| Date | IP Address |
| 2024-08-14 | 54.229.64.58 (ClassC) |
| 2024-08-26 | 34.250.132.235 (ClassC) |
| 2024-10-24 | 52.19.44.80 (ClassC) |
| 2024-11-04 | 46.137.16.248 (ClassC) |
| 2024-12-30 | 52.18.103.246 (ClassC) |
| 2025-06-25 | 34.248.136.45 (ClassC) |
| 2025-07-30 | 54.246.186.77 (ClassC) |
| 2025-08-23 | 54.73.195.196 (ClassC) |
| 2025-09-01 | 54.76.107.74 (ClassC) |
| 2025-09-18 | 54.246.183.89 (ClassC) |
| 2025-10-27 | 34.255.242.170 (ClassC) |
| Date | Domain | IP |
| prod.harbingernotices.event-management.aws.dev | 2024-12-29 | 54.148.4.163 |
| eu-west-1.prod.harbingernotices.event-management.aws.dev | 2025-06-25 | 34.248.136.45 |