La dirección IP 128.31.20 es proporcionada por Massachusetts Institute of Technology, que es propiedad de la CIDR (Classless Inter-Domain Routing) 128.30.0.0/15, IP entre 128.30.0.0 a 128.31.255.255 ). El número de sistema autónomo (ASN) es 3.
| ASN | 3 |
| IP que comienzan con | 128.30.0.0 |
| IP que termina con | 128.31.255.255 |
| ASN Nombre | Massachusetts Institute of Technology |
| CDIR | 128.30.0.0/15 |
| IP numérica | |
| Registe | arin |
| Última actualización | 23/02/2020 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Berkeley | 37,8692 | -122,2564 | 2020-02-23 |
| MaxMind | US | Estados Unidos | - | Berkeley | 37,8668 | -122,2536 | 2020-02-23 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 128.31.20.0 | 2149520384 | 0 |
| 128.31.20.1 | 2149520385 | 0 |
| 128.31.20.2 | 2149520386 | 0 |
| 128.31.20.3 | 2149520387 | 0 |
| 128.31.20.4 | 2149520388 | 0 |
| 128.31.20.5 | 2149520389 | 0 |
| 128.31.20.6 | 2149520390 | 0 |
| 128.31.20.7 | 2149520391 | 0 |
| 128.31.20.8 | 2149520392 | 0 |
| 128.31.20.9 | 2149520393 | 0 |
| 128.31.20.10 | 2149520394 | 0 |
| 128.31.20.11 | 2149520395 | 0 |
| 128.31.20.12 | 2149520396 | 0 |
| 128.31.20.13 | 2149520397 | 0 |
| 128.31.20.14 | 2149520398 | 0 |
| 128.31.20.15 | 2149520399 | 0 |
| 128.31.20.16 | 2149520400 | 0 |
| 128.31.20.17 | 2149520401 | 0 |
| 128.31.20.18 | 2149520402 | 0 |
| 128.31.20.19 | 2149520403 | 0 |
| 128.31.20.20 | 2149520404 | 0 |
| 128.31.20.21 | 2149520405 | 0 |
| 128.31.20.22 | 2149520406 | 0 |
| 128.31.20.23 | 2149520407 | 0 |
| 128.31.20.24 | 2149520408 | 0 |
| 128.31.20.25 | 2149520409 | 0 |
| 128.31.20.26 | 2149520410 | 0 |
| 128.31.20.27 | 2149520411 | 0 |
| 128.31.20.28 | 2149520412 | 0 |
| 128.31.20.29 | 2149520413 | 0 |
| 128.31.20.30 | 2149520414 | 0 |
| 128.31.20.31 | 2149520415 | 0 |
| 128.31.20.32 | 2149520416 | 0 |
| 128.31.20.33 | 2149520417 | 0 |
| 128.31.20.34 | 2149520418 | 0 |
| 128.31.20.35 | 2149520419 | 0 |
| 128.31.20.36 | 2149520420 | 0 |
| 128.31.20.37 | 2149520421 | 0 |
| 128.31.20.38 | 2149520422 | 0 |
| 128.31.20.39 | 2149520423 | 0 |
| 128.31.20.40 | 2149520424 | 0 |
| 128.31.20.41 | 2149520425 | 0 |
| 128.31.20.42 | 2149520426 | 0 |
| 128.31.20.43 | 2149520427 | 0 |
| 128.31.20.44 | 2149520428 | 0 |
| 128.31.20.45 | 2149520429 | 0 |
| 128.31.20.46 | 2149520430 | 0 |
| 128.31.20.47 | 2149520431 | 0 |
| 128.31.20.48 | 2149520432 | 0 |
| 128.31.20.49 | 2149520433 | 0 |
| 128.31.20.50 | 2149520434 | 0 |
| 128.31.20.51 | 2149520435 | 0 |
| 128.31.20.52 | 2149520436 | 0 |
| 128.31.20.53 | 2149520437 | 0 |
| 128.31.20.54 | 2149520438 | 0 |
| 128.31.20.55 | 2149520439 | 0 |
| 128.31.20.56 | 2149520440 | 0 |
| 128.31.20.57 | 2149520441 | 0 |
| 128.31.20.58 | 2149520442 | 0 |
| 128.31.20.59 | 2149520443 | 0 |
| 128.31.20.60 | 2149520444 | 0 |
| 128.31.20.61 | 2149520445 | 0 |
| 128.31.20.62 | 2149520446 | 0 |
| 128.31.20.63 | 2149520447 | 0 |
| 128.31.20.64 | 2149520448 | 0 |
| 128.31.20.65 | 2149520449 | 0 |
| 128.31.20.66 | 2149520450 | 0 |
| 128.31.20.67 | 2149520451 | 0 |
| 128.31.20.68 | 2149520452 | 0 |
| 128.31.20.69 | 2149520453 | 0 |
| 128.31.20.70 | 2149520454 | 0 |
| 128.31.20.71 | 2149520455 | 0 |
| 128.31.20.72 | 2149520456 | 0 |
| 128.31.20.73 | 2149520457 | 0 |
| 128.31.20.74 | 2149520458 | 0 |
| 128.31.20.75 | 2149520459 | 0 |
| 128.31.20.76 | 2149520460 | 0 |
| 128.31.20.77 | 2149520461 | 0 |
| 128.31.20.78 | 2149520462 | 0 |
| 128.31.20.79 | 2149520463 | 0 |
| 128.31.20.80 | 2149520464 | 0 |
| 128.31.20.81 | 2149520465 | 0 |
| 128.31.20.82 | 2149520466 | 0 |
| 128.31.20.83 | 2149520467 | 0 |
| 128.31.20.84 | 2149520468 | 0 |
| 128.31.20.85 | 2149520469 | 0 |