| Date | IP Address |
| 2022-01-21 | 65.8.49.95 (ClassC) |
| 2022-01-21 | 65.8.49.34 (ClassC) |
| 2022-12-03 | 13.249.85.111 (ClassC) |
| 2022-12-03 | 13.249.85.77 (ClassC) |
| 2023-08-22 | 52.84.52.11 (ClassC) |
| 2023-08-22 | 52.84.52.113 (ClassC) |
| 2023-08-22 | 52.84.52.67 (ClassC) |
| 2024-09-09 | 18.160.143.40 (ClassC) |
| 2024-11-16 | 99.84.66.38 (ClassC) |
| 2025-04-17 | 204.246.191.26 (ClassC) |
| 2025-09-07 | 99.84.66.115 (ClassC) |
| 2026-01-16 | 3.163.24.73 (ClassC) |
| Date | Domain | IP |
| online.nlcu.com | 2025-09-20 | 208.69.252.232 |
| auth.nlcu.com | 2025-11-03 | 3.169.173.106 |
| image.email.nlcu.com | 2023-08-25 | 104.97.45.116 |
| click.email.nlcu.com | 2026-01-11 | 13.111.18.12 |
| 2svsettings.nlcu.com | 2024-11-16 | 99.84.66.38 |
| www.nlcu.com | 2024-11-16 | 18.161.6.46 |