| Date | IP Address |
| 2021-01-16 | 52.85.132.31 (ClassC) |
| 2021-01-26 | 52.84.109.47 (ClassC) |
| 2021-01-26 | 52.84.109.51 (ClassC) |
| 2021-05-11 | 13.249.48.63 (ClassC) |
| 2024-06-24 | 99.84.66.47 (ClassC) |
| 2024-10-18 | 3.163.24.38 (ClassC) |
| 2024-11-21 | 99.84.66.62 (ClassC) |
| 2025-03-09 | 99.86.38.42 (ClassC) |
| 2025-08-23 | 99.84.66.92 (ClassC) |
| 2025-11-12 | 3.169.173.61 (ClassC) |
| 2025-12-31 | 3.169.173.15 (ClassC) |
| 2026-02-07 | 3.169.173.27 (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 |