| Date | IP Address |
| 2018-04-16 | 104.91.192.158 (ClassC) |
| 2018-12-26 | 23.4.99.176 (ClassC) |
| 2019-11-13 | 23.56.169.34 (ClassC) |
| 2021-01-19 | 104.96.200.184 (ClassC) |
| 2024-02-20 | 23.222.241.7 (ClassC) |
| 2024-11-24 | 23.46.17.64 (ClassC) |
| 2024-12-12 | 23.54.19.136 (ClassC) |
| 2025-04-18 | 23.46.228.170 (ClassC) |
| 2026-01-15 | 23.216.147.209 (ClassC) |
| 2026-02-08 | 23.216.147.208 (ClassC) |
| Date | Domain | IP |
| tilbud.viessmann.dk | 2024-11-24 | 23.46.17.43 |
| www.koele.viessmann.dk | 2024-12-26 | 3.123.78.1 |
| kallerupstone.viessmann.dk | 2024-11-21 | 18.161.6.88 |
| t.viessmann.dk | 2024-11-25 | 34.111.102.177 |
| www.viessmann.dk | 2024-11-24 | 23.46.17.64 |