The IP address 3.81.80 is provided by Level 3 Communications, Inc., it's belong to the CDIR (Classless Inter-Domain Routing) 4.0.0.0/8 (range 4.0.0.0 to 4.255.255.255). The autonomous system number (ASN) is 3356.
| ASN | 3356 |
| IP starting by | 4.0.0.0 |
| IP ending by | 4.255.255.255 |
| ASN Name | Level 3 Communications, Inc. |
| CDIR | 4.0.0.0/8 |
| Numerical IP | |
| Registry | arin |
| Last update | 19/09/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Fairfield | 41.2184 | -73.2517 | 2017-09-19 |
| MaxMind | US | United States | - | Fairfield | 41.1412 | -73.2637 | 2017-09-19 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 3.81.80.0 | 55660544 | 0 |
| 3.81.80.1 | 55660545 | 0 |
| 3.81.80.2 | 55660546 | 0 |
| 3.81.80.3 | 55660547 | 0 |
| 3.81.80.4 | 55660548 | 0 |
| 3.81.80.5 | 55660549 | 0 |
| 3.81.80.6 | 55660550 | 0 |
| 3.81.80.7 | 55660551 | 0 |
| 3.81.80.8 | 55660552 | 0 |
| 3.81.80.9 | 55660553 | 0 |
| 3.81.80.10 | 55660554 | 0 |
| 3.81.80.11 | 55660555 | 0 |
| 3.81.80.12 | 55660556 | 0 |
| 3.81.80.13 | 55660557 | 0 |
| 3.81.80.14 | 55660558 | 0 |
| 3.81.80.15 | 55660559 | 0 |
| 3.81.80.16 | 55660560 | 0 |
| 3.81.80.17 | 55660561 | 0 |
| 3.81.80.18 | 55660562 | 0 |
| 3.81.80.19 | 55660563 | 0 |
| 3.81.80.20 | 55660564 | 0 |
| 3.81.80.21 | 55660565 | 0 |
| 3.81.80.22 | 55660566 | 0 |
| 3.81.80.23 | 55660567 | 0 |
| 3.81.80.24 | 55660568 | 0 |
| 3.81.80.25 | 55660569 | 0 |
| 3.81.80.26 | 55660570 | 0 |
| 3.81.80.27 | 55660571 | 0 |
| 3.81.80.28 | 55660572 | 0 |
| 3.81.80.29 | 55660573 | 0 |
| 3.81.80.30 | 55660574 | 0 |
| 3.81.80.31 | 55660575 | 0 |
| 3.81.80.32 | 55660576 | 0 |
| 3.81.80.33 | 55660577 | 0 |
| 3.81.80.34 | 55660578 | 0 |
| 3.81.80.35 | 55660579 | 0 |
| 3.81.80.36 | 55660580 | 0 |
| 3.81.80.37 | 55660581 | 0 |
| 3.81.80.38 | 55660582 | 0 |
| 3.81.80.39 | 55660583 | 0 |
| 3.81.80.40 | 55660584 | 0 |
| 3.81.80.41 | 55660585 | 0 |
| 3.81.80.42 | 55660586 | 0 |
| 3.81.80.43 | 55660587 | 0 |
| 3.81.80.44 | 55660588 | 0 |
| 3.81.80.45 | 55660589 | 0 |
| 3.81.80.46 | 55660590 | 0 |
| 3.81.80.47 | 55660591 | 0 |
| 3.81.80.48 | 55660592 | 0 |
| 3.81.80.49 | 55660593 | 0 |
| 3.81.80.50 | 55660594 | 0 |
| 3.81.80.51 | 55660595 | 0 |
| 3.81.80.52 | 55660596 | 0 |
| 3.81.80.53 | 55660597 | 0 |
| 3.81.80.54 | 55660598 | 0 |
| 3.81.80.55 | 55660599 | 0 |
| 3.81.80.56 | 55660600 | 0 |
| 3.81.80.57 | 55660601 | 0 |
| 3.81.80.58 | 55660602 | 0 |
| 3.81.80.59 | 55660603 | 0 |
| 3.81.80.60 | 55660604 | 0 |
| 3.81.80.61 | 55660605 | 0 |
| 3.81.80.62 | 55660606 | 0 |
| 3.81.80.63 | 55660607 | 0 |
| 3.81.80.64 | 55660608 | 0 |
| 3.81.80.65 | 55660609 | 0 |
| 3.81.80.66 | 55660610 | 0 |
| 3.81.80.67 | 55660611 | 0 |
| 3.81.80.68 | 55660612 | 0 |
| 3.81.80.69 | 55660613 | 0 |
| 3.81.80.70 | 55660614 | 0 |
| 3.81.80.71 | 55660615 | 0 |
| 3.81.80.72 | 55660616 | 0 |
| 3.81.80.73 | 55660617 | 0 |
| 3.81.80.74 | 55660618 | 0 |
| 3.81.80.75 | 55660619 | 0 |
| 3.81.80.76 | 55660620 | 0 |
| 3.81.80.77 | 55660621 | 0 |
| 3.81.80.78 | 55660622 | 0 |
| 3.81.80.79 | 55660623 | 0 |
| 3.81.80.80 | 55660624 | 0 |
| 3.81.80.81 | 55660625 | 0 |
| 3.81.80.82 | 55660626 | 0 |
| 3.81.80.83 | 55660627 | 0 |
| 3.81.80.84 | 55660628 | 0 |
| 3.81.80.85 | 55660629 | 0 |