| Date | IP Address |
| 2019-10-08 | 23.55.220.72 (ClassC) |
| 2020-01-17 | 23.66.88.106 (ClassC) |
| 2021-06-30 | 23.66.169.125 (ClassC) |
| 2024-09-01 | 23.196.202.99 (ClassC) |
| 2024-09-21 | 184.26.149.116 (ClassC) |
| 2025-01-19 | 92.123.203.22 (ClassC) |
| 2025-02-18 | 23.203.233.207 (ClassC) |
| 2025-10-13 | 184.26.148.188 (ClassC) |
| 2025-10-22 | 104.90.249.43 (ClassC) |
| 2026-02-10 | 3.169.173.30 (ClassC) |
| Date | Domain | IP |
| image.ema.ahm.aetna.com | 2023-08-25 | 104.112.160.119 |
| image.email.ahm.aetna.com | 2024-09-01 | 23.196.202.99 |
| click.email.ahm.aetna.com | 2026-01-25 | 13.111.136.160 |