| Date | IP Address |
| 2016-04-25 | 54.250.185.74 (ClassC) |
| 2016-09-09 | 52.69.22.195 (ClassC) |
| 2016-12-09 | 52.198.134.166 (ClassC) |
| 2018-10-22 | 54.64.14.7 (ClassC) |
| 2024-01-14 | 54.65.31.102 (ClassC) |
| 2024-08-10 | 35.74.106.103 (ClassC) |
| 2024-09-06 | 54.150.147.36 (ClassC) |
| 2024-11-14 | 3.114.38.224 (ClassC) |
| 2025-01-12 | 52.196.232.10 (ClassC) |
| 2025-02-13 | 54.250.77.166 (ClassC) |
| 2025-04-07 | 18.180.148.246 (ClassC) |
| 2025-04-27 | 35.75.233.15 (ClassC) |
| Date | Domain | IP |
| www.osawa-hifuka.jp | 2024-03-29 | 13.224.14.128 |