Autonomous Systems are networks typically governed by large ISPs that participate in global Internet routing. Each network is assigned a unique identification number known as the AS number or ASN by the Internet Assigned Numbers Authority.
ASN | 11712 |
Name | BELLSOUTH |
Organization | AT&T Services, Inc. |
Country | United States
|
Registry | ARIN |
IPv4 addresses | 32,256 |
IPv6 /64 networks | 0 |
Prefixes | 8 |
Other ASN allocated to AT&T Services, Inc.
IPv4 Prefixes for AS11712
Network |
Location |
Addresses |
139.76.224.0/19 |
AT&T Services, Inc. |
Indianapolis (Mile Square) |
8,192 |
139.76.53.0/24 |
AT&T Services, Inc. |
Indianapolis (Mile Square) |
256 |
139.76.64.0/18 |
AT&T Services, Inc. |
Indianapolis (Mile Square) |
16,384 |
139.76.8.0/21 |
AT&T Services, Inc. |
Indianapolis (Mile Square) |
2,048 |
72.157.216.0/22 |
AT&T Corp |
Atlanta (Buckhead) |
1,024 |
72.157.220.0/24 |
AT&T Corp |
Atlanta (Buckhead) |
256 |
72.157.240.0/21 |
AT&T Corp. |
Atlanta (Buckhead) |
2,048 |
72.157.248.0/21 |
AT&T Corp. |
Atlanta (Buckhead) |
2,048 |