| Property | Value |
| hostmaster@1und1.de | |
| NameServer | ns56.1und1.de |
| Changed | 2011-01-11 15:01:20 |
| Date | IP Address |
| 2015-08-22 | 82.165.217.146 (ClassC) |
| 2017-11-11 | 217.160.233.104 (ClassC) |
| 2018-12-17 | 91.195.240.39 (ClassC) |
| 2018-12-17 | 52.30.3.152 (ClassC) |
| 2019-04-09 | 91.195.240.126 (ClassC) |
| 2025-04-17 | 116.202.102.103 (ClassC) |
| 2025-08-04 | 78.47.106.64 (ClassC) |