| Date | IP Address |
| 2023-10-13 | 34.253.8.10 (ClassC) |
| 2023-11-01 | 3.250.250.198 (ClassC) |
| 2024-08-07 | 54.171.212.234 (ClassC) |
| 2024-10-21 | 34.255.13.211 (ClassC) |
| 2024-12-30 | 3.254.29.55 (ClassC) |
| 2025-01-16 | 52.208.78.43 (ClassC) |
| 2025-02-25 | 52.19.211.234 (ClassC) |
| 2025-04-08 | 54.194.239.185 (ClassC) |
| 2025-07-17 | 34.246.116.64 (ClassC) |
| 2025-08-07 | 34.243.137.182 (ClassC) |
| Date | Domain | IP |
| acf.fitnesswerk.de | 2014-04-17 | 54.230.91.176 |
| cdn.fitnesswerk.de | 2013-12-21 | 54.230.91.199 |
| www.fitnesswerk.de | 2023-10-13 | 34.253.8.10 |