Summary
| Country |
 United States
|
| Domain | ntrs.com |
| Size | 512 |
| Registry | ARIN |
| Network Name | NORTHE-18 |
Whois
American Registry for Internet Numbers NET199 (NET-199-0-0-0-0) 199.0.0.0 - 199.255.255.255
The Northern Trust Company NORTHE-18 (NET-199-16-200-0-1) 199.16.200.0 - 199.16.207.255
CIDR IP address subranges within 199.16.204.0/23 subnet
- 199.16.204.0/24
- 199.16.205.0/24