| Date | IP Address |
| 2024-06-03 | 52.44.30.204 (ClassC) |
| 2024-08-31 | 52.45.0.139 (ClassC) |
| 2024-11-17 | 52.202.190.220 (ClassC) |
| 2025-01-13 | 34.197.240.164 (ClassC) |
| 2025-05-15 | 44.216.91.83 (ClassC) |
| 2025-06-22 | 13.217.236.247 (ClassC) |
| 2025-08-04 | 34.231.130.194 (ClassC) |
| 2025-08-18 | 34.192.202.208 (ClassC) |
| 2025-10-27 | 50.17.41.56 (ClassC) |
| Date | Domain | IP |
| rolling-stock-dev2-auth.onsmartengineering.com | 2024-06-03 | 52.3.63.224 |
| rolling-stock-sandbox2-auth.onsmartengineering.com | 2024-02-21 | 52.71.57.64 |
| rolling-stock-qa-auth.onsmartengineering.com | 2024-06-03 | 52.44.30.204 |
| onex-ember-auth.onsmartengineering.com | 2024-06-10 | 52.6.137.232 |
| rolling-stock.onsmartengineering.com | 2025-10-25 | 54.147.125.230 |
| rolling-stock-sandbox2-ops-portal.onsmartengineering.com | 2024-02-21 | 52.71.57.64 |