| Date | IP Address |
| 2019-01-23 | 52.2.76.44 (ClassC) |
| 2019-05-04 | 52.207.24.198 (ClassC) |
| 2025-06-22 | 3.221.58.222 (ClassC) |
| 2025-11-04 | 3.213.25.103 (ClassC) |
| 2025-11-30 | 3.208.79.130 (ClassC) |
| Date | Domain | IP |
| annualreport.r4d.org | 2025-11-09 | 44.219.72.12 |
| www.r4d.org | 2025-11-04 | 3.213.25.103 |