| Date | IP Address |
| 2024-06-16 | 54.90.241.70 (ClassC) |
| 2024-12-21 | 34.239.39.203 (ClassC) |
| 2025-01-18 | 44.223.131.180 (ClassC) |
| 2025-02-06 | 52.2.107.127 (ClassC) |
| 2025-05-21 | 34.198.5.185 (ClassC) |
| 2025-06-18 | 100.28.199.168 (ClassC) |
| 2025-06-23 | 44.215.213.75 (ClassC) |
| 2025-06-30 | 44.195.250.190 (ClassC) |
| 2025-08-03 | 54.81.136.251 (ClassC) |
| 2025-08-14 | 52.54.242.248 (ClassC) |
| 2025-08-31 | 34.193.64.50 (ClassC) |
| 2025-09-06 | 3.220.78.144 (ClassC) |
| 2026-01-24 | 54.210.93.241 (ClassC) |
| Date | Domain | IP |
| dcapi.rdc-staging.library.northwestern.edu | 2024-05-27 | 107.23.49.201 |
| iiif.stack.rdc-staging.library.northwestern.edu | 2024-07-06 | 3.163.158.32 |
| arch.stack.rdc-staging.library.northwestern.edu | 2024-06-16 | 54.90.241.70 |