| Date | IP Address |
| 2019-09-04 | 13.224.196.44 (ClassC) |
| 2019-09-04 | 13.224.196.120 (ClassC) |
| 2019-09-04 | 13.224.196.27 (ClassC) |
| 2020-08-29 | 13.33.163.117 (ClassC) |
| 2020-08-29 | 13.33.163.129 (ClassC) |
| 2020-08-29 | 13.33.163.38 (ClassC) |
| 2020-08-29 | 13.33.163.40 (ClassC) |
| 2025-02-06 | 108.138.94.47 (ClassC) |
| 2025-03-08 | 108.138.94.68 (ClassC) |
| 2025-04-19 | 18.161.6.22 (ClassC) |
| 2025-06-06 | 18.161.6.20 (ClassC) |
| 2025-08-15 | 18.161.6.77 (ClassC) |
| 2025-10-02 | 18.161.6.56 (ClassC) |
| 2026-01-20 | 52.198.73.22 (ClassC) |
| Date | Domain | IP |
| demo.getsu-gaku.com | 2024-09-06 | 52.219.151.103 |
| apps.getsu-gaku.com | 2024-05-02 | 204.246.191.73 |
| www.getsu-gaku.com | 2025-02-06 | 108.138.94.47 |