| Date | IP Address |
| 2022-03-21 | 54.77.229.106 (ClassC) |
| 2022-07-17 | 99.80.62.159 (ClassC) |
| 2022-07-28 | 34.240.32.2 (ClassC) |
| 2023-08-29 | 54.171.149.200 (ClassC) |
| 2024-12-27 | 52.17.25.105 (ClassC) |
| 2025-04-22 | 52.19.83.85 (ClassC) |
| 2025-09-06 | 52.214.173.170 (ClassC) |
| 2025-12-05 | 52.215.155.178 (ClassC) |
| 2026-02-10 | 34.252.51.44 (ClassC) |
| Date | Domain | IP |
| airlock.penneo.com | 2024-04-13 | 63.33.78.223 |
| cstool.penneo.com | 2024-02-26 | 204.246.191.4 |
| cdn.penneo.com | 2025-03-20 | 3.5.67.183 |
| app.penneo.com | 2023-08-29 | 54.171.149.200 |
| prod.integrations.penneo.com | 2025-08-11 | 52.17.25.105 |
| access.penneo.com | 2024-06-24 | 54.171.87.153 |
| www.penneo.com | 2026-01-23 | 64.226.110.20 |
| sandbox.penneo.com | 2025-04-29 | 52.19.83.85 |