| Date | IP Address |
| 2020-12-06 | 52.85.134.111 (ClassC) |
| 2020-12-06 | 52.85.134.85 (ClassC) |
| 2021-01-15 | 52.85.132.47 (ClassC) |
| 2021-01-27 | 65.8.186.3 (ClassC) |
| 2021-01-27 | 65.8.186.42 (ClassC) |
| 2021-01-27 | 65.8.186.122 (ClassC) |
| 2021-04-25 | 13.227.66.21 (ClassC) |
| 2024-12-19 | 18.161.6.95 (ClassC) |
| 2024-12-30 | 52.84.162.90 (ClassC) |
| 2025-01-12 | 52.84.162.115 (ClassC) |
| 2025-01-27 | 52.84.162.24 (ClassC) |
| 2025-02-28 | 18.161.6.57 (ClassC) |
| 2025-03-08 | 52.84.162.23 (ClassC) |
| 2025-03-24 | 18.161.6.125 (ClassC) |
| 2025-04-05 | 18.161.6.64 (ClassC) |
| Date | Domain | IP |
| dev02.nihon-ma.co.jp | 2024-01-31 | 18.161.6.29 |
| stg.nihon-ma.co.jp | 2024-08-08 | 3.163.24.95 |
| cms-resources.nihon-ma.co.jp | 2024-07-30 | 99.84.66.126 |
| www.nihon-ma.co.jp | 2024-10-26 | 18.161.6.125 |