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Summary
| Country |
 United States
|
| Domain | in-addr.arpa |
| Size | 512 |
| Registry | ARIN |
| Network Name | ATT-NET-63-200-48-0 |
Whois
American Registry for Internet Numbers NET63 (NET-63-0-0-0-0) 63.0.0.0 - 63.255.255.255
AT&T Enterprises, LLC SBCIS-SIS80 (NET-63-192-0-0-1) 63.192.0.0 - 63.207.255.255
Private Customer ATT-NET-63-200-48-0 (NET-63-200-48-0-1) 63.200.48.0 - 63.200.49.255CIDR IP address subranges within 63.200.48.0/23 subnet
- 63.200.48.0/24
- 63.200.49.0/24