| Date | IP Address |
| 2019-03-26 | 54.192.49.2 (ClassC) |
| 2024-02-19 | 3.163.158.14 (ClassC) |
| 2024-06-19 | 18.161.6.78 (ClassC) |
| 2024-12-25 | 18.238.217.93 (ClassC) |
| 2025-10-29 | 18.161.6.13 (ClassC) |
| 2026-01-10 | 18.161.6.45 (ClassC) |
| Date | Domain | IP |
| www.yper.co.jp | 2025-04-27 | 18.161.6.78 |