| Date | IP Address |
| 2019-11-17 | 104.25.153.37 (ClassC) |
| 2024-10-20 | 75.2.70.75 (ClassC) |
| 2024-10-31 | 99.83.190.102 (ClassC) |
| Date | Domain | IP |
| ns1.zweitag.de | 2014-09-15 | 208.94.148.4 |
| ns2.zweitag.de | 2014-09-15 | 208.80.124.4 |
| ns3.zweitag.de | 2024-10-20 | 205.251.194.50 |
| ns4.zweitag.de | 2024-10-20 | 205.251.192.69 |
| www.zweitag.de | 2014-07-15 | 198.41.249.156 |