| Date | IP Address |
| 2014-11-25 | 174.35.21.19 (ClassC) |
| 2016-12-27 | 174.35.21.94 (ClassC) |
| 2019-12-11 | 157.185.161.61 (ClassC) |
| 2022-11-15 | 163.171.133.72 (ClassC) |
| 2024-01-31 | 157.185.161.16 (ClassC) |
| 2024-04-13 | 138.113.102.96 (ClassC) |
| 2025-06-25 | 157.185.156.194 (ClassC) |
| 2025-10-23 | 157.185.145.100 (ClassC) |
| 2025-11-28 | 140.150.36.51 (ClassC) |
| 2025-12-30 | 138.113.24.64 (ClassC) |
| 2026-01-04 | 138.113.102.14 (ClassC) |
| 2026-02-28 | 157.185.175.102 (ClassC) |
| Date | Domain | IP |
| owa.knightfrank.de | 2025-11-27 | 213.61.209.187 |
| search.knightfrank.de | 2015-02-28 | 174.35.56.94 |
| autodiscover.knightfrank.de | 2026-02-13 | 213.61.209.187 |
| www.knightfrank.de | 2014-11-25 | 174.35.21.19 |