The IP address 123.31.205 is provided by Vietnam Posts and Telecommunications (VNPT), it's belong to the CDIR (Classless Inter-Domain Routing) 123.31.192.0/18 (range 123.31.192.0 to 123.31.255.255). The autonomous system number (ASN) is 7643.
| ASN | 7643 |
| IP starting by | 123.31.192.0 |
| IP ending by | 123.31.255.255 |
| ASN Name | Vietnam Posts and Telecommunications (VNPT) |
| CDIR | 123.31.192.0/18 |
| Numerical IP | |
| Registry | apnic |
| Last update | 11/08/2020 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | KR | South Korea | - | Seoul | 37.5683 | 126.9778 | 2020-08-11 |
| MaxMind | KR | South Korea | - | - | 37.5112 | 126.9741 | 2020-08-11 |
| Whois | VN | - | - | - | 108 | 14 | |
| W3C | - | - | - | - | - | - | - |