| Date | IP Address |
| 2021-09-14 | 99.86.57.104 (ClassC) |
| 2021-09-14 | 99.86.57.2 (ClassC) |
| 2023-12-16 | 3.163.189.121 (ClassC) |
| 2024-11-20 | 18.161.6.43 (ClassC) |
| 2025-04-18 | 204.246.191.40 (ClassC) |
| 2025-05-25 | 204.246.191.30 (ClassC) |
| 2025-11-15 | 3.169.173.76 (ClassC) |
| Date | Domain | IP |
| api.getpenfold.com | 2025-10-17 | 3.163.24.75 |
| help.getpenfold.com | 2023-12-16 | 3.163.189.121 |
| www.getpenfold.com | 2024-04-15 | 76.76.21.22 |