| Date | IP Address |
| 2021-01-12 | 52.219.4.144 (ClassC) |
| 2021-01-16 | 52.219.12.40 (ClassC) |
| 2021-01-16 | 52.219.68.144 (ClassC) |
| 2021-07-26 | 52.219.8.183 (ClassC) |
| 2024-01-08 | 52.219.68.204 (ClassC) |
| 2024-07-18 | 52.219.150.143 (ClassC) |
| 2024-08-26 | 52.219.16.56 (ClassC) |
| 2024-11-07 | 52.219.163.43 (ClassC) |
| 2025-01-13 | 3.5.154.137 (ClassC) |
| Date | Domain | IP |
| drive.tsugumi.shinko-1930.com | 2023-10-11 | 3.163.24.107 |
| bnj-central-dev.tsugumi.shinko-1930.com | 2021-07-26 | 52.219.8.183 |