| Date | IP Address |
| 2024-10-10 | 137.227.242.76 (ClassC) |
| 2025-04-18 | 137.227.233.178 (ClassC) |
| Date | Domain | IP |
| elevation.nationalmap.gov | 2024-07-02 | 3.163.24.9 |
| hydro.nationalmap.gov | 2021-07-28 | 204.246.191.110 |
| carto.nationalmap.gov | 2024-07-27 | 3.163.24.69 |
| basemap.nationalmap.gov | 2024-02-15 | 108.139.10.66 |
| viewer.nationalmap.gov | 2024-11-24 | 3.163.24.51 |
| carto-wfs.nationalmap.gov | 2024-09-20 | 99.84.66.78 |
| cartowfs.nationalmap.gov | 2024-07-31 | 99.84.66.117 |
| partnerships.nationalmap.gov | 2024-07-28 | 3.163.24.18 |
| apps.nationalmap.gov | 2023-08-16 | 204.246.191.10 |
| www.nationalmap.gov | 2024-10-10 | 137.227.242.76 |
| index.nationalmap.gov | 2024-09-18 | 99.84.66.97 |