| Date | IP Address |
| 2021-01-14 | 13.226.18.97 (ClassC) |
| 2021-01-14 | 13.226.18.114 (ClassC) |
| 2021-01-14 | 13.226.18.77 (ClassC) |
| 2021-01-14 | 13.226.18.83 (ClassC) |
| 2021-01-19 | 52.84.53.54 (ClassC) |
| 2021-01-19 | 13.226.18.19 (ClassC) |
| 2021-01-19 | 52.84.53.101 (ClassC) |
| 2021-01-19 | 52.84.53.112 (ClassC) |
| 2024-03-01 | 13.227.74.17 (ClassC) |
| 2024-07-05 | 3.163.24.27 (ClassC) |
| 2024-08-01 | 18.239.199.44 (ClassC) |
| 2024-08-30 | 18.238.238.102 (ClassC) |
| 2024-10-09 | 3.163.24.125 (ClassC) |
| 2024-12-09 | 3.163.24.119 (ClassC) |
| 2025-02-01 | 3.163.24.33 (ClassC) |
| Date | Domain | IP |
| app.y.izumi.jp | 2024-09-30 | 3.163.24.2 |
| api.app.y.izumi.jp | 2024-03-01 | 13.227.74.17 |