| Date | IP Address |
| 2019-10-06 | 99.84.8.60 (ClassC) |
| 2019-10-06 | 99.84.8.67 (ClassC) |
| 2020-08-12 | 99.86.86.54 (ClassC) |
| 2020-09-03 | 13.226.45.15 (ClassC) |
| 2020-09-03 | 13.226.45.75 (ClassC) |
| 2020-11-24 | 13.32.207.75 (ClassC) |
| 2020-12-08 | 99.86.84.94 (ClassC) |
| 2021-01-27 | 99.86.100.83 (ClassC) |
| 2022-06-19 | 13.35.125.3 (ClassC) |
| 2024-03-09 | 3.163.24.100 (ClassC) |
| 2024-08-25 | 18.65.229.40 (ClassC) |
| 2024-12-30 | 3.163.24.77 (ClassC) |
| 2025-12-20 | 3.163.24.22 (ClassC) |
| 2026-01-23 | 3.163.24.102 (ClassC) |
| Date | Domain | IP |
| shinsei.modan-sendai.com | 2026-01-22 | 3.163.24.100 |