| Date | IP Address |
| 2024-04-13 | 101.102.227.24 (ClassC) |
| 2025-01-18 | 13.230.235.193 (ClassC) |
| 2025-01-25 | 3.114.252.94 (ClassC) |
| 2025-02-11 | 52.199.43.205 (ClassC) |
| 2025-05-10 | 35.76.212.104 (ClassC) |
| 2025-08-10 | 52.69.71.171 (ClassC) |
| 2025-09-02 | 57.182.156.45 (ClassC) |
| 2026-02-17 | 57.182.194.19 (ClassC) |
| Date | Domain | IP |
| taiken.navi-school.com | 2025-12-16 | 13.159.95.97 |
| www.navi-school.com | 2024-04-13 | 101.102.227.24 |