| Date | IP Address |
| 2022-09-28 | 3.64.0.1 (ClassC) |
| 2025-09-02 | 3.70.26.254 (ClassC) |
| 2025-10-07 | 52.57.51.181 (ClassC) |
| 2025-10-16 | 52.57.80.163 (ClassC) |
| 2025-10-26 | 18.158.182.140 (ClassC) |
| 2025-11-10 | 18.159.63.61 (ClassC) |
| 2026-02-28 | 3.122.22.154 (ClassC) |
| Date | Domain | IP |
| www.staging.sendinvoice.nl | 2025-11-11 | 18.195.243.28 |
| www.sendinvoice.nl | 2025-09-02 | 3.70.26.254 |