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Summary
| Country |
 United States
|
| Domain | cogentco.com |
| Size | 2,048 |
| Registry | ARIN |
| Network Name | NORTHERN |
Whois
American Registry for Internet Numbers NET204 (NET-204-0-0-0-0) 204.0.0.0 - 204.255.255.255
PSINet, Inc. COGENT-204-240-14 (NET-204-240-0-0-1) 204.240.0.0 - 204.243.255.255
Rackdog, LLC NORTHERN-FIBER (NET-204-242-0-0-1) 204.242.0.0 - 204.242.255.255
NORTHERN CABLE AND FIBER, LLC NORTHERN (NET-204-242-0-0-2) 204.242.0.0 - 204.242.255.255CIDR IP address subranges within 204.242.144.0/21 subnet
- 204.242.144.0/24
- 204.242.145.0/24
- 204.242.146.0/24
- 204.242.147.0/24
- 204.242.148.0/24
- 204.242.149.0/24
- 204.242.150.0/24
- 204.242.151.0/24