| Date | IP Address |
| 2024-09-06 | 18.239.94.5 (ClassC) |
| 2026-02-07 | 18.161.6.76 (ClassC) |
| Date | Domain | IP |
| img.federalregister.gov | 2025-03-15 | 204.246.191.55 |
| public-inspection.federalregister.gov | 2023-12-20 | 3.163.24.62 |
| uploads.federalregister.gov | 2026-02-07 | 18.161.6.76 |
| images.federalregister.gov | 2024-11-22 | 99.86.38.128 |
| archives.federalregister.gov | 2024-03-10 | 3.163.24.39 |
| agency-logos.federalregister.gov | 2024-02-14 | 99.84.66.78 |
| lede-photos.federalregister.gov | 2024-11-10 | 18.161.6.34 |
| www.federalregister.gov | 2025-09-16 | 99.83.174.136 |