| Date | IP Address |
| 2019-12-10 | 195.34.183.194 (ClassC) |
| 2020-07-12 | 159.69.96.138 (ClassC) |
| 2024-09-23 | 104.26.3.34 (ClassC) |
| 2025-01-21 | 195.201.179.93 (ClassC) |
| 2025-06-11 | 159.69.77.193 (ClassC) |
| 2025-12-07 | 5.9.34.36 (ClassC) |
| 2026-01-11 | 116.202.199.129 (ClassC) |
| Date | Domain | IP |
| b2b.bertelshofer.com | 2024-09-23 | 104.26.3.34 |
| www.b2b.bertelshofer.com | 2025-03-28 | 159.69.96.138 |
| dokumente.bertelshofer.com | 2024-07-16 | 99.84.66.94 |
| www.bertelshofer.com | 2024-09-23 | 172.67.72.230 |