| Date | IP Address |
| 2025-03-15 | 172.67.68.76 (ClassC) |
| 2025-05-21 | 200.108.129.158 (ClassC) |
| 2025-07-04 | 104.26.0.242 (ClassC) |
| 2025-07-30 | 104.26.1.242 (ClassC) |
| 2025-09-01 | 190.128.137.170 (ClassC) |
| 2026-01-22 | 172.66.162.109 (ClassC) |
| Date | Domain | IP |
| empleos.nissei.com | 2024-12-20 | 190.128.137.170 |
| www.nissei.com | 2024-11-25 | 190.128.137.170 |