| Date | IP Address |
| 2023-08-08 | 54.144.21.223 (ClassC) |
| 2024-05-15 | 54.164.140.198 (ClassC) |
| 2024-11-24 | 52.71.22.65 (ClassC) |
| 2025-01-22 | 52.3.147.24 (ClassC) |
| 2025-07-04 | 54.175.231.251 (ClassC) |
| 2025-07-27 | 52.86.162.217 (ClassC) |
| 2026-03-02 | 18.233.244.148 (ClassC) |
| Date | Domain | IP |
| ns1.nasb.com | 2025-11-22 | 209.209.47.12 |
| ns2.nasb.com | 2025-06-25 | 209.209.47.140 |
| hydra.nasb.com | 2024-06-11 | 3.228.44.188 |
| obapi.nasb.com | 2024-06-13 | 209.209.47.150 |
| mail.nasb.com | 2014-05-30 | 65.64.111.120 |
| loan.nasb.com | 2024-11-24 | 75.101.203.100 |
| lendingservices.nasb.com | 2024-11-24 | 52.71.22.65 |
| www.nasb.com | 2025-04-06 | 209.209.47.150 |