| Date | IP Address |
| 2018-01-10 | 54.192.2.158 (ClassC) |
| 2018-06-17 | 52.222.171.166 (ClassC) |
| 2018-10-25 | 13.33.155.38 (ClassC) |
| 2020-02-25 | 13.226.129.79 (ClassC) |
| 2020-08-10 | 99.84.156.34 (ClassC) |
| 2022-04-18 | 65.9.42.22 (ClassC) |
| 2023-10-11 | 13.32.50.8 (ClassC) |
| 2024-02-14 | 18.65.216.88 (ClassC) |
| 2024-02-19 | 18.65.216.77 (ClassC) |
| 2024-06-26 | 18.65.216.72 (ClassC) |
| 2024-11-15 | 18.65.216.41 (ClassC) |
| 2024-12-27 | 3.168.245.44 (ClassC) |
| 2025-09-12 | 18.65.125.15 (ClassC) |
| 2026-01-18 | 3.168.245.121 (ClassC) |
| 2026-02-03 | 3.168.245.85 (ClassC) |
| Date | Domain | IP |
| www.ryoma-marathon.jp | 2024-06-09 | 204.246.191.63 |