| Date | IP Address |
| 2015-12-07 | 54.64.116.123 (ClassC) |
| 2017-05-01 | 54.64.154.129 (ClassC) |
| 2019-03-18 | 23.215.98.41 (ClassC) |
| 2019-03-23 | 204.237.142.153 (ClassC) |
| 2019-04-01 | 184.50.238.89 (ClassC) |
| 2020-02-08 | 23.194.212.81 (ClassC) |
| 2020-07-31 | 23.65.252.105 (ClassC) |
| 2024-06-27 | 192.0.66.176 (ClassC) |
| 2026-02-19 | 150.95.34.74 (ClassC) |
| Date | Domain | IP |
| smp.kaimin-japan.jp | 2023-08-25 | 204.246.191.65 |
| www.kaimin-japan.jp | 2024-06-27 | 192.0.66.176 |