Summary
| Country |
 United States
|
| Domain | usps.gov |
| Size | 2,048 |
| Registry | ARIN |
| Network Name | USPS1 |
Whois
American Registry for Internet Numbers NET56 (NET-56-0-0-0-0) 56.0.0.0 - 56.255.255.255
United States Postal Service. USPS1 (NET-56-105-0-0-1) 56.105.0.0 - 56.106.255.255
CIDR IP address subranges within 56.105.72.0/21 subnet
- 56.105.72.0/24
- 56.105.73.0/24
- 56.105.74.0/24
- 56.105.75.0/24
- 56.105.76.0/24
- 56.105.77.0/24
- 56.105.78.0/24
- 56.105.79.0/24