| Date | IP Address |
| 2021-11-02 | 52.11.205.60 (ClassC) |
| 2022-05-08 | 52.27.204.204 (ClassC) |
| 2022-08-24 | 35.82.167.5 (ClassC) |
| 2024-02-27 | 35.155.217.91 (ClassC) |
| 2024-05-13 | 35.164.20.30 (ClassC) |
| 2024-10-10 | 44.226.193.68 (ClassC) |
| 2025-07-08 | 54.189.83.14 (ClassC) |
| 2025-08-10 | 44.237.138.229 (ClassC) |
| 2025-12-31 | 172.64.148.137 (ClassC) |
| 2026-02-06 | 104.18.39.119 (ClassC) |
| Date | Domain | IP |
| archive.flow.caltech.edu | 2024-05-13 | 44.237.181.154 |
| www.archive.flow.caltech.edu | 2024-05-13 | 35.164.20.30 |
| www.flow.caltech.edu | 2025-05-10 | 104.18.39.119 |