| Date | IP Address |
| 2024-02-05 | 104.112.162.172 (ClassC) |
| 2024-08-30 | 23.197.245.77 (ClassC) |
| 2024-09-21 | 23.59.148.166 (ClassC) |
| 2024-12-14 | 23.54.35.119 (ClassC) |
| 2025-06-20 | 23.39.20.96 (ClassC) |
| 2025-07-13 | 23.197.245.89 (ClassC) |
| 2025-09-07 | 23.209.27.134 (ClassC) |
| Date | Domain | IP |
| image.emba.sloan.mit.edu | 2024-03-20 | 23.0.163.168 |
| cloud.mailsvc.sloan.mit.edu | 2026-01-05 | 13.111.158.27 |
| image.mailsvc.sloan.mit.edu | 2024-02-05 | 104.112.162.172 |
| click.mailsvc.sloan.mit.edu | 2025-09-07 | 13.111.159.13 |