| Date | IP Address |
| 2025-01-31 | 195.72.197.4 (ClassC) |
| Date | Domain | IP |
| cn.caleffi.com | 2024-03-19 | 34.160.47.1 |
| hydronicdesign.caleffi.com | 2025-01-31 | 195.72.197.4 |
| hydronicdesign-admin.caleffi.com | 2024-12-10 | 195.72.197.4 |
| es.caleffi.com | 2024-10-05 | 34.160.47.1 |
| connect.caleffi.com | 2024-06-03 | 18.195.139.1 |
| www.caleffi.com | 2024-12-26 | 34.160.47.1 |