| Date | IP Address |
| 2021-03-14 | 3.216.88.56 (ClassC) |
| 2024-09-22 | 52.45.66.100 (ClassC) |
| 2024-10-23 | 52.45.3.144 (ClassC) |
| 2024-12-27 | 3.220.103.133 (ClassC) |
| 2025-06-26 | 44.207.133.181 (ClassC) |
| 2025-09-30 | 3.86.75.165 (ClassC) |
| 2026-01-26 | 3.230.228.181 (ClassC) |
| Date | Domain | IP |
| server1.courrier.ca | 2024-09-09 | 52.45.66.100 |
| ftp.courrier.ca | 2024-09-09 | 52.45.66.100 |
| www.courrier.ca | 2024-09-09 | 52.20.224.5 |