Summary
| Country |
 United States
|
| Domain | att.com |
| Size | 256 |
| Registry | ARIN |
| Network Name | BELLSNET-BLK8 |
Whois
American Registry for Internet Numbers NET66 (NET-66-0-0-0-0) 66.0.0.0 - 66.255.255.255
AT&T Enterprises, LLC BELLSNET-BLK8 (NET-66-20-0-0-1) 66.20.0.0 - 66.21.255.255
CIDR IP address subranges within 66.21.42.0/24 subnet
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