| Date | IP Address |
| 2024-04-07 | 54.158.107.132 (ClassC) |
| 2025-09-01 | 3.215.95.211 (ClassC) |
| 2025-09-07 | 54.152.102.120 (ClassC) |
| 2025-10-14 | 3.227.107.252 (ClassC) |
| 2025-11-07 | 44.207.102.110 (ClassC) |
| 2025-11-20 | 34.237.160.156 (ClassC) |
| 2026-01-08 | 52.23.96.62 (ClassC) |
| Date | Domain | IP |
| service.stcu.org | 2025-12-13 | 172.66.0.145 |
| creditscore.stcu.org | 2025-09-01 | 3.215.95.211 |
| homeloanapp.stcu.org | 2026-01-02 | 172.65.242.70 |
| member.stcu.org | 2024-07-15 | 3.163.24.40 |
| business.stcu.org | 2025-10-12 | 23.46.228.179 |
| assistant.stcu.org | 2025-01-23 | 3.228.41.240 |
| www.stcu.org | 2025-10-10 | 216.176.183.108 |
| billpay.stcu.org | 2024-10-15 | 23.54.19.56 |