Les adresses IP débutant par 137.81.68 sont fournies par University of Wisconsin System, elles appartiennent au CIDR (Classless Inter-Domain Routing) 137.81.0.0/16, le bloc IP comprant les adresses de 137.81.0.0 à 137.81.255.255). Le numéro de système autonome (ASN) est 3128.
| ASN | 3128 |
| IP commençant par | 137.81.0.0 |
| IP se terminant par | 137.81.255.255 |
| Nom ASN | University of Wisconsin System |
| CDIR | 137.81.0.0/16 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 10/05/2019 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Duluth | 46,7833 | -92,1066 | 2019-05-10 |
| MaxMind | CA | Canada | - | Vancouver | 49,4635 | -122,822 | 2019-05-10 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 137.81.68.0 | 2303804416 | 0 |
| 137.81.68.1 | 2303804417 | 0 |
| 137.81.68.2 | 2303804418 | 0 |
| 137.81.68.3 | 2303804419 | 0 |
| 137.81.68.4 | 2303804420 | 0 |
| 137.81.68.5 | 2303804421 | 0 |
| 137.81.68.6 | 2303804422 | 0 |
| 137.81.68.7 | 2303804423 | 0 |
| 137.81.68.8 | 2303804424 | 0 |
| 137.81.68.9 | 2303804425 | 0 |
| 137.81.68.10 | 2303804426 | 0 |
| 137.81.68.11 | 2303804427 | 0 |
| 137.81.68.12 | 2303804428 | 0 |
| 137.81.68.13 | 2303804429 | 0 |
| 137.81.68.14 | 2303804430 | 0 |
| 137.81.68.15 | 2303804431 | 0 |
| 137.81.68.16 | 2303804432 | 0 |
| 137.81.68.17 | 2303804433 | 0 |
| 137.81.68.18 | 2303804434 | 0 |
| 137.81.68.19 | 2303804435 | 0 |
| 137.81.68.20 | 2303804436 | 0 |
| 137.81.68.21 | 2303804437 | 0 |
| 137.81.68.22 | 2303804438 | 0 |
| 137.81.68.23 | 2303804439 | 0 |
| 137.81.68.24 | 2303804440 | 0 |
| 137.81.68.25 | 2303804441 | 0 |
| 137.81.68.26 | 2303804442 | 0 |
| 137.81.68.27 | 2303804443 | 0 |
| 137.81.68.28 | 2303804444 | 0 |
| 137.81.68.29 | 2303804445 | 0 |
| 137.81.68.30 | 2303804446 | 0 |
| 137.81.68.31 | 2303804447 | 0 |
| 137.81.68.32 | 2303804448 | 0 |
| 137.81.68.33 | 2303804449 | 0 |
| 137.81.68.34 | 2303804450 | 0 |
| 137.81.68.35 | 2303804451 | 0 |
| 137.81.68.36 | 2303804452 | 0 |
| 137.81.68.37 | 2303804453 | 0 |
| 137.81.68.38 | 2303804454 | 0 |
| 137.81.68.39 | 2303804455 | 0 |
| 137.81.68.40 | 2303804456 | 0 |
| 137.81.68.41 | 2303804457 | 0 |
| 137.81.68.42 | 2303804458 | 0 |
| 137.81.68.43 | 2303804459 | 0 |
| 137.81.68.44 | 2303804460 | 0 |
| 137.81.68.45 | 2303804461 | 0 |
| 137.81.68.46 | 2303804462 | 0 |
| 137.81.68.47 | 2303804463 | 0 |
| 137.81.68.48 | 2303804464 | 0 |
| 137.81.68.49 | 2303804465 | 0 |
| 137.81.68.50 | 2303804466 | 0 |
| 137.81.68.51 | 2303804467 | 0 |
| 137.81.68.52 | 2303804468 | 0 |
| 137.81.68.53 | 2303804469 | 0 |
| 137.81.68.54 | 2303804470 | 0 |
| 137.81.68.55 | 2303804471 | 0 |
| 137.81.68.56 | 2303804472 | 0 |
| 137.81.68.57 | 2303804473 | 0 |
| 137.81.68.58 | 2303804474 | 0 |
| 137.81.68.59 | 2303804475 | 0 |
| 137.81.68.60 | 2303804476 | 0 |
| 137.81.68.61 | 2303804477 | 0 |
| 137.81.68.62 | 2303804478 | 0 |
| 137.81.68.63 | 2303804479 | 0 |
| 137.81.68.64 | 2303804480 | 0 |
| 137.81.68.65 | 2303804481 | 0 |
| 137.81.68.66 | 2303804482 | 0 |
| 137.81.68.67 | 2303804483 | 0 |
| 137.81.68.68 | 2303804484 | 0 |
| 137.81.68.69 | 2303804485 | 0 |
| 137.81.68.70 | 2303804486 | 0 |
| 137.81.68.71 | 2303804487 | 0 |
| 137.81.68.72 | 2303804488 | 0 |
| 137.81.68.73 | 2303804489 | 0 |
| 137.81.68.74 | 2303804490 | 0 |
| 137.81.68.75 | 2303804491 | 0 |
| 137.81.68.76 | 2303804492 | 0 |
| 137.81.68.77 | 2303804493 | 0 |
| 137.81.68.78 | 2303804494 | 0 |
| 137.81.68.79 | 2303804495 | 0 |
| 137.81.68.80 | 2303804496 | 0 |
| 137.81.68.81 | 2303804497 | 0 |
| 137.81.68.82 | 2303804498 | 0 |
| 137.81.68.83 | 2303804499 | 0 |
| 137.81.68.84 | 2303804500 | 0 |
| 137.81.68.85 | 2303804501 | 0 |