| Date | IP Address |
| 2021-07-28 | 54.77.205.250 (ClassC) |
| 2025-10-15 | 52.211.8.143 (ClassC) |
| 2025-10-23 | 54.76.163.213 (ClassC) |
| Date | Domain | IP |
| eu-west-1.gamma.message-broker.last-mile.amazon.dev | 2025-09-26 | 52.18.95.2 |
| us-east-1.prod.message-broker.last-mile.amazon.dev | 2025-06-18 | 54.211.254.116 |
| eu-west-1.prod.message-broker.last-mile.amazon.dev | 2025-05-23 | 52.51.111.170 |
| gamma.us-east-1.claim-check-manager.message-broker.last-mile.amazon.dev | 2024-06-09 | 44.199.98.94 |
| gamma.eu-west-1.claim-check-manager.message-broker.last-mile.amazon.dev | 2024-10-05 | 54.217.33.196 |
| gamma.eu-west-1.subscription-deployer.message-broker.last-mile.amazon.dev | 2025-10-15 | 52.211.8.143 |