| Date | IP Address |
| 2025-12-16 | 89.40.174.206 (ClassC) |
| Date | Domain | IP |
| webdisk.letti.treviso.it | 2025-07-16 | 89.40.174.206 |
| cpanel.letti.treviso.it | 2025-06-19 | 89.40.174.206 |
| mail.letti.treviso.it | 2025-09-02 | 89.40.174.206 |
| webmail.letti.treviso.it | 2025-04-08 | 89.40.174.206 |
| www.idealetti.com.letti.treviso.it | 2025-06-01 | 89.40.174.206 |
| autodiscover.letti.treviso.it | 2025-06-23 | 89.40.174.206 |
| cpcontacts.letti.treviso.it | 2025-12-16 | 89.40.174.206 |
| www.letti.treviso.it | 2025-10-13 | 89.40.174.206 |