Summary
| Country |
 United States
|
| Domain | att.net |
| Size | 2,048 |
| Registry | ARIN |
| Network Name | BELLSOUTH |
Whois
Various Registries (Maintained by ARIN) NET139 (NET-139-0-0-0-0) 139.0.0.0 - 139.255.255.255
AT&T Services, Inc. BELLSOUTH (NET-139-76-0-0-1) 139.76.0.0 - 139.76.255.255
CIDR IP address subranges within 139.76.8.0/21 subnet
- 139.76.8.0/24
- 139.76.9.0/24
- 139.76.10.0/24
- 139.76.11.0/24
- 139.76.12.0/24
- 139.76.13.0/24
- 139.76.14.0/24
- 139.76.15.0/24