| Date | IP Address |
| 2019-08-29 | 63.33.0.215 (ClassC) |
| 2020-08-01 | 143.204.25.23 (ClassC) |
| 2020-08-01 | 99.84.170.91 (ClassC) |
| 2020-08-01 | 143.204.25.79 (ClassC) |
| 2020-08-01 | 99.84.170.113 (ClassC) |
| 2024-02-26 | 204.246.191.4 (ClassC) |
| 2024-03-02 | 204.246.191.24 (ClassC) |
| 2024-09-02 | 204.246.191.67 (ClassC) |
| 2024-11-28 | 3.163.24.78 (ClassC) |
| 2025-03-18 | 18.161.6.88 (ClassC) |
| 2025-05-19 | 204.246.191.52 (ClassC) |
| 2025-06-30 | 3.168.122.55 (ClassC) |
| 2025-08-20 | 18.161.6.123 (ClassC) |
| 2025-12-06 | 54.77.98.150 (ClassC) |
| 2026-02-02 | 46.137.135.11 (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 |