The IP address 172.81.189 is provided by OppoBox, it's belong to the CDIR (Classless Inter-Domain Routing) 172.81.192.0/18 (range 172.81.192.0 to 172.81.255.255). The autonomous system number (ASN) is 20360.
| ASN | 20360 |
| IP starting by | 172.81.192.0 |
| IP ending by | 172.81.255.255 |
| ASN Name | OppoBox |
| CDIR | 172.81.192.0/18 |
| Numerical IP | |
| Registry | apnic |
| Last update | 16/12/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Berkeley | 37.8685 | -122.2983 | 2017-12-16 |
| MaxMind | US | United States | - | - | 37.751 | -97.822 | 2017-12-16 |
| Whois | CN | - | - | - | 104 | 36 | |
| W3C | - | - | - | - | - | - | - |