| Date | IP Address |
| 2015-11-12 | 23.61.73.24 (ClassC) |
| 2023-08-26 | 104.119.90.19 (ClassC) |
| 2024-04-30 | 92.122.14.247 (ClassC) |
| 2024-08-01 | 184.29.162.228 (ClassC) |
| 2024-09-16 | 184.25.62.213 (ClassC) |
| 2024-12-26 | 108.138.94.43 (ClassC) |
| 2025-04-06 | 18.161.6.33 (ClassC) |
| Date | Domain | IP |
| ds2.yuden.co.jp | 2023-08-26 | 104.119.90.19 |
| ds3.yuden.co.jp | 2023-08-26 | 104.119.90.19 |
| ds.yuden.co.jp | 2023-08-26 | 104.119.90.19 |
| www.yuden.co.jp | 2023-08-26 | 104.119.90.19 |