| Date | IP Address |
| 2023-11-29 | 35.73.142.5 (ClassC) |
| 2025-03-14 | 54.65.202.124 (ClassC) |
| 2025-07-16 | 54.199.85.127 (ClassC) |
| 2025-07-19 | 35.78.49.58 (ClassC) |
| 2025-08-12 | 18.182.230.148 (ClassC) |
| 2025-10-01 | 18.180.207.101 (ClassC) |
| 2025-10-24 | 35.77.231.147 (ClassC) |
| Date | Domain | IP |
| manage.benefit-info.jp-cs.jp | 2025-07-16 | 54.199.85.127 |
| stg.benefit-info.jp-cs.jp | 2025-06-25 | 52.196.151.26 |