L'indirizzo IP 128.91.78 è fornito da University of Pennsylvania, che è di proprietà del CIDR (Classless Inter-Domain Routing) 128.91.0.0/16, IP tra 128.91.0.0 a 128.91.255.255 ). Il numero di sistema autonomo (ASN) è 55.
| ASN | 55 |
| IP inizia con | 128.91.0.0 |
| IP finale con | 128.91.255.255 |
| ASN Nome | University of Pennsylvania |
| CDIR | 128.91.0.0/16 |
| IP numerico | |
| Registe | arin |
| Ultimo aggiornamento | 05/05/2019 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | San Jose | 37,3856 | -121,8853 | 2019-05-04 |
| MaxMind | US | United States | - | San Jose | 37,3874 | -121,9024 | 2019-05-04 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 128.91.78.0 | 2153467392 | 0 |
| 128.91.78.1 | 2153467393 | 0 |
| 128.91.78.2 | 2153467394 | 0 |
| 128.91.78.3 | 2153467395 | 0 |
| 128.91.78.4 | 2153467396 | 0 |
| 128.91.78.5 | 2153467397 | 0 |
| 128.91.78.6 | 2153467398 | 0 |
| 128.91.78.7 | 2153467399 | 0 |
| 128.91.78.8 | 2153467400 | 0 |
| 128.91.78.9 | 2153467401 | 0 |
| 128.91.78.10 | 2153467402 | 0 |
| 128.91.78.11 | 2153467403 | 0 |
| 128.91.78.12 | 2153467404 | 0 |
| 128.91.78.13 | 2153467405 | 0 |
| 128.91.78.14 | 2153467406 | 0 |
| 128.91.78.15 | 2153467407 | 0 |
| 128.91.78.16 | 2153467408 | 0 |
| 128.91.78.17 | 2153467409 | 0 |
| 128.91.78.18 | 2153467410 | 0 |
| 128.91.78.19 | 2153467411 | 0 |
| 128.91.78.20 | 2153467412 | 0 |
| 128.91.78.21 | 2153467413 | 0 |
| 128.91.78.22 | 2153467414 | 0 |
| 128.91.78.23 | 2153467415 | 0 |
| 128.91.78.24 | 2153467416 | 0 |
| 128.91.78.25 | 2153467417 | 0 |
| 128.91.78.26 | 2153467418 | 0 |
| 128.91.78.27 | 2153467419 | 0 |
| 128.91.78.28 | 2153467420 | 0 |
| 128.91.78.29 | 2153467421 | 0 |
| 128.91.78.30 | 2153467422 | 0 |
| 128.91.78.31 | 2153467423 | 0 |
| 128.91.78.32 | 2153467424 | 0 |
| 128.91.78.33 | 2153467425 | 0 |
| 128.91.78.34 | 2153467426 | 0 |
| 128.91.78.35 | 2153467427 | 0 |
| 128.91.78.36 | 2153467428 | 0 |
| 128.91.78.37 | 2153467429 | 0 |
| 128.91.78.38 | 2153467430 | 0 |
| 128.91.78.39 | 2153467431 | 0 |
| 128.91.78.40 | 2153467432 | 0 |
| 128.91.78.41 | 2153467433 | 0 |
| 128.91.78.42 | 2153467434 | 0 |
| 128.91.78.43 | 2153467435 | 0 |
| 128.91.78.44 | 2153467436 | 0 |
| 128.91.78.45 | 2153467437 | 0 |
| 128.91.78.46 | 2153467438 | 0 |
| 128.91.78.47 | 2153467439 | 0 |
| 128.91.78.48 | 2153467440 | 0 |
| 128.91.78.49 | 2153467441 | 0 |
| 128.91.78.50 | 2153467442 | 0 |
| 128.91.78.51 | 2153467443 | 0 |
| 128.91.78.52 | 2153467444 | 0 |
| 128.91.78.53 | 2153467445 | 0 |
| 128.91.78.54 | 2153467446 | 0 |
| 128.91.78.55 | 2153467447 | 0 |
| 128.91.78.56 | 2153467448 | 0 |
| 128.91.78.57 | 2153467449 | 0 |
| 128.91.78.58 | 2153467450 | 0 |
| 128.91.78.59 | 2153467451 | 0 |
| 128.91.78.60 | 2153467452 | 0 |
| 128.91.78.61 | 2153467453 | 0 |
| 128.91.78.62 | 2153467454 | 0 |
| 128.91.78.63 | 2153467455 | 0 |
| 128.91.78.64 | 2153467456 | 0 |
| 128.91.78.65 | 2153467457 | 0 |
| 128.91.78.66 | 2153467458 | 0 |
| 128.91.78.67 | 2153467459 | 0 |
| 128.91.78.68 | 2153467460 | 0 |
| 128.91.78.69 | 2153467461 | 0 |
| 128.91.78.70 | 2153467462 | 0 |
| 128.91.78.71 | 2153467463 | 0 |
| 128.91.78.72 | 2153467464 | 0 |
| 128.91.78.73 | 2153467465 | 0 |
| 128.91.78.74 | 2153467466 | 0 |
| 128.91.78.75 | 2153467467 | 0 |
| 128.91.78.76 | 2153467468 | 0 |
| 128.91.78.77 | 2153467469 | 0 |
| 128.91.78.78 | 2153467470 | 0 |
| 128.91.78.79 | 2153467471 | 0 |
| 128.91.78.80 | 2153467472 | 0 |
| 128.91.78.81 | 2153467473 | 0 |
| 128.91.78.82 | 2153467474 | 0 |
| 128.91.78.83 | 2153467475 | 0 |
| 128.91.78.84 | 2153467476 | 0 |
| 128.91.78.85 | 2153467477 | 0 |