| Date | IP Address |
| 2023-06-16 | 54.168.81.91 (ClassC) |
| 2023-12-25 | 3.112.0.59 (ClassC) |
| 2024-10-21 | 54.178.218.36 (ClassC) |
| 2024-12-29 | 54.178.70.72 (ClassC) |
| 2025-01-23 | 54.248.147.40 (ClassC) |
| 2025-03-27 | 43.207.15.8 (ClassC) |
| 2025-05-16 | 54.238.35.27 (ClassC) |
| 2026-02-28 | 57.181.68.65 (ClassC) |
| Date | Domain | IP |
| shingeki.nakau.co.jp | 2024-09-28 | 54.230.125.202 |
| maps.nakau.co.jp | 2024-10-21 | 54.178.218.36 |
| www.nakau.co.jp | 2024-05-25 | 52.197.205.63 |