237 | 2147688429 | 0 |
| 128.3.31.238 | 2147688430 | 0 |
| 128.3.31.239 | 2147688431 | 0 |
| 128.3.31.240 | 2147688432 | 0 |
| 128.3.31.241 | 2147688433 | 0 |
| 128.3.31.242 | 2147688434 | 0 |
| 128.3.31.243 | 2147688435 | 0 |
| 128.3.31.244 | 2147688436 | 0 |
| 128.3.31.245 | 2147688437 | 0 |
| 128.3.31.246 | 2147688438 | 0 |
| 128.3.31.247 | 2147688439 | 0 |
| 128.3.31.248 | 2147688440 | 0 |
| 128.3.31.249 | 2147688441 | 0 |
| 128.3.31.250 | 2147688442 | 0 |
| 128.3.31.251 | 2147688443 | 0 |
| 128.3.31.252 | 2147688444 | 0 |
| 128.3.31.253 | 2147688445 | 0 |
| 128.3.31.254 | 2147688446 | 0 |
| 128.3.31.255 | 2147688447 | 0 |