Summary
| Country |
 United States
|
| Domain | att.net |
| Size | 256 |
| Registry | ARIN |
| Network Name | ATT |
Whois
American Registry for Internet Numbers NET12 (NET-12-0-0-0-0) 12.0.0.0 - 12.255.255.255
AT&T Services, Inc. ATT (NET-12-0-0-0-1) 12.0.0.0 - 12.255.255.255
CIDR IP address subranges within 12.110.172.0/24 subnet
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