Summary
| Country |
 United States
|
| Domain | att.com |
| Size | 512 |
| Registry | ARIN |
| Network Name | BLS-72-157-12-0-1001291007 |
Whois
American Registry for Internet Numbers NET72 (NET-72-0-0-0-0) 72.0.0.0 - 72.255.255.255
AT&T Corp. BELLSNET-BLK16 (NET-72-156-0-0-1) 72.156.0.0 - 72.159.255.255
EARS Loopback 1 - BTR BLS-72-157-12-0-1001291007 (NET-72-157-12-0-1) 72.157.12.0 - 72.157.13.255
CIDR IP address subranges within 72.157.12.0/23 subnet
- 72.157.12.0/24
- 72.157.13.0/24