| Date | IP Address |
| 2021-12-05 | 99.84.191.93 (ClassC) |
| 2022-01-11 | 13.226.37.25 (ClassC) |
| 2023-09-20 | 99.84.108.82 (ClassC) |
| 2024-11-06 | 18.245.96.18 (ClassC) |
| 2024-12-19 | 18.238.217.76 (ClassC) |
| 2025-01-29 | 18.238.217.34 (ClassC) |
| 2025-02-05 | 204.246.191.98 (ClassC) |
| 2025-03-09 | 18.238.217.3 (ClassC) |
| 2025-03-16 | 99.84.66.96 (ClassC) |
| 2025-06-12 | 204.246.191.15 (ClassC) |
| 2025-06-21 | 204.246.191.106 (ClassC) |
| 2025-09-02 | 3.175.34.36 (ClassC) |
| 2025-12-18 | 3.169.173.129 (ClassC) |
| 2026-01-03 | 3.169.173.21 (ClassC) |
| 2026-02-09 | 3.169.173.120 (ClassC) |
| Date | Domain | IP |
| mdl-medallia-digital-angular-external.ecs.us-east-1.essp.c1.vanguard.com | 2024-07-11 | 204.246.191.12 |
| gatekeeper-rs-webservice.essp.c1.vanguard.com | 2025-06-13 | 3.163.165.105 |
| bex-bex-befi.ecs.essp.c1.vanguard.com | 2024-09-01 | 18.161.6.104 |
| gat.ecs.essp.c1.vanguard.com | 2024-12-19 | 18.238.217.76 |