| Date | IP Address |
| 2024-07-30 | 52.211.23.71 (ClassC) |
| 2025-10-24 | 54.220.235.11 (ClassC) |
| 2025-10-27 | 18.200.1.46 (ClassC) |
| 2025-11-01 | 54.154.238.165 (ClassC) |
| 2025-11-10 | 54.154.83.126 (ClassC) |
| 2025-11-23 | 52.49.118.60 (ClassC) |
| Date | Domain | IP |
| licensing.pdf-tools.com | 2025-10-15 | 52.19.242.222 |
| event-sink.pdf-tools.com | 2025-10-24 | 54.220.235.11 |
| www.pdf-tools.com | 2023-08-09 | 54.76.11.119 |