| Property | Value |
| Name | S. Y. CHA PATENT OFFICE |
| sychap@kornet.net | |
| Address | Yoonwha Bldg., 16-3 Yangjae-dong, Socho-gu, |
| Zip Code | 137603 |
| NameServer | dns2.greensoft.com |
| Created | 1998-08-24 00:00:00 |
| Changed | 2009-12-03 00:00:00 |
| Expires | 2015-10-15 00:00:00 |
| Registrar | Gabia, Inc. |
| Date | IP Address |
| 2020-11-27 | 52.84.16.87 (ClassC) |
| 2020-11-27 | 52.84.16.96 (ClassC) |
| 2020-11-27 | 52.84.16.42 (ClassC) |
| 2020-11-27 | 52.84.16.81 (ClassC) |
| 2021-02-19 | 99.84.253.17 (ClassC) |
| 2021-06-25 | 65.8.48.83 (ClassC) |
| 2021-06-25 | 65.8.48.84 (ClassC) |
| 2021-08-05 | 54.239.174.52 (ClassC) |
| 2021-08-05 | 54.239.174.89 (ClassC) |
| 2021-08-05 | 54.239.174.94 (ClassC) |
| 2021-08-23 | 13.249.75.33 (ClassC) |
| 2021-08-23 | 13.249.75.22 (ClassC) |
| 2021-08-24 | 13.225.206.75 (ClassC) |
| 2021-11-14 | 13.249.93.94 (ClassC) |
| 2022-03-01 | 108.156.107.118 (ClassC) |
| 2022-06-30 | 52.84.18.109 (ClassC) |
| 2022-06-30 | 52.84.18.21 (ClassC) |
| 2022-08-24 | 18.160.225.23 (ClassC) |
| 2022-08-24 | 18.160.225.90 (ClassC) |
| 2023-08-26 | 13.249.74.28 (ClassC) |
| 2025-03-28 | 3.163.24.103 (ClassC) |
| 2025-04-06 | 3.163.24.32 (ClassC) |
| 2025-04-30 | 3.163.24.67 (ClassC) |
| 2025-08-10 | 3.163.24.65 (ClassC) |