| Property | Value |
| Name | TPC |
| cjf4963@hanmail.net | |
| NameServer | ns.rayworld.co.kr |
| Created | 2001-06-20 00:00:00 |
| Changed | 2011-02-18 00:00:00 |
| Expires | 2017-06-20 00:00:00 |
| Registrar | Inames Co., Ltd. |
| Date | IP Address |
| 2019-11-05 | 211.233.89.44 (ClassC) |
| 2026-02-05 | 211.233.89.34 (ClassC) |
| Date | Domain | IP |
| www.tc21.co.kr | 2025-06-01 | 211.233.89.34 |