IPv4 AS & ASN Directory
| IP Range | CIDR | ASN | AS Name | |
|---|---|---|---|---|
| 12.30.22.0 to 12.30.23.255 | 12.30.22.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.24.0 to 12.30.31.255 | 12.30.24.0/21 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.32.0 to 12.30.47.255 | 12.30.32.0/20 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.48.0 to 12.30.55.255 | 12.30.48.0/21 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.56.0 to 12.30.59.255 | 12.30.56.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.60.0 to 12.30.61.255 | 12.30.60.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.62.0 to 12.30.62.255 | 12.30.62.0/24 | AS2386 | AT&T Data Communications Services | See Range |
| 12.30.63.0 to 12.30.63.255 | 12.30.63.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.64.0 to 12.30.95.255 | 12.30.64.0/19 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.96.0 to 12.30.111.255 | 12.30.96.0/20 | AS7018 | AT&T Services Inc. | See Range |
| 12.30.112.0 to 12.30.119.255 | 12.30.112.0/21 | AS7018 | AT&T Services Inc. | See Range |
| 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 |
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