The IP address 221.145.216 is provided by Korea Telecom, it's belong to the CDIR (Classless Inter-Domain Routing) 221.144.0.0/12 (range 221.144.0.0 to 221.159.255.255). The autonomous system number (ASN) is 4766.
| ASN | 4766 |
| IP starting by | 221.144.0.0 |
| IP ending by | 221.159.255.255 |
| ASN Name | Korea Telecom |
| CDIR | 221.144.0.0/12 |
| Numerical IP | |
| Registry | |
| Last update | 15/09/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | KR | South Korea | - | Asan | 36.7836 | 127.0042 | 2017-09-15 |
| MaxMind | KR | South Korea | - | Daejeon | 36.3214 | 127.4197 | 2017-09-15 |
| Whois | KR | - | - | - | 128 | 36 | |
| W3C | - | - | - | - | - | - | - |