| Date | IP Address |
| 2025-02-01 | 37.209.194.9 (ClassC) |
| Date | Domain | IP |
| a.nic.americanexpress | 2025-02-01 | 37.209.192.9 |
| b.nic.americanexpress | 2025-02-01 | 37.209.194.9 |
| c.nic.americanexpress | 2024-09-29 | 37.209.196.9 |
| www.nic.americanexpress | 2024-07-08 | 148.173.91.85 |