| Date | IP Address |
| 2021-02-09 | 85.13.137.174 (ClassC) |
| 2024-11-07 | 85.13.134.175 (ClassC) |
| Date | Domain | IP |
| ns2.knife-lutz.com | 2024-08-11 | 85.13.134.175 |
| exchange.knife-lutz.com | 2024-11-07 | 85.13.134.175 |
| comune.knife-lutz.com | 2024-08-13 | 85.13.134.175 |
| mail.comune.knife-lutz.com | 2024-07-13 | 85.13.134.175 |
| mail.knife-lutz.com | 2024-11-07 | 85.13.134.175 |
| m.knife-lutz.com | 2024-09-18 | 85.13.134.175 |
| antispam.knife-lutz.com | 2024-08-16 | 85.13.134.175 |
| mxs.knife-lutz.com | 2024-09-18 | 85.13.134.175 |
| mailgw.knife-lutz.com | 2024-08-29 | 85.13.134.175 |