| Property | Value |
| Organization | DHC Corporation |
| NameServer | ek-mail02.cobuy.jp |
| Created | 1996-05-17 00:00:00 |
| Changed | 2016-05-31 16:08:10 |
| Date | IP Address |
| 2014-01-10 | 66.235.139.210 (ClassC) |
| 2014-05-30 | 66.235.139.176 (ClassC) |
| 2014-08-16 | 66.235.138.197 (ClassC) |
| 2014-09-14 | 66.235.139.211 (ClassC) |
| 2014-10-30 | 66.235.138.198 (ClassC) |
| 2014-11-01 | 66.235.139.208 (ClassC) |
| 2015-01-16 | 66.235.139.1 (ClassC) |
| 2015-01-23 | 66.235.139.2 (ClassC) |
| 2018-04-06 | 172.82.228.16 (ClassC) |
| 2018-07-12 | 172.82.210.16 (ClassC) |
| 2019-08-14 | 66.235.134.192 (ClassC) |
| 2024-10-01 | 63.140.36.145 (ClassC) |
| 2024-12-15 | 63.140.37.158 (ClassC) |
| 2025-01-13 | 63.140.37.126 (ClassC) |
| 2025-01-26 | 63.140.37.206 (ClassC) |
| 2025-04-21 | 63.140.37.33 (ClassC) |
| 2025-06-12 | 63.140.36.67 (ClassC) |
| 2025-06-22 | 63.140.37.142 (ClassC) |
| 2025-07-01 | 63.140.37.238 (ClassC) |
| 2025-07-30 | 63.140.36.165 (ClassC) |
| 2025-08-19 | 63.140.36.210 (ClassC) |
| 2026-01-28 | 63.140.36.107 (ClassC) |
| Date | Domain | IP |
| adme.dhc.co.jp | 2025-03-05 | 54.150.249.160 |
| top.dhc.co.jp | 2025-01-08 | 101.102.235.199 |
| metrics.dhc.co.jp | 2014-10-30 | 66.235.138.198 |
| www.edu.dhc.co.jp | 2025-08-14 | 180.10.249.53 |
| www.dhc.co.jp | 2025-09-21 | 210.161.24.249 |
| healthbeauty.dhc.co.jp | 2025-07-02 | 180.10.249.53 |