The IP address 121.101.166 is provided by AAPT Limited, it's belong to the CDIR (Classless Inter-Domain Routing) 121.101.160.0/21 (range 121.101.160.0 to 121.101.167.255). The autonomous system number (ASN) is 2764.
| ASN | 2764 |
| IP starting by | 121.101.160.0 |
| IP ending by | 121.101.167.255 |
| ASN Name | AAPT Limited |
| CDIR | 121.101.160.0/21 |
| Numerical IP | |
| Registry | |
| Last update | 07/10/2018 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | HK | Hong Kong | - | Hong Kong | 22.2855 | 114.1577 | 2018-10-07 |
| MaxMind | HK | Hong Kong | - | Central District | 22.291 | 114.15 | 2018-10-07 |
| Whois | AU | - | - | - | 134 | -25 | |
| W3C | - | - | - | - | - | - | - |