| Date | IP Address |
| 2023-11-11 | 3.64.36.144 (ClassC) |
| 2024-07-02 | 18.158.253.200 (ClassC) |
| 2024-08-21 | 18.157.90.123 (ClassC) |
| 2024-09-18 | 18.159.73.221 (ClassC) |
| 2024-11-21 | 3.120.55.64 (ClassC) |
| 2024-11-24 | 3.127.163.156 (ClassC) |
| 2024-12-26 | 52.58.73.18 (ClassC) |
| 2025-04-11 | 18.196.230.61 (ClassC) |
| 2025-05-27 | 3.5.136.114 (ClassC) |
| 2025-06-28 | 3.5.135.118 (ClassC) |
| 2025-07-20 | 3.5.138.161 (ClassC) |
| 2025-08-27 | 52.219.169.72 (ClassC) |
| Date | Domain | IP |
| www.mathe-marathon.de | 2024-11-24 | 52.58.73.18 |