| Date | IP Address |
| 2022-01-09 | 54.168.140.139 (ClassC) |
| 2022-12-04 | 52.198.128.242 (ClassC) |
| 2024-06-03 | 52.194.117.73 (ClassC) |
| 2024-10-20 | 52.68.29.147 (ClassC) |
| 2025-04-01 | 52.68.205.118 (ClassC) |
| 2025-04-24 | 52.194.93.164 (ClassC) |
| 2025-06-23 | 54.150.8.10 (ClassC) |
| 2025-08-22 | 13.113.120.31 (ClassC) |
| 2025-09-01 | 57.182.182.156 (ClassC) |
| 2025-09-11 | 54.64.21.122 (ClassC) |
| 2025-12-02 | 54.178.30.70 (ClassC) |
| Date | Domain | IP |
| www.edu001.study.gr.jp | 2025-02-21 | 18.178.255.27 |
| cloud.study.gr.jp | 2024-06-08 | 35.74.121.90 |
| higashihiroshima.cloud.study.gr.jp | 2024-11-13 | 3.114.111.209 |
| studymate.cloud.study.gr.jp | 2025-02-21 | 18.161.6.98 |
| single.eval.cloud.study.gr.jp | 2025-02-22 | 18.178.124.135 |
| multi.eval.cloud.study.gr.jp | 2024-11-25 | 18.180.4.143 |
| interactive.study.gr.jp | 2025-02-21 | 54.95.36.98 |
| manabi.study.gr.jp | 2025-02-22 | 3.115.226.88 |
| school.study.gr.jp | 2024-06-03 | 52.194.117.73 |
| www.test.study.gr.jp | 2025-02-22 | 204.246.191.41 |
| www.study.gr.jp | 2024-07-14 | 18.161.6.97 |