| Property | Value |
| Name | changkang co. |
| rjsyou@naver.com | |
| NameServer | ns2.koreasmc.co.kr |
| Created | 1999-09-22 00:00:00 |
| Changed | 2019-01-30 00:00:00 |
| Expires | 2021-09-22 00:00:00 |
| Registrar | Inames Co., Ltd. |
| Date | IP Address |
| 2014-11-22 | 218.145.65.111 (ClassC) |
| 2019-10-15 | 221.139.49.7 (ClassC) |
| 2025-02-05 | 222.122.86.66 (ClassC) |
| 2025-03-11 | 61.78.36.44 (ClassC) |
| 2025-08-12 | 61.78.36.45 (ClassC) |