| Date | IP Address |
| 2021-08-16 | 185.57.240.115 (ClassC) |
| 2025-01-24 | 54.152.15.250 (ClassC) |
| 2025-10-23 | 44.221.205.61 (ClassC) |
| 2025-12-04 | 35.172.159.23 (ClassC) |
| Date | Domain | IP |
| nxsteps2.freseniusmedicalcare.com | 2024-11-24 | 3.229.165.215 |
| steps2homepd.freseniusmedicalcare.com | 2024-11-24 | 52.203.73.204 |
| aem-stage.freseniusmedicalcare.com | 2025-10-21 | 34.227.2.228 |
| oneintranet-staging.freseniusmedicalcare.com | 2025-10-01 | 20.229.138.54 |
| testing.freseniusmedicalcare.com | 2025-09-21 | 52.29.127.0 |
| piwik.freseniusmedicalcare.com | 2024-05-02 | 52.29.163.142 |
| production.freseniusmedicalcare.com | 2025-10-01 | 52.29.127.0 |
| top.freseniusmedicalcare.com | 2025-09-29 | 23.102.59.12 |
| autodiscover.freseniusmedicalcare.com | 2023-08-16 | 52.96.121.8 |
| jobs.freseniusmedicalcare.com | 2025-10-23 | 44.221.205.61 |
| aem-stage.hometherapies.freseniusmedicalcare.com | 2025-03-23 | 3.226.170.79 |
| globalaccess.freseniusmedicalcare.com | 2025-10-03 | 15.197.195.200 |
| www.freseniusmedicalcare.com | 2024-05-02 | 204.246.191.14 |
| kaz.freseniusmedicalcare.com | 2025-04-29 | 52.29.127.0 |
| production.kaz.freseniusmedicalcare.com | 2025-01-22 | 108.138.94.8 |