| Date | IP Address |
| 2018-11-22 | 13.33.251.10 (ClassC) |
| 2019-03-06 | 99.84.104.69 (ClassC) |
| 2019-03-06 | 99.84.104.34 (ClassC) |
| 2019-03-25 | 52.85.115.145 (ClassC) |
| 2019-04-23 | 13.32.158.26 (ClassC) |
| 2019-04-23 | 13.32.158.90 (ClassC) |
| 2019-05-10 | 52.84.216.40 (ClassC) |
| 2019-05-10 | 52.84.216.5 (ClassC) |
| 2019-06-08 | 13.249.44.10 (ClassC) |
| 2019-06-08 | 13.249.44.19 (ClassC) |
| 2019-07-23 | 216.137.41.45 (ClassC) |
| 2019-12-03 | 13.225.54.112 (ClassC) |
| 2019-12-03 | 13.225.54.33 (ClassC) |
| 2022-02-04 | 13.226.31.105 (ClassC) |
| 2024-02-02 | 18.161.6.112 (ClassC) |
| 2024-04-15 | 3.163.24.6 (ClassC) |
| 2024-09-11 | 3.163.24.28 (ClassC) |
| 2024-09-28 | 18.161.6.19 (ClassC) |
| 2024-11-17 | 108.138.94.42 (ClassC) |
| Date | Domain | IP |
| cloud.study.gr.jp | 2024-06-08 | 35.74.121.90 |
| higashihiroshima.cloud.study.gr.jp | 2024-11-13 | 3.114.111.209 |
| school.study.gr.jp | 2024-06-03 | 52.194.117.73 |
| www.test.study.gr.jp | 2024-09-25 | 204.246.191.38 |
| www.study.gr.jp | 2024-07-14 | 18.161.6.97 |