| Date | IP Address |
| 2014-11-18 | 46.34.93.163 (ClassC) |
| 2019-12-11 | 54.195.248.234 (ClassC) |
| 2020-12-15 | 104.18.7.117 (ClassC) |
| 2020-12-15 | 104.18.6.117 (ClassC) |
| 2022-06-19 | 172.64.147.40 (ClassC) |
| 2022-06-19 | 104.18.40.216 (ClassC) |
| 2023-12-04 | 172.64.150.31 (ClassC) |
| 2024-08-08 | 104.18.6.184 (ClassC) |
| 2026-01-13 | 104.18.38.206 (ClassC) |
| 2026-02-12 | 172.64.149.50 (ClassC) |
| Date | Domain | IP |
| www.pfizerpro.lu | 2025-12-03 | 104.18.38.206 |