Les adresses IP débutant par 131.243.3 sont fournies par Lawrence Berkeley National Laboratory, elles appartiennent au CIDR (Classless Inter-Domain Routing) 131.243.0.0/16, le bloc IP comprant les adresses de 131.243.0.0 à 131.243.255.255). Le numéro de système autonome (ASN) est 16.
| ASN | 16 |
| IP commençant par | 131.243.0.0 |
| IP se terminant par | 131.243.255.255 |
| Nom ASN | Lawrence Berkeley National Laboratory |
| CDIR | 131.243.0.0/16 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 04/02/2020 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | AU | Australie | - | Robina | -28,0707 | 153,3933 | 2020-02-04 |
| MaxMind | US | États-Unis | - | Alameda | 37,7735 | -122,2788 | 2020-02-04 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 131.243.3.0 | 2213741312 | 0 |
| 131.243.3.1 | 2213741313 | 0 |
| 131.243.3.2 | 2213741314 | 0 |
| 131.243.3.3 | 2213741315 | 0 |
| 131.243.3.4 | 2213741316 | 0 |
| 131.243.3.5 | 2213741317 | 0 |
| 131.243.3.6 | 2213741318 | 0 |
| 131.243.3.7 | 2213741319 | 0 |
| 131.243.3.8 | 2213741320 | 0 |
| 131.243.3.9 | 2213741321 | 0 |
| 131.243.3.10 | 2213741322 | 0 |
| 131.243.3.11 | 2213741323 | 0 |
| 131.243.3.12 | 2213741324 | 0 |
| 131.243.3.13 | 2213741325 | 0 |
| 131.243.3.14 | 2213741326 | 0 |
| 131.243.3.15 | 2213741327 | 0 |
| 131.243.3.16 | 2213741328 | 0 |
| 131.243.3.17 | 2213741329 | 0 |
| 131.243.3.18 | 2213741330 | 0 |
| 131.243.3.19 | 2213741331 | 0 |
| 131.243.3.20 | 2213741332 | 0 |
| 131.243.3.21 | 2213741333 | 0 |
| 131.243.3.22 | 2213741334 | 0 |
| 131.243.3.23 | 2213741335 | 0 |
| 131.243.3.24 | 2213741336 | 0 |
| 131.243.3.25 | 2213741337 | 0 |
| 131.243.3.26 | 2213741338 | 0 |
| 131.243.3.27 | 2213741339 | 0 |
| 131.243.3.28 | 2213741340 | 0 |
| 131.243.3.29 | 2213741341 | 0 |
| 131.243.3.30 | 2213741342 | 0 |
| 131.243.3.31 | 2213741343 | 0 |
| 131.243.3.32 | 2213741344 | 0 |
| 131.243.3.33 | 2213741345 | 0 |
| 131.243.3.34 | 2213741346 | 0 |
| 131.243.3.35 | 2213741347 | 0 |
| 131.243.3.36 | 2213741348 | 0 |
| 131.243.3.37 | 2213741349 | 0 |
| 131.243.3.38 | 2213741350 | 0 |
| 131.243.3.39 | 2213741351 | 0 |
| 131.243.3.40 | 2213741352 | 0 |
| 131.243.3.41 | 2213741353 | 0 |
| 131.243.3.42 | 2213741354 | 0 |
| 131.243.3.43 | 2213741355 | 0 |
| 131.243.3.44 | 2213741356 | 0 |
| 131.243.3.45 | 2213741357 | 0 |
| 131.243.3.46 | 2213741358 | 0 |
| 131.243.3.47 | 2213741359 | 0 |
| 131.243.3.48 | 2213741360 | 0 |
| 131.243.3.49 | 2213741361 | 0 |
| 131.243.3.50 | 2213741362 | 0 |
| 131.243.3.51 | 2213741363 | 0 |
| 131.243.3.52 | 2213741364 | 0 |
| 131.243.3.53 | 2213741365 | 0 |
| 131.243.3.54 | 2213741366 | 0 |
| 131.243.3.55 | 2213741367 | 0 |
| 131.243.3.56 | 2213741368 | 0 |
| 131.243.3.57 | 2213741369 | 0 |
| 131.243.3.58 | 2213741370 | 0 |
| 131.243.3.59 | 2213741371 | 0 |
| 131.243.3.60 | 2213741372 | 0 |
| 131.243.3.61 | 2213741373 | 0 |
| 131.243.3.62 | 2213741374 | 0 |
| 131.243.3.63 | 2213741375 | 0 |
| 131.243.3.64 | 2213741376 | 0 |
| 131.243.3.65 | 2213741377 | 0 |
| 131.243.3.66 | 2213741378 | 0 |
| 131.243.3.67 | 2213741379 | 0 |
| 131.243.3.68 | 2213741380 | 0 |
| 131.243.3.69 | 2213741381 | 0 |
| 131.243.3.70 | 2213741382 | 0 |
| 131.243.3.71 | 2213741383 | 0 |
| 131.243.3.72 | 2213741384 | 0 |
| 131.243.3.73 | 2213741385 | 0 |
| 131.243.3.74 | 2213741386 | 0 |
| 131.243.3.75 | 2213741387 | 0 |
| 131.243.3.76 | 2213741388 | 0 |
| 131.243.3.77 | 2213741389 | 0 |
| 131.243.3.78 | 2213741390 | 0 |
| 131.243.3.79 | 2213741391 | 0 |
| 131.243.3.80 | 2213741392 | 0 |
| 131.243.3.81 | 2213741393 | 0 |
| 131.243.3.82 | 2213741394 | 0 |
| 131.243.3.83 | 2213741395 | 0 |
| 131.243.3.84 | 2213741396 | 0 |
| 131.243.3.85 | 2213741397 | 0 |