| Date | IP Address |
| 2024-02-16 | 54.154.133.36 (ClassC) |
| 2024-03-31 | 34.247.16.109 (ClassC) |
| 2024-10-22 | 108.128.92.68 (ClassC) |
| 2024-11-29 | 54.154.255.19 (ClassC) |
| 2025-04-26 | 54.194.169.55 (ClassC) |
| 2025-07-07 | 52.211.23.71 (ClassC) |
| 2025-07-13 | 54.73.98.127 (ClassC) |
| 2025-08-23 | 54.74.36.158 (ClassC) |
| 2025-09-11 | 52.51.47.105 (ClassC) |
| Date | Domain | IP |
| go.spmta.com | 2024-11-25 | 44.239.237.2 |
| unsubscribe.eu.spmta.com | 2025-07-13 | 54.73.98.127 |