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Summary
| Country |
 United States
|
| Domain | surfbroadband.com |
| Size | 2,048 |
| Registry | ARIN |
| Network Name | CRF-17 |
Whois
American Registry for Internet Numbers NET216 (NET-216-0-0-0-0) 216.0.0.0 - 216.255.255.255
City of Rock Falls CRF-17 (NET-216-7-80-0-1) 216.7.80.0 - 216.7.87.255CIDR IP address subranges within 216.7.80.0/21 subnet
- 216.7.80.0/24
- 216.7.81.0/24
- 216.7.82.0/24
- 216.7.83.0/24
- 216.7.84.0/24
- 216.7.85.0/24
- 216.7.86.0/24
- 216.7.87.0/24