Les adresses IP débutant par 3.87.71 sont fournies par Level 3 Communications, Inc., elles appartiennent au CIDR (Classless Inter-Domain Routing) 4.0.0.0/8, le bloc IP comprant les adresses de 4.0.0.0 à 4.255.255.255). Le numéro de système autonome (ASN) est 3356.
| ASN | 3356 |
| IP commençant par | 4.0.0.0 |
| IP se terminant par | 4.255.255.255 |
| Nom ASN | Level 3 Communications, Inc. |
| CDIR | 4.0.0.0/8 |
| IP numérique | |
| Registe | |
| Dernière mise à jour | 10/08/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Fairfield | 41,2184 | -73,2517 | 2017-08-10 |
| MaxMind | US | États-Unis | - | Fairfield | 41,1412 | -73,2637 | 2017-08-10 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 3.87.71.0 | 56051456 | 0 |
| 3.87.71.1 | 56051457 | 0 |
| 3.87.71.2 | 56051458 | 0 |
| 3.87.71.3 | 56051459 | 0 |
| 3.87.71.4 | 56051460 | 0 |
| 3.87.71.5 | 56051461 | 0 |
| 3.87.71.6 | 56051462 | 0 |
| 3.87.71.7 | 56051463 | 0 |
| 3.87.71.8 | 56051464 | 0 |
| 3.87.71.9 | 56051465 | 0 |
| 3.87.71.10 | 56051466 | 0 |
| 3.87.71.11 | 56051467 | 0 |
| 3.87.71.12 | 56051468 | 0 |
| 3.87.71.13 | 56051469 | 0 |
| 3.87.71.14 | 56051470 | 0 |
| 3.87.71.15 | 56051471 | 0 |
| 3.87.71.16 | 56051472 | 0 |
| 3.87.71.17 | 56051473 | 0 |
| 3.87.71.18 | 56051474 | 0 |
| 3.87.71.19 | 56051475 | 0 |
| 3.87.71.20 | 56051476 | 0 |
| 3.87.71.21 | 56051477 | 0 |
| 3.87.71.22 | 56051478 | 0 |
| 3.87.71.23 | 56051479 | 0 |
| 3.87.71.24 | 56051480 | 0 |
| 3.87.71.25 | 56051481 | 0 |
| 3.87.71.26 | 56051482 | 0 |
| 3.87.71.27 | 56051483 | 0 |
| 3.87.71.28 | 56051484 | 0 |
| 3.87.71.29 | 56051485 | 0 |
| 3.87.71.30 | 56051486 | 0 |
| 3.87.71.31 | 56051487 | 0 |
| 3.87.71.32 | 56051488 | 0 |
| 3.87.71.33 | 56051489 | 0 |
| 3.87.71.34 | 56051490 | 0 |
| 3.87.71.35 | 56051491 | 0 |
| 3.87.71.36 | 56051492 | 0 |
| 3.87.71.37 | 56051493 | 0 |
| 3.87.71.38 | 56051494 | 0 |
| 3.87.71.39 | 56051495 | 0 |
| 3.87.71.40 | 56051496 | 0 |
| 3.87.71.41 | 56051497 | 0 |
| 3.87.71.42 | 56051498 | 0 |
| 3.87.71.43 | 56051499 | 0 |
| 3.87.71.44 | 56051500 | 0 |
| 3.87.71.45 | 56051501 | 0 |
| 3.87.71.46 | 56051502 | 0 |
| 3.87.71.47 | 56051503 | 0 |
| 3.87.71.48 | 56051504 | 0 |
| 3.87.71.49 | 56051505 | 0 |
| 3.87.71.50 | 56051506 | 0 |
| 3.87.71.51 | 56051507 | 0 |
| 3.87.71.52 | 56051508 | 0 |
| 3.87.71.53 | 56051509 | 0 |
| 3.87.71.54 | 56051510 | 0 |
| 3.87.71.55 | 56051511 | 0 |
| 3.87.71.56 | 56051512 | 0 |
| 3.87.71.57 | 56051513 | 0 |
| 3.87.71.58 | 56051514 | 0 |
| 3.87.71.59 | 56051515 | 0 |
| 3.87.71.60 | 56051516 | 0 |
| 3.87.71.61 | 56051517 | 0 |
| 3.87.71.62 | 56051518 | 0 |
| 3.87.71.63 | 56051519 | 0 |
| 3.87.71.64 | 56051520 | 0 |
| 3.87.71.65 | 56051521 | 0 |
| 3.87.71.66 | 56051522 | 0 |
| 3.87.71.67 | 56051523 | 0 |
| 3.87.71.68 | 56051524 | 0 |
| 3.87.71.69 | 56051525 | 0 |
| 3.87.71.70 | 56051526 | 0 |
| 3.87.71.71 | 56051527 | 0 |
| 3.87.71.72 | 56051528 | 0 |
| 3.87.71.73 | 56051529 | 0 |
| 3.87.71.74 | 56051530 | 0 |
| 3.87.71.75 | 56051531 | 0 |
| 3.87.71.76 | 56051532 | 0 |
| 3.87.71.77 | 56051533 | 0 |
| 3.87.71.78 | 56051534 | 0 |
| 3.87.71.79 | 56051535 | 0 |
| 3.87.71.80 | 56051536 | 0 |
| 3.87.71.81 | 56051537 | 0 |
| 3.87.71.82 | 56051538 | 0 |
| 3.87.71.83 | 56051539 | 0 |
| 3.87.71.84 | 56051540 | 0 |
| 3.87.71.85 | 56051541 | 0 |