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Summary
| Country |
 United States
|
| Domain | columbia.edu |
| Size | 1,024 |
| Registry | ARIN |
| Network Name | CU-NET-209-2-48 |
Whois
American Registry for Internet Numbers NET209 (NET-209-0-0-0-0) 209.0.0.0 - 209.255.255.255
Lamont-Doherty Earth Observatory of Columbia University LDGO (NET-209-2-47-0-2) 209.2.47.0 - 209.2.51.255
Nysernet/Columbia University CU-NET-209-2-48 (NET-209-2-48-0-1) 209.2.48.0 - 209.2.51.255CIDR IP address subranges within 209.2.48.0/22 subnet
- 209.2.48.0/24
- 209.2.49.0/24
- 209.2.50.0/24
- 209.2.51.0/24