The IP address 166.40.72 is provided by MCI, it's belong to the CDIR (Classless Inter-Domain Routing) 166.32.0.0/12 (range 166.32.0.0 to 166.47.255.255). The autonomous system number (ASN) is 3371.
| ASN | 3371 |
| IP starting by | 166.32.0.0 |
| IP ending by | 166.47.255.255 |
| ASN Name | MCI |
| CDIR | 166.32.0.0/12 |
| Numerical IP | |
| Registry | arin |
| Last update | 03/08/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Dulles | 38.9517 | -77.4481 | 2017-08-03 |
| MaxMind | US | United States | - | Ashburn | 39.018 | -77.539 | 2017-08-03 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 166.40.72.0 | 2787657728 | 0 |
| 166.40.72.1 | 2787657729 | 0 |
| 166.40.72.2 | 2787657730 | 0 |
| 166.40.72.3 | 2787657731 | 0 |
| 166.40.72.4 | 2787657732 | 0 |
| 166.40.72.5 | 2787657733 | 0 |
| 166.40.72.6 | 2787657734 | 0 |
| 166.40.72.7 | 2787657735 | 0 |
| 166.40.72.8 | 2787657736 | 0 |
| 166.40.72.9 | 2787657737 | 0 |
| 166.40.72.10 | 2787657738 | 0 |
| 166.40.72.11 | 2787657739 | 0 |
| 166.40.72.12 | 2787657740 | 0 |
| 166.40.72.13 | 2787657741 | 0 |
| 166.40.72.14 | 2787657742 | 0 |
| 166.40.72.15 | 2787657743 | 0 |
| 166.40.72.16 | 2787657744 | 0 |
| 166.40.72.17 | 2787657745 | 0 |
| 166.40.72.18 | 2787657746 | 0 |
| 166.40.72.19 | 2787657747 | 0 |
| 166.40.72.20 | 2787657748 | 0 |
| 166.40.72.21 | 2787657749 | 0 |
| 166.40.72.22 | 2787657750 | 0 |
| 166.40.72.23 | 2787657751 | 0 |
| 166.40.72.24 | 2787657752 | 0 |
| 166.40.72.25 | 2787657753 | 0 |
| 166.40.72.26 | 2787657754 | 0 |
| 166.40.72.27 | 2787657755 | 0 |
| 166.40.72.28 | 2787657756 | 0 |
| 166.40.72.29 | 2787657757 | 0 |
| 166.40.72.30 | 2787657758 | 0 |
| 166.40.72.31 | 2787657759 | 0 |
| 166.40.72.32 | 2787657760 | 0 |
| 166.40.72.33 | 2787657761 | 0 |
| 166.40.72.34 | 2787657762 | 0 |
| 166.40.72.35 | 2787657763 | 0 |
| 166.40.72.36 | 2787657764 | 0 |
| 166.40.72.37 | 2787657765 | 0 |
| 166.40.72.38 | 2787657766 | 0 |
| 166.40.72.39 | 2787657767 | 0 |
| 166.40.72.40 | 2787657768 | 0 |
| 166.40.72.41 | 2787657769 | 0 |
| 166.40.72.42 | 2787657770 | 0 |
| 166.40.72.43 | 2787657771 | 0 |
| 166.40.72.44 | 2787657772 | 0 |
| 166.40.72.45 | 2787657773 | 0 |
| 166.40.72.46 | 2787657774 | 0 |
| 166.40.72.47 | 2787657775 | 0 |
| 166.40.72.48 | 2787657776 | 0 |
| 166.40.72.49 | 2787657777 | 0 |
| 166.40.72.50 | 2787657778 | 0 |
| 166.40.72.51 | 2787657779 | 0 |
| 166.40.72.52 | 2787657780 | 0 |
| 166.40.72.53 | 2787657781 | 0 |
| 166.40.72.54 | 2787657782 | 0 |
| 166.40.72.55 | 2787657783 | 0 |
| 166.40.72.56 | 2787657784 | 0 |
| 166.40.72.57 | 2787657785 | 0 |
| 166.40.72.58 | 2787657786 | 0 |
| 166.40.72.59 | 2787657787 | 0 |
| 166.40.72.60 | 2787657788 | 0 |
| 166.40.72.61 | 2787657789 | 0 |
| 166.40.72.62 | 2787657790 | 0 |
| 166.40.72.63 | 2787657791 | 0 |
| 166.40.72.64 | 2787657792 | 0 |
| 166.40.72.65 | 2787657793 | 0 |
| 166.40.72.66 | 2787657794 | 0 |
| 166.40.72.67 | 2787657795 | 0 |
| 166.40.72.68 | 2787657796 | 0 |
| 166.40.72.69 | 2787657797 | 0 |
| 166.40.72.70 | 2787657798 | 0 |
| 166.40.72.71 | 2787657799 | 0 |
| 166.40.72.72 | 2787657800 | 0 |
| 166.40.72.73 | 2787657801 | 0 |
| 166.40.72.74 | 2787657802 | 0 |
| 166.40.72.75 | 2787657803 | 0 |
| 166.40.72.76 | 2787657804 | 0 |
| 166.40.72.77 | 2787657805 | 0 |
| 166.40.72.78 | 2787657806 | 0 |
| 166.40.72.79 | 2787657807 | 0 |
| 166.40.72.80 | 2787657808 | 0 |
| 166.40.72.81 | 2787657809 | 0 |
| 166.40.72.82 | 2787657810 | 0 |
| 166.40.72.83 | 2787657811 | 0 |
| 166.40.72.84 | 2787657812 | 0 |
| 166.40.72.85 | 2787657813 | 0 |