IPv4 AS & ASN Directory
| IP Range | CIDR | ASN | AS Name | |
|---|---|---|---|---|
| 12.30.120.0 to 12.30.120.255 | 12.30.120.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.121.0 to 12.30.121.255 | 12.30.121.0/24 | AS25924 | Graham Capital Management L.P. | See Range |
| 12.30.122.0 to 12.30.123.255 | 12.30.122.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.124.0 to 12.30.127.255 | 12.30.124.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.128.0 to 12.30.143.255 | 12.30.128.0/20 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.144.0 to 12.30.151.255 | 12.30.144.0/21 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.152.0 to 12.30.152.255 | 12.30.152.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.153.0 to 12.30.153.255 | 12.30.153.0/24 | AS100 | FMC Central Engineering Laboratories | See Range |
| 12.30.154.0 to 12.30.155.255 | 12.30.154.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.156.0 to 12.30.159.255 | 12.30.156.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.160.0 to 12.30.167.255 | 12.30.160.0/21 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.168.0 to 12.30.171.255 | 12.30.168.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.172.0 to 12.30.172.255 | 12.30.172.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.173.0 to 12.30.173.255 | 12.30.173.0/24 | AS13628 | Amerisourcebergen | See Range |
| 12.30.174.0 to 12.30.175.255 | 12.30.174.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.176.0 to 12.30.183.255 | 12.30.176.0/21 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.184.0 to 12.30.187.255 | 12.30.184.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.188.0 to 12.30.188.255 | 12.30.188.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.189.0 to 12.30.189.255 | 12.30.189.0/24 | AS18889 | City of Ruston | See Range |
| 12.30.190.0 to 12.30.191.255 | 12.30.190.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.192.0 to 12.30.223.255 | 12.30.192.0/19 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.224.0 to 12.30.239.255 | 12.30.224.0/20 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.240.0 to 12.30.247.255 | 12.30.240.0/21 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.248.0 to 12.30.248.255 | 12.30.248.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.249.0 to 12.30.249.255 | 12.30.249.0/24 | AS2386 | AT&T Data Communications Services | See Range |
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