| Date | IP Address |
| 2021-05-10 | 13.225.53.109 (ClassC) |
| 2021-05-10 | 13.225.53.42 (ClassC) |
| 2021-05-10 | 13.225.53.75 (ClassC) |
| 2021-05-10 | 13.225.53.90 (ClassC) |
| 2024-10-23 | 204.246.191.96 (ClassC) |
| 2025-02-16 | 18.161.6.57 (ClassC) |
| 2025-03-09 | 204.246.191.127 (ClassC) |
| 2025-04-14 | 204.246.191.89 (ClassC) |
| Date | Domain | IP |
| 01-57xyl3kd4z62.research.witc-jobs.jp | 2024-08-23 | 18.161.6.88 |
| 3y6lc2mmde-65w5q6.research.witc-jobs.jp | 2024-09-15 | 204.246.191.89 |
| 3gv4u0wvxdlg.research.witc-jobs.jp | 2024-10-23 | 204.246.191.96 |