| Date | IP Address |
| 2023-08-26 | 18.165.183.127 (ClassC) |
| 2023-08-26 | 18.165.183.80 (ClassC) |
| 2023-08-26 | 3.162.3.70 (ClassC) |
| 2023-10-30 | 18.66.192.60 (ClassC) |
| 2024-05-27 | 108.157.150.17 (ClassC) |
| 2024-06-11 | 108.157.150.82 (ClassC) |
| 2024-08-09 | 108.157.150.129 (ClassC) |
| 2024-08-21 | 18.245.86.90 (ClassC) |
| 2024-09-02 | 108.157.142.3 (ClassC) |
| 2024-09-24 | 108.157.150.80 (ClassC) |
| 2024-12-28 | 18.245.86.114 (ClassC) |
| 2025-01-12 | 3.166.96.55 (ClassC) |
| 2025-04-13 | 18.245.86.76 (ClassC) |
| 2025-06-05 | 18.245.86.125 (ClassC) |
| Date | Domain | IP |
| produkte.zehnder-systems.ch | 2024-11-25 | 52.84.162.76 |
| climatepartners.zehnder-systems.ch | 2024-12-17 | 99.84.66.23 |
| www.zehnder-systems.ch | 2024-09-25 | 99.84.66.86 |
| academy.zehnder-systems.ch | 2024-11-25 | 99.84.66.46 |