| Date | IP Address |
| 2020-04-07 | 13.225.62.74 (ClassC) |
| 2021-02-24 | 54.230.209.99 (ClassC) |
| 2022-01-25 | 143.204.154.10 (ClassC) |
| 2024-08-21 | 18.161.6.18 (ClassC) |
| 2024-08-26 | 18.161.6.14 (ClassC) |
| 2024-11-07 | 204.246.191.40 (ClassC) |
| 2024-12-20 | 3.165.160.107 (ClassC) |
| 2024-12-25 | 3.165.160.3 (ClassC) |
| 2025-01-09 | 204.246.191.26 (ClassC) |
| 2025-02-22 | 204.246.191.97 (ClassC) |
| 2025-03-09 | 3.165.160.13 (ClassC) |
| 2025-03-16 | 99.84.66.58 (ClassC) |
| 2025-03-25 | 204.246.191.90 (ClassC) |
| Date | Domain | IP |
| data.kotensinyaku.jp | 2024-08-09 | 3.163.24.94 |
| www.kotensinyaku.jp | 2024-07-10 | 99.84.66.41 |