Summary
| Country |
 United States
|
| Domain | ironport.com |
| Size | 512 |
| Registry | ARIN |
| Network Name | NETWORK-IRONPORT-SYSTEMS-2 |
Whois
American Registry for Internet Numbers NET208 (NET-208-0-0-0-0) 208.0.0.0 - 208.255.255.255
Cisco Systems Ironport Division NETWORK-IRONPORT-SYSTEMS-2 (NET-208-90-56-0-1) 208.90.56.0 - 208.90.63.255
CIDR IP address subranges within 208.90.56.0/23 subnet
- 208.90.56.0/24
- 208.90.57.0/24