Summary
| Country |
 United States
|
| Domain | americanexpress.com |
| Size | 512 |
| Registry | ARIN |
| Network Name | AMEX-CENTRAL |
Whois
Various Registries (Maintained by ARIN) NET148 (NET-148-0-0-0-0) 148.0.0.0 - 148.255.255.255
American Express Company AMEX-CENTRAL (NET-148-173-0-0-1) 148.173.0.0 - 148.173.255.255
CIDR IP address subranges within 148.173.90.0/23 subnet
- 148.173.90.0/24
- 148.173.91.0/24