Summary
| Country |
 United States
|
| Domain | att.com |
| Size | 524,288 |
| Registry | ARIN |
| Network Name | SBCIS-SBIS |
Whois
American Registry for Internet Numbers NET99 (NET-99-0-0-0-0) 99.0.0.0 - 99.255.255.255
AT&T Corp. SBCIS-SBIS (NET-99-10-64-0-1) 99.10.64.0 - 99.75.191.255
CIDR IP address subranges within 99.48.0.0/13 subnet
- 99.48.0.0/21
- 99.48.8.0/21
- 99.48.16.0/21
- 99.48.24.0/21
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- 99.48.176.0/21
- 99.48.184.0/21
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- 99.51.120.0/21
- 99.51.128.0/21
- 99.51.136.0/21
- 99.51.144.0/21
- 99.51.152.0/21
- 99.51.160.0/21
- 99.51.168.0/21
- 99.51.176.0/21
- 99.51.184.0/21
- 99.51.192.0/21
- 99.51.200.0/21
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- 99.52.168.0/21
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- 99.53.176.0/21
- 99.53.184.0/21
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- 99.54.112.0/21
- 99.54.120.0/21
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- 99.54.136.0/21
- 99.54.144.0/21
- 99.54.152.0/21
- 99.54.160.0/21
- 99.54.168.0/21
- 99.54.176.0/21
- 99.54.184.0/21
- 99.54.192.0/21
- 99.54.200.0/21
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- 99.55.112.0/21
- 99.55.120.0/21
- 99.55.128.0/21
- 99.55.136.0/21
- 99.55.144.0/21
- 99.55.152.0/21
- 99.55.160.0/21
- 99.55.168.0/21
- 99.55.176.0/21
- 99.55.184.0/21
- 99.55.192.0/21
- 99.55.200.0/21
- 99.55.208.0/21
- 99.55.216.0/21
- 99.55.224.0/21
- 99.55.232.0/21
- 99.55.240.0/21
- 99.55.248.0/21