| Date | IP Address |
| 2019-03-05 | 52.84.246.220 (ClassC) |
| 2025-01-16 | 13.224.14.42 (ClassC) |
| 2025-03-10 | 13.224.14.119 (ClassC) |
| 2025-07-03 | 204.246.191.27 (ClassC) |
| 2025-07-09 | 204.246.191.63 (ClassC) |
| 2025-09-26 | 204.246.191.51 (ClassC) |
| 2025-11-07 | 3.169.173.56 (ClassC) |
| 2025-12-14 | 3.169.173.109 (ClassC) |
| 2026-01-29 | 3.169.173.39 (ClassC) |
| Date | Domain | IP |
| gweb.yumeshin.co.jp | 2024-07-19 | 99.84.66.102 |
| stggweb.yumeshin.co.jp | 2025-01-16 | 13.224.14.42 |
| stg.yumeshin.co.jp | 2021-07-27 | 99.84.64.42 |
| chat-mobi.yumeshin.co.jp | 2025-09-27 | 3.163.24.75 |
| chat.yumeshin.co.jp | 2024-11-18 | 3.163.158.21 |
| www.yumeshin.co.jp | 2024-11-21 | 18.161.6.69 |