The IP address 18.83.91 is provided by Massachusetts Institute of Technology, it's belong to the CDIR (Classless Inter-Domain Routing) 18.0.0.0/8 (range 18.0.0.0 to 18.255.255.255). The autonomous system number (ASN) is 3.
| ASN | 3 |
| IP starting by | 18.0.0.0 |
| IP ending by | 18.255.255.255 |
| ASN Name | Massachusetts Institute of Technology |
| CDIR | 18.0.0.0/8 |
| Numerical IP | |
| Registry | arin |
| Last update | 31/07/2018 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Cambridge | 42.3751 | -71.1056 | 2018-07-31 |
| MaxMind | US | United States | - | Dearborn | 42.3223 | -83.1763 | 2018-07-31 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 18.83.91.0 | 307452672 | 0 |
| 18.83.91.1 | 307452673 | 0 |
| 18.83.91.2 | 307452674 | 0 |
| 18.83.91.3 | 307452675 | 0 |
| 18.83.91.4 | 307452676 | 0 |
| 18.83.91.5 | 307452677 | 0 |
| 18.83.91.6 | 307452678 | 0 |
| 18.83.91.7 | 307452679 | 0 |
| 18.83.91.8 | 307452680 | 0 |
| 18.83.91.9 | 307452681 | 0 |
| 18.83.91.10 | 307452682 | 0 |
| 18.83.91.11 | 307452683 | 0 |
| 18.83.91.12 | 307452684 | 0 |
| 18.83.91.13 | 307452685 | 0 |
| 18.83.91.14 | 307452686 | 0 |
| 18.83.91.15 | 307452687 | 0 |
| 18.83.91.16 | 307452688 | 0 |
| 18.83.91.17 | 307452689 | 0 |
| 18.83.91.18 | 307452690 | 0 |
| 18.83.91.19 | 307452691 | 0 |
| 18.83.91.20 | 307452692 | 0 |
| 18.83.91.21 | 307452693 | 0 |
| 18.83.91.22 | 307452694 | 0 |
| 18.83.91.23 | 307452695 | 0 |
| 18.83.91.24 | 307452696 | 0 |
| 18.83.91.25 | 307452697 | 0 |
| 18.83.91.26 | 307452698 | 0 |
| 18.83.91.27 | 307452699 | 0 |
| 18.83.91.28 | 307452700 | 0 |
| 18.83.91.29 | 307452701 | 0 |
| 18.83.91.30 | 307452702 | 0 |
| 18.83.91.31 | 307452703 | 0 |
| 18.83.91.32 | 307452704 | 0 |
| 18.83.91.33 | 307452705 | 0 |
| 18.83.91.34 | 307452706 | 0 |
| 18.83.91.35 | 307452707 | 0 |
| 18.83.91.36 | 307452708 | 0 |
| 18.83.91.37 | 307452709 | 0 |
| 18.83.91.38 | 307452710 | 0 |
| 18.83.91.39 | 307452711 | 0 |
| 18.83.91.40 | 307452712 | 0 |
| 18.83.91.41 | 307452713 | 0 |
| 18.83.91.42 | 307452714 | 0 |
| 18.83.91.43 | 307452715 | 0 |
| 18.83.91.44 | 307452716 | 0 |
| 18.83.91.45 | 307452717 | 0 |
| 18.83.91.46 | 307452718 | 0 |
| 18.83.91.47 | 307452719 | 0 |
| 18.83.91.48 | 307452720 | 0 |
| 18.83.91.49 | 307452721 | 0 |
| 18.83.91.50 | 307452722 | 0 |
| 18.83.91.51 | 307452723 | 0 |
| 18.83.91.52 | 307452724 | 0 |
| 18.83.91.53 | 307452725 | 0 |
| 18.83.91.54 | 307452726 | 0 |
| 18.83.91.55 | 307452727 | 0 |
| 18.83.91.56 | 307452728 | 0 |
| 18.83.91.57 | 307452729 | 0 |
| 18.83.91.58 | 307452730 | 0 |
| 18.83.91.59 | 307452731 | 0 |
| 18.83.91.60 | 307452732 | 0 |
| 18.83.91.61 | 307452733 | 0 |
| 18.83.91.62 | 307452734 | 0 |
| 18.83.91.63 | 307452735 | 0 |
| 18.83.91.64 | 307452736 | 0 |
| 18.83.91.65 | 307452737 | 0 |
| 18.83.91.66 | 307452738 | 0 |
| 18.83.91.67 | 307452739 | 0 |
| 18.83.91.68 | 307452740 | 0 |
| 18.83.91.69 | 307452741 | 0 |
| 18.83.91.70 | 307452742 | 0 |
| 18.83.91.71 | 307452743 | 0 |
| 18.83.91.72 | 307452744 | 0 |
| 18.83.91.73 | 307452745 | 0 |
| 18.83.91.74 | 307452746 | 0 |
| 18.83.91.75 | 307452747 | 0 |
| 18.83.91.76 | 307452748 | 0 |
| 18.83.91.77 | 307452749 | 0 |
| 18.83.91.78 | 307452750 | 0 |
| 18.83.91.79 | 307452751 | 0 |
| 18.83.91.80 | 307452752 | 0 |
| 18.83.91.81 | 307452753 | 0 |
| 18.83.91.82 | 307452754 | 0 |
| 18.83.91.83 | 307452755 | 0 |
| 18.83.91.84 | 307452756 | 0 |
| 18.83.91.85 | 307452757 | 0 |