| Date | IP Address |
| 2023-07-12 | 13.115.213.155 (ClassC) |
| 2023-10-25 | 52.192.126.77 (ClassC) |
| 2023-12-11 | 54.64.203.210 (ClassC) |
| 2025-03-25 | 35.72.124.113 (ClassC) |
| 2025-04-09 | 52.197.174.31 (ClassC) |
| 2025-05-23 | 35.79.115.140 (ClassC) |
| 2025-06-05 | 13.114.160.24 (ClassC) |
| 2025-06-19 | 57.180.191.23 (ClassC) |
| 2025-07-07 | 52.197.14.204 (ClassC) |
| 2025-08-16 | 52.198.16.61 (ClassC) |
| 2025-09-16 | 35.75.111.183 (ClassC) |
| 2025-09-23 | 35.75.244.206 (ClassC) |
| 2026-02-13 | 18.180.140.85 (ClassC) |
| Date | Domain | IP |
| dl1.sorimachi.co.jp | 2023-08-31 | 52.219.4.139 |
| qa.sorimachi.co.jp | 2025-11-23 | 216.198.53.6 |
| faq.invoice-oh.sorimachi.co.jp | 2025-03-08 | 216.198.54.1 |
| member.sorimachi.co.jp | 2025-05-23 | 35.79.115.140 |
| support.sorimachi.co.jp | 2025-08-17 | 52.192.213.73 |
| www.sorimachi.co.jp | 2024-06-17 | 13.113.144.135 |