Les adresses IP débutant par 128.9.125 sont fournies par University of Southern California, elles appartiennent au CIDR (Classless Inter-Domain Routing) 128.9.0.0/16, le bloc IP comprant les adresses de 128.9.0.0 à 128.9.255.255). Le numéro de système autonome (ASN) est 4.
| ASN | 4 |
| IP commençant par | 128.9.0.0 |
| IP se terminant par | 128.9.255.255 |
| Nom ASN | University of Southern California |
| CDIR | 128.9.0.0/16 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 20/09/2019 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Los Angeles | 34,0522 | -118,2437 | 2019-09-19 |
| MaxMind | US | États-Unis | - | West Lafayette | 40,4259 | -86,9081 | 2019-09-19 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 128.9.125.0 | 2148105472 | 0 |
| 128.9.125.1 | 2148105473 | 0 |
| 128.9.125.2 | 2148105474 | 0 |
| 128.9.125.3 | 2148105475 | 0 |
| 128.9.125.4 | 2148105476 | 0 |
| 128.9.125.5 | 2148105477 | 0 |
| 128.9.125.6 | 2148105478 | 0 |
| 128.9.125.7 | 2148105479 | 0 |
| 128.9.125.8 | 2148105480 | 0 |
| 128.9.125.9 | 2148105481 | 0 |
| 128.9.125.10 | 2148105482 | 0 |
| 128.9.125.11 | 2148105483 | 0 |
| 128.9.125.12 | 2148105484 | 0 |
| 128.9.125.13 | 2148105485 | 0 |
| 128.9.125.14 | 2148105486 | 0 |
| 128.9.125.15 | 2148105487 | 0 |
| 128.9.125.16 | 2148105488 | 0 |
| 128.9.125.17 | 2148105489 | 0 |
| 128.9.125.18 | 2148105490 | 0 |
| 128.9.125.19 | 2148105491 | 0 |
| 128.9.125.20 | 2148105492 | 0 |
| 128.9.125.21 | 2148105493 | 0 |
| 128.9.125.22 | 2148105494 | 0 |
| 128.9.125.23 | 2148105495 | 0 |
| 128.9.125.24 | 2148105496 | 0 |
| 128.9.125.25 | 2148105497 | 0 |
| 128.9.125.26 | 2148105498 | 0 |
| 128.9.125.27 | 2148105499 | 0 |
| 128.9.125.28 | 2148105500 | 0 |
| 128.9.125.29 | 2148105501 | 0 |
| 128.9.125.30 | 2148105502 | 0 |
| 128.9.125.31 | 2148105503 | 0 |
| 128.9.125.32 | 2148105504 | 0 |
| 128.9.125.33 | 2148105505 | 0 |
| 128.9.125.34 | 2148105506 | 0 |
| 128.9.125.35 | 2148105507 | 0 |
| 128.9.125.36 | 2148105508 | 0 |
| 128.9.125.37 | 2148105509 | 0 |
| 128.9.125.38 | 2148105510 | 0 |
| 128.9.125.39 | 2148105511 | 0 |
| 128.9.125.40 | 2148105512 | 0 |
| 128.9.125.41 | 2148105513 | 0 |
| 128.9.125.42 | 2148105514 | 0 |
| 128.9.125.43 | 2148105515 | 0 |
| 128.9.125.44 | 2148105516 | 0 |
| 128.9.125.45 | 2148105517 | 0 |
| 128.9.125.46 | 2148105518 | 0 |
| 128.9.125.47 | 2148105519 | 0 |
| 128.9.125.48 | 2148105520 | 0 |
| 128.9.125.49 | 2148105521 | 0 |
| 128.9.125.50 | 2148105522 | 0 |
| 128.9.125.51 | 2148105523 | 0 |
| 128.9.125.52 | 2148105524 | 0 |
| 128.9.125.53 | 2148105525 | 0 |
| 128.9.125.54 | 2148105526 | 0 |
| 128.9.125.55 | 2148105527 | 0 |
| 128.9.125.56 | 2148105528 | 0 |
| 128.9.125.57 | 2148105529 | 0 |
| 128.9.125.58 | 2148105530 | 0 |
| 128.9.125.59 | 2148105531 | 0 |
| 128.9.125.60 | 2148105532 | 0 |
| 128.9.125.61 | 2148105533 | 0 |
| 128.9.125.62 | 2148105534 | 0 |
| 128.9.125.63 | 2148105535 | 0 |
| 128.9.125.64 | 2148105536 | 0 |
| 128.9.125.65 | 2148105537 | 0 |
| 128.9.125.66 | 2148105538 | 0 |
| 128.9.125.67 | 2148105539 | 0 |
| 128.9.125.68 | 2148105540 | 0 |
| 128.9.125.69 | 2148105541 | 0 |
| 128.9.125.70 | 2148105542 | 0 |
| 128.9.125.71 | 2148105543 | 0 |
| 128.9.125.72 | 2148105544 | 0 |
| 128.9.125.73 | 2148105545 | 0 |
| 128.9.125.74 | 2148105546 | 0 |
| 128.9.125.75 | 2148105547 | 0 |
| 128.9.125.76 | 2148105548 | 0 |
| 128.9.125.77 | 2148105549 | 0 |
| 128.9.125.78 | 2148105550 | 0 |
| 128.9.125.79 | 2148105551 | 0 |
| 128.9.125.80 | 2148105552 | 0 |
| 128.9.125.81 | 2148105553 | 0 |
| 128.9.125.82 | 2148105554 | 0 |
| 128.9.125.83 | 2148105555 | 0 |
| 128.9.125.84 | 2148105556 | 0 |
| 128.9.125.85 | 2148105557 | 0 |