| Property | Value |
| Name | CoreBuilder Co., Ltd. |
| tax@corebd.co.kr | |
| Address | Digita-ro 33gil, Guro-gu, Seoul, Korea, 08380, #911, SAMSUNG IT Valley, 27, |
| Zip Code | 08380 |
| NameServer | ns-1100.awsdns-09.org |
| Created | 2012-04-10 00:00:00 |
| Changed | 2018-04-25 00:00:00 |
| Expires | 2022-04-10 00:00:00 |
| Registrar | Dotname Korea Corp. |
| Date | IP Address |
| 2024-12-29 | 3.5.186.27 (ClassC) |
| 2024-12-30 | 3.5.188.21 (ClassC) |
| 2025-01-01 | 3.5.184.145 (ClassC) |
| 2025-09-16 | 52.219.56.137 (ClassC) |
| 2025-10-03 | 3.5.186.55 (ClassC) |
| 2025-10-24 | 3.5.189.37 (ClassC) |
| Date | Domain | IP |
| mon.corebd.co.kr | 2025-09-16 | 52.219.56.137 |
| www.corebd.co.kr | 2025-07-16 | 142.250.69.179 |