| Date | IP Address |
| 2023-04-02 | 18.177.215.171 (ClassC) |
| 2024-04-03 | 54.199.223.66 (ClassC) |
| 2024-07-21 | 18.181.29.147 (ClassC) |
| 2024-11-15 | 3.114.139.131 (ClassC) |
| 2026-03-07 | 85.131.213.51 (ClassC) |
| Date | Domain | IP |
| recruit.dental-yoshimura.com | 2025-12-06 | 85.131.213.51 |