| Date | IP Address |
| 2021-08-15 | 54.230.161.120 (ClassC) |
| 2021-09-11 | 13.227.39.118 (ClassC) |
| 2022-01-21 | 13.249.74.121 (ClassC) |
| 2022-05-08 | 65.8.57.46 (ClassC) |
| 2023-05-29 | 52.222.139.65 (ClassC) |
| 2023-05-29 | 52.222.139.57 (ClassC) |
| 2023-08-28 | 143.204.9.45 (ClassC) |
| 2023-10-08 | 18.65.39.12 (ClassC) |
| 2023-10-16 | 18.238.4.49 (ClassC) |
| 2023-10-16 | 18.238.4.55 (ClassC) |
| 2023-11-07 | 13.32.121.50 (ClassC) |
| 2024-05-23 | 18.172.170.43 (ClassC) |
| 2024-07-03 | 108.138.128.82 (ClassC) |
| 2024-08-12 | 13.35.198.68 (ClassC) |
| 2024-08-16 | 18.165.183.45 (ClassC) |
| 2024-11-27 | 65.9.189.40 (ClassC) |
| 2024-12-29 | 18.164.52.112 (ClassC) |
| 2025-01-09 | 18.238.238.71 (ClassC) |
| 2025-01-19 | 18.64.67.39 (ClassC) |
| 2025-03-17 | 3.164.92.33 (ClassC) |
| 2025-03-22 | 18.161.6.59 (ClassC) |
| 2025-07-05 | 18.238.238.29 (ClassC) |
| 2025-07-16 | 3.171.61.21 (ClassC) |
| 2025-07-27 | 204.246.191.45 (ClassC) |
| 2025-08-04 | 204.246.191.44 (ClassC) |
| 2025-10-31 | 18.161.6.109 (ClassC) |
| 2026-01-10 | 18.161.6.4 (ClassC) |
| Date | Domain | IP |
| sp-appdata.profis.check24.de | 2025-07-22 | 89.191.92.137 |
| questionnaire.profis.check24.de | 2025-10-31 | 89.191.92.137 |
| native.profis.check24.de | 2024-05-23 | 18.172.170.43 |
| portal.profis.check24.de | 2025-10-31 | 89.191.92.137 |
| cdn.profis.check24.de | 2021-07-24 | 99.84.64.49 |
| consumer.profis.check24.de | 2025-10-31 | 89.191.92.137 |
| assets.profis.check24.de | 2025-06-02 | 3.175.34.23 |
| t.profis.check24.de | 2025-10-31 | 89.191.92.134 |