| Date | IP Address |
| 2021-05-06 | 65.8.49.35 (ClassC) |
| 2021-05-06 | 65.8.49.54 (ClassC) |
| 2021-05-06 | 65.8.49.61 (ClassC) |
| 2021-05-06 | 65.8.49.103 (ClassC) |
| 2021-06-27 | 99.84.64.72 (ClassC) |
| 2022-02-06 | 54.192.121.122 (ClassC) |
| 2024-02-20 | 3.163.24.77 (ClassC) |
| 2024-09-22 | 18.161.6.70 (ClassC) |
| 2024-12-21 | 18.172.170.99 (ClassC) |
| 2025-01-10 | 18.172.170.59 (ClassC) |
| 2025-07-11 | 3.163.24.85 (ClassC) |
| 2025-07-27 | 18.161.6.73 (ClassC) |
| 2025-08-11 | 3.163.24.60 (ClassC) |
| Date | Domain | IP |
| static.ichimura.ed.jp | 2024-09-09 | 18.161.6.71 |
| archive.ichimura.ed.jp | 2024-08-01 | 99.84.66.20 |
| applying.ichimura.ed.jp | 2024-02-08 | 18.176.80.138 |
| asset-applying.ichimura.ed.jp | 2024-06-22 | 204.246.191.100 |
| asset.ichimura.ed.jp | 2021-05-06 | 65.8.49.103 |
| www.ichimura.ed.jp | 2024-02-18 | 52.9.166.110 |