| Date | IP Address |
| 2020-03-27 | 35.182.45.148 (ClassC) |
| 2021-10-10 | 3.96.180.95 (ClassC) |
| 2024-12-26 | 99.86.38.76 (ClassC) |
| 2025-01-23 | 204.246.191.15 (ClassC) |
| 2025-02-11 | 204.246.191.73 (ClassC) |
| 2025-05-16 | 204.246.191.64 (ClassC) |
| 2025-11-30 | 3.169.173.6 (ClassC) |
| 2025-12-05 | 3.169.173.43 (ClassC) |
| 2026-02-22 | 3.169.173.112 (ClassC) |
| Date | Domain | IP |
| m.communications.canadapost-postescanada.ca | 2024-12-26 | 15.157.102.220 |
| res.communications.canadapost-postescanada.ca | 2024-12-26 | 99.86.38.76 |
| t.communications.canadapost-postescanada.ca | 2024-12-26 | 15.157.102.220 |