| Date | IP Address |
| 2013-11-06 | 74.201.2.228 (ClassC) |
| 2025-01-24 | 206.126.246.246 (ClassC) |
| 2025-09-19 | 99.83.160.113 (ClassC) |
| 2025-12-09 | 15.197.191.128 (ClassC) |
| Date | Domain | IP |
| unboundtimeline.saybrook.edu | 2025-10-18 | 13.58.155.146 |
| catalog.saybrook.edu | 2025-09-27 | 52.3.71.54 |
| discover.saybrook.edu | 2025-10-20 | 13.58.155.146 |
| apply-t.saybrook.edu | 2025-11-04 | 23.216.147.201 |
| www.saybrook.edu | 2025-08-18 | 104.16.12.9 |
| apply.saybrook.edu | 2025-10-16 | 23.216.147.202 |