| Date | IP Address |
| 2024-09-28 | 99.84.66.62 (ClassC) |
| 2024-10-18 | 3.163.24.106 (ClassC) |
| 2025-05-26 | 108.138.94.68 (ClassC) |
| 2025-08-18 | 99.84.66.47 (ClassC) |
| 2025-11-03 | 3.169.173.61 (ClassC) |
| Date | Domain | IP |
| dmarc-report.sec.x-tech5.co.jp | 2025-02-25 | 18.161.6.98 |
| www.dmarc-report.sec.x-tech5.co.jp | 2025-05-22 | 3.163.158.38 |
| dev.x-tech5.co.jp | 2024-02-21 | 99.84.66.63 |
| www.x-tech5.co.jp | 2024-09-28 | 99.84.66.62 |