| Date | IP Address |
| 2016-02-24 | 52.68.201.53 (ClassC) |
| 2023-08-25 | 96.7.159.192 (ClassC) |
| 2023-11-02 | 23.60.37.138 (ClassC) |
| 2024-06-17 | 23.197.246.34 (ClassC) |
| 2024-07-26 | 23.40.174.92 (ClassC) |
| 2024-09-15 | 23.202.192.31 (ClassC) |
| 2024-11-09 | 23.39.21.67 (ClassC) |
| 2024-11-24 | 23.54.36.74 (ClassC) |
| 2025-01-22 | 104.68.112.110 (ClassC) |
| 2025-02-26 | 23.214.193.69 (ClassC) |
| 2025-03-13 | 23.209.28.85 (ClassC) |
| 2025-05-14 | 23.59.149.137 (ClassC) |
| Date | Domain | IP |
| stg.f-navigation.jp | 2024-10-04 | 23.54.19.177 |
| touch.f-navigation.jp | 2023-08-25 | 96.7.159.192 |
| stg.touch.f-navigation.jp | 2023-08-25 | 23.41.4.87 |
| admin.f-navigation.jp | 2024-12-04 | 23.197.246.34 |
| www.f-navigation.jp | 2025-03-15 | 130.211.16.178 |