| Date | IP Address |
| 2019-02-19 | 13.33.162.69 (ClassC) |
| 2019-03-23 | 52.84.67.42 (ClassC) |
| 2019-06-24 | 143.204.39.117 (ClassC) |
| 2021-02-03 | 52.85.131.23 (ClassC) |
| 2022-09-03 | 13.33.160.24 (ClassC) |
| 2023-11-01 | 54.230.126.24 (ClassC) |
| 2024-08-20 | 18.161.6.104 (ClassC) |
| 2024-08-30 | 18.172.170.8 (ClassC) |
| 2024-12-30 | 204.246.191.65 (ClassC) |
| 2025-01-23 | 52.84.162.24 (ClassC) |
| 2025-02-12 | 204.246.191.76 (ClassC) |
| 2025-02-23 | 52.84.162.14 (ClassC) |
| 2025-03-04 | 52.84.162.20 (ClassC) |
| 2025-03-16 | 99.84.66.88 (ClassC) |
| 2025-07-08 | 204.246.191.85 (ClassC) |
| 2025-08-11 | 204.246.191.122 (ClassC) |
| 2025-08-29 | 3.175.34.33 (ClassC) |
| Date | Domain | IP |
| scn.lifenet-seimei.co.jp | 2014-07-23 | 66.235.138.226 |
| ir.lifenet-seimei.co.jp | 2023-12-12 | 204.246.191.6 |
| scs.lifenet-seimei.co.jp | 2025-02-26 | 63.140.37.145 |
| www-stuat.lifenet-seimei.co.jp | 2024-07-22 | 204.246.191.86 |
| au.lifenet-seimei.co.jp | 2024-07-22 | 204.246.191.59 |
| www.lifenet-seimei.co.jp | 2023-11-01 | 54.230.126.24 |