| Date | IP Address |
| 2024-09-25 | 18.66.112.104 (ClassC) |
| 2024-12-01 | 143.204.215.61 (ClassC) |
| 2025-01-30 | 3.167.227.123 (ClassC) |
| 2025-02-23 | 3.166.96.32 (ClassC) |
| 2025-03-16 | 18.245.86.114 (ClassC) |
| 2025-04-07 | 3.166.96.24 (ClassC) |
| 2025-08-14 | 18.245.86.90 (ClassC) |
| 2026-01-16 | 18.245.86.125 (ClassC) |
| Date | Domain | IP |
| international.zehnder-systems.com | 2025-02-10 | 99.84.66.46 |
| www.international.zehnder-systems.com | 2025-02-10 | 99.84.66.86 |
| products.zehnder-systems.com | 2024-11-24 | 99.84.66.4 |
| www.zehnder-systems.com | 2025-03-08 | 52.84.162.38 |