The IP address 138.181.139 is provided by DoD Network Information Center, it's belong to the CDIR (Classless Inter-Domain Routing) 138.183.0.0/17 (range 138.183.0.0 to 138.183.127.255). The autonomous system number (ASN) is 647.
| ASN | 647 |
| IP starting by | 138.183.0.0 |
| IP ending by | 138.183.127.255 |
| ASN Name | DoD Network Information Center |
| CDIR | 138.183.0.0/17 |
| Numerical IP | |
| Registry | arin |
| Last update | 11/03/2018 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Columbus | 39.9664 | -83.0128 | 2018-03-10 |
| MaxMind | US | United States | - | - | 37.751 | -97.822 | 2018-03-10 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |