IPv4 AS & ASN Directory
| IP Range | CIDR | ASN | AS Name | |
|---|---|---|---|---|
| 12.14.172.0 to 12.14.175.255 | 12.14.172.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.14.176.0 to 12.14.191.255 | 12.14.176.0/20 | AS7018 | AT&T Services Inc. | See Range |
| 12.14.192.0 to 12.14.207.255 | 12.14.192.0/20 | AS7018 | AT&T Services Inc. | See Range |
| 12.14.208.0 to 12.14.208.255 | 12.14.208.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.14.209.0 to 12.14.209.255 | 12.14.209.0/24 | AS54809 | MCM Systems LLC | See Range |
| 12.14.210.0 to 12.14.211.255 | 12.14.210.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.14.212.0 to 12.14.215.255 | 12.14.212.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.14.216.0 to 12.14.216.255 | 12.14.216.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.14.217.0 to 12.14.217.255 | 12.14.217.0/24 | AS12022 | Springleaf Finance Inc. | See Range |
| 12.14.218.0 to 12.14.219.255 | 12.14.218.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.14.220.0 to 12.14.223.255 | 12.14.220.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.14.224.0 to 12.14.224.255 | 12.14.224.0/24 | AS33252 | Bass Pro LLC. | See Range |
| 12.14.225.0 to 12.14.225.255 | 12.14.225.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.14.226.0 to 12.14.227.255 | 12.14.226.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.14.228.0 to 12.14.231.255 | 12.14.228.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.14.232.0 to 12.14.235.255 | 12.14.232.0/22 | AS2386 | AT&T Data Communications Services | See Range |
| 12.14.236.0 to 12.14.239.255 | 12.14.236.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.14.240.0 to 12.14.255.255 | 12.14.240.0/20 | AS7018 | AT&T Services Inc. | See Range |
| 12.15.0.0 to 12.15.3.255 | 12.15.0.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.15.4.0 to 12.15.5.255 | 12.15.4.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.15.6.0 to 12.15.7.255 | 12.15.6.0/23 | AS19524 | Comerica Incorporated | See Range |
| 12.15.8.0 to 12.15.15.255 | 12.15.8.0/21 | AS7018 | AT&T Services Inc. | See Range |
| 12.15.16.0 to 12.15.23.255 | 12.15.16.0/21 | AS7018 | AT&T Services Inc. | See Range |
| 12.15.24.0 to 12.15.27.255 | 12.15.24.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.15.28.0 to 12.15.28.255 | 12.15.28.0/24 | AS14381 | Caterpillar Inc | See Range |
Page 441 of 22.832