| Date | IP Address |
| 2023-09-08 | 143.204.29.27 (ClassC) |
| 2023-09-08 | 143.204.29.84 (ClassC) |
| 2024-10-04 | 3.167.56.73 (ClassC) |
| 2024-10-04 | 3.167.56.83 (ClassC) |
| 2024-11-07 | 18.238.171.6 (ClassC) |
| 2024-11-07 | 18.238.171.95 (ClassC) |
| 2025-03-19 | 3.161.213.19 (ClassC) |
| 2026-03-05 | 3.169.173.54 (ClassC) |
| Date | Domain | IP |
| za-1.admin.mimecast.com | 2025-07-16 | 3.163.24.101 |
| uk-1.admin.mimecast.com | 2024-07-07 | 204.246.191.81 |
| au-1.static.admin.mimecast.com | 2026-03-05 | 3.169.173.54 |