The IP address 166.123.157 is provided by US Department of the Treasury, it's belong to the CDIR (Classless Inter-Domain Routing) 166.123.192.0/18 (range 166.123.192.0 to 166.123.255.255). The autonomous system number (ASN) is 13506.
| ASN | 13506 |
| IP starting by | 166.123.192.0 |
| IP ending by | 166.123.255.255 |
| ASN Name | US Department of the Treasury |
| CDIR | 166.123.192.0/18 |
| Numerical IP | |
| Registry | arin |
| Last update | 22/09/2018 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Parkersburg | 39.2667 | -81.5615 | 2018-09-22 |
| MaxMind | US | United States | - | Washington | 38.8991 | -77.0401 | 2018-09-22 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |