| Date | IP Address |
| 2023-08-16 | 104.18.15.46 (ClassC) |
| 2024-08-18 | 104.18.22.218 (ClassC) |
| 2024-09-02 | 104.18.43.7 (ClassC) |
| 2025-01-14 | 172.64.144.249 (ClassC) |
| Date | Domain | IP |
| api.omnisend.com | 2023-08-16 | 104.18.15.46 |
| app.omnisend.com | 2023-08-16 | 104.18.25.231 |
| www.omnisend.com | 2023-08-04 | 104.18.29.25 |