| Date | IP Address |
| 2023-08-25 | 104.108.95.151 (ClassC) |
| 2024-09-12 | 184.31.99.179 (ClassC) |
| 2025-01-14 | 23.56.95.223 (ClassC) |
| Date | Domain | IP |
| staging.niem.gov | 2023-08-25 | 104.108.95.151 |
| edit-staging.niem.gov | 2023-08-25 | 104.108.95.151 |
| tools.niem.gov | 2025-01-14 | 130.207.211.174 |
| edit.niem.gov | 2023-08-25 | 23.196.202.110 |
| testint.niem.gov | 2023-08-25 | 104.108.95.151 |
| edit-testint.niem.gov | 2023-08-25 | 104.108.95.151 |
| preview.niem.gov | 2023-08-25 | 23.37.214.143 |
| edit-preview.niem.gov | 2023-08-25 | 23.196.196.228 |
| www.niem.gov | 2023-08-25 | 23.196.119.128 |