| Date | IP Address |
| 2025-01-20 | 4.152.7.177 (ClassC) |
| Date | Domain | IP |
| configuration.apigateway.optum.com | 2024-11-25 | 172.169.68.158 |
| federated-apim-eastus2.configuration.apigateway.optum.com | 2025-01-20 | 4.152.7.177 |
| federated-apim-centralus.configuration.apigateway.optum.com | 2024-11-25 | 172.169.68.158 |