| Date | IP Address |
| 2022-11-05 | 18.165.83.80 (ClassC) |
| 2024-06-09 | 172.64.147.98 (ClassC) |
| 2024-06-16 | 104.18.40.158 (ClassC) |
| 2024-07-27 | 104.18.24.131 (ClassC) |
| 2024-08-08 | 104.18.25.131 (ClassC) |
| 2024-11-07 | 104.18.36.80 (ClassC) |
| 2025-01-04 | 172.64.151.176 (ClassC) |
| Date | Domain | IP |
| hhb.pfizer.de | 2024-08-09 | 104.18.24.131 |
| bi.pfizer.de | 2024-11-12 | 104.18.34.128 |