| Date | IP Address |
| 2019-06-14 | 52.209.203.12 (ClassC) |
| 2019-06-15 | 52.210.30.254 (ClassC) |
| 2019-07-27 | 34.253.152.180 (ClassC) |
| 2019-11-04 | 63.33.226.10 (ClassC) |
| 2024-04-07 | 54.76.111.167 (ClassC) |
| 2024-11-01 | 52.215.95.29 (ClassC) |
| 2025-02-18 | 54.194.127.198 (ClassC) |
| 2025-04-08 | 3.255.48.233 (ClassC) |
| Date | Domain | IP |
| www.1chome-seikotsu.jp | 2024-09-30 | 3.255.48.233 |