| Date | IP Address |
| 2020-12-31 | 13.249.130.38 (ClassC) |
| 2020-12-31 | 13.249.130.90 (ClassC) |
| 2021-06-13 | 13.32.181.70 (ClassC) |
| 2021-06-13 | 13.226.13.127 (ClassC) |
| 2021-06-13 | 13.226.13.76 (ClassC) |
| 2021-06-13 | 13.32.181.7 (ClassC) |
| 2021-11-05 | 13.32.150.32 (ClassC) |
| 2021-11-05 | 13.32.150.63 (ClassC) |
| 2021-11-24 | 13.225.63.76 (ClassC) |
| 2022-01-24 | 99.86.231.90 (ClassC) |
| 2022-01-24 | 99.86.231.107 (ClassC) |
| 2022-12-22 | 18.154.227.82 (ClassC) |
| 2023-07-17 | 13.225.214.30 (ClassC) |
| 2024-04-19 | 99.84.66.59 (ClassC) |
| 2024-05-16 | 99.84.66.86 (ClassC) |
| 2024-07-26 | 18.161.6.29 (ClassC) |
| 2024-10-14 | 18.161.6.79 (ClassC) |
| 2024-10-19 | 18.161.6.84 (ClassC) |
| 2024-12-25 | 18.172.170.57 (ClassC) |
| 2025-03-26 | 18.161.6.119 (ClassC) |
| 2025-05-13 | 99.84.66.38 (ClassC) |
| 2025-05-20 | 18.172.170.6 (ClassC) |
| 2025-05-23 | 99.84.66.111 (ClassC) |
| 2025-05-28 | 18.172.170.84 (ClassC) |
| Date | Domain | IP |
| gis1.usgs.gov | 2024-08-09 | 204.246.191.52 |
| labs.waterdata.usgs.gov | 2021-03-01 | 54.230.126.126 |
| gisdata.usgs.gov | 2015-05-05 | 152.61.136.16 |
| neic.usgs.gov | 2014-10-12 | 204.160.124.125 |
| cloud.usgs.gov | 2025-05-23 | 137.227.248.57 |
| basemap-nationalmap.cloud.usgs.gov | 2024-04-19 | 99.84.66.59 |
| www.cloud.usgs.gov | 2024-11-05 | 204.246.191.26 |
| earthquake.usgs.gov | 2014-12-15 | 198.173.2.72 |