| Date | IP Address |
| 2018-05-14 | 104.91.192.158 (ClassC) |
| 2018-05-23 | 184.31.196.34 (ClassC) |
| 2019-11-19 | 23.56.169.34 (ClassC) |
| 2020-03-10 | 23.50.233.207 (ClassC) |
| 2020-03-19 | 23.45.12.49 (ClassC) |
| 2020-06-26 | 23.54.163.242 (ClassC) |
| 2020-10-21 | 23.197.192.146 (ClassC) |
| 2020-10-21 | 23.197.192.210 (ClassC) |
| 2021-01-29 | 104.96.200.184 (ClassC) |
| 2021-09-29 | 88.221.222.234 (ClassC) |
| 2022-02-22 | 23.53.34.8 (ClassC) |
| 2022-07-04 | 184.31.0.201 (ClassC) |
| 2022-07-09 | 104.94.100.192 (ClassC) |
| 2023-04-12 | 184.30.150.206 (ClassC) |
| 2023-04-18 | 23.209.37.83 (ClassC) |
| 2023-11-02 | 104.96.163.207 (ClassC) |
| 2023-12-21 | 184.28.29.200 (ClassC) |
| 2024-05-25 | 23.46.17.26 (ClassC) |
| 2024-07-05 | 104.70.127.45 (ClassC) |
| 2024-10-24 | 23.198.7.211 (ClassC) |
| 2024-11-24 | 23.46.17.43 (ClassC) |
| 2025-01-21 | 23.46.228.170 (ClassC) |
| 2025-02-03 | 173.222.106.5 (ClassC) |
| 2025-04-18 | 23.46.228.167 (ClassC) |
| 2025-10-19 | 23.216.147.208 (ClassC) |
| 2026-01-15 | 23.216.147.209 (ClassC) |
| Date | Domain | IP |
| community-stage.viessmann.de | 2025-03-09 | 3.163.158.122 |
| kuehlen-kampagne.viessmann.de | 2024-09-21 | 18.194.210.123 |
| angebote.viessmann.de | 2024-07-10 | 23.46.17.64 |
| ish.viessmann.de | 2024-11-24 | 23.46.17.43 |
| salzwerk.viessmann.de | 2024-07-07 | 99.84.66.48 |
| vitocal.viessmann.de | 2025-12-21 | 93.122.86.52 |
| www.kuehlen.viessmann.de | 2025-11-20 | 3.67.53.240 |
| jobs.viessmann.de | 2025-08-05 | 93.122.86.52 |
| t.viessmann.de | 2025-01-14 | 34.111.102.177 |
| angebot.viessmann.de | 2018-07-17 | 13.33.107.102 |
| test.viessmann.de | 2024-02-15 | 23.36.3.72 |
| www.viessmann.de | 2023-11-02 | 104.96.163.207 |
| community.viessmann.de | 2025-03-09 | 99.86.38.127 |