IPv4 AS Names Directory: AS Name AT&T Enhanced Network Services
| IP Range | CIDR | ASN | AS Name | |
|---|---|---|---|---|
| 12.102.201.0 to 12.102.201.255 | 12.102.201.0/24 | AS17224 | AT&T Enhanced Network Services | See Range |
| 12.102.202.0 to 12.102.203.255 | 12.102.202.0/23 | AS17224 | AT&T Enhanced Network Services | See Range |
| 12.102.207.0 to 12.102.207.255 | 12.102.207.0/24 | AS17224 | AT&T Enhanced Network Services | See Range |
| 12.102.208.0 to 12.102.211.255 | 12.102.208.0/22 | AS17224 | AT&T Enhanced Network Services | See Range |
| 12.120.196.0 to 12.120.199.255 | 12.120.196.0/22 | AS17224 | AT&T Enhanced Network Services | See Range |
| 12.120.200.0 to 12.120.207.255 | 12.120.200.0/21 | AS17224 | AT&T Enhanced Network Services | See Range |
| 12.120.208.0 to 12.120.215.255 | 12.120.208.0/21 | AS17224 | AT&T Enhanced Network Services | See Range |
| 12.121.96.0 to 12.121.99.255 | 12.121.96.0/22 | AS17224 | AT&T Enhanced Network Services | See Range |
| 12.121.100.0 to 12.121.100.255 | 12.121.100.0/24 | AS17224 | AT&T Enhanced Network Services | See Range |
| 12.121.102.0 to 12.121.102.255 | 12.121.102.0/24 | AS17224 | AT&T Enhanced Network Services | See Range |
| 12.121.104.0 to 12.121.104.255 | 12.121.104.0/24 | AS17224 | AT&T Enhanced Network Services | See Range |
| 12.121.106.0 to 12.121.106.255 | 12.121.106.0/24 | AS17224 | AT&T Enhanced Network Services | See Range |
| 12.129.0.0 to 12.129.3.255 | 12.129.0.0/22 | AS17226 | AT&T Enhanced Network Services | See Range |
| 12.129.4.0 to 12.129.4.255 | 12.129.4.0/24 | AS17226 | AT&T Enhanced Network Services | See Range |
| 12.129.6.0 to 12.129.7.255 | 12.129.6.0/23 | AS17226 | AT&T Enhanced Network Services | See Range |
| 12.129.8.0 to 12.129.15.255 | 12.129.8.0/21 | AS17226 | AT&T Enhanced Network Services | See Range |
| 12.129.16.0 to 12.129.19.255 | 12.129.16.0/22 | AS17226 | AT&T Enhanced Network Services | See Range |
| 12.129.21.0 to 12.129.21.255 | 12.129.21.0/24 | AS17226 | AT&T Enhanced Network Services | See Range |
| 12.129.22.0 to 12.129.23.255 | 12.129.22.0/23 | AS17226 | AT&T Enhanced Network Services | See Range |
| 12.129.24.0 to 12.129.25.255 | 12.129.24.0/23 | AS17226 | AT&T Enhanced Network Services | See Range |
| 12.129.27.0 to 12.129.27.255 | 12.129.27.0/24 | AS17226 | AT&T Enhanced Network Services | See Range |
| 12.129.29.0 to 12.129.29.255 | 12.129.29.0/24 | AS17226 | AT&T Enhanced Network Services | See Range |
| 12.129.30.0 to 12.129.31.255 | 12.129.30.0/23 | AS17226 | AT&T Enhanced Network Services | See Range |
| 12.129.32.0 to 12.129.47.255 | 12.129.32.0/20 | AS17226 | AT&T Enhanced Network Services | See Range |
| 12.129.64.0 to 12.129.79.255 | 12.129.64.0/20 | AS17228 | AT&T Enhanced Network Services | See Range |
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