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Summary
| Country |
 United States
|
| Domain | rcn.com |
| Size | 1,024 |
| Registry | ARIN |
| Network Name | US_MA_internet |
Whois
American Registry for Internet Numbers NET72 (NET-72-0-0-0-0) 72.0.0.0 - 72.255.255.255
RIPE Network Coordination Centre RIPE (NET-72-63-0-0-1) 72.63.0.0 - 72.63.255.255CIDR IP address subranges within 72.63.220.0/22 subnet
- 72.63.220.0/24
- 72.63.221.0/24
- 72.63.222.0/24
- 72.63.223.0/24