The IP address 23.51.138 is provided by Singapore Telecommunications Ltd, it's belong to the CDIR (Classless Inter-Domain Routing) 23.51.128.0/20 (range 23.51.128.0 to 23.51.143.255). The autonomous system number (ASN) is 7473.
| ASN | 7473 |
| IP starting by | 23.51.128.0 |
| IP ending by | 23.51.143.255 |
| ASN Name | Singapore Telecommunications Ltd |
| CDIR | 23.51.128.0/20 |
| Numerical IP | |
| Registry | arin |
| Last update | 04/07/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | SG | Singapore | - | Singapore | 1.2897 | 103.8501 | 2017-07-03 |
| MaxMind | US | United States | - | Cambridge | 42.3626 | -71.0843 | 2017-07-03 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |