| Date | IP Address |
| 2025-08-19 | 104.18.23.130 (ClassC) |
| 2026-02-06 | 104.18.22.130 (ClassC) |
| Date | Domain | IP |
| email2.fnb-corp.com | 2025-12-05 | 12.190.116.181 |
| filter.fnb-corp.com | 2025-08-19 | 104.18.23.130 |
| autodiscover.fnb-corp.com | 2024-12-27 | 52.96.164.120 |
| b.ns.fnb-corp.com | 2025-09-11 | 162.159.1.227 |
| c.ns.fnb-corp.com | 2025-09-09 | 162.159.2.240 |