IPv4 AS & ASN Directory
| IP Range | CIDR | ASN | AS Name | |
|---|---|---|---|---|
| 12.191.204.0 to 12.191.207.255 | 12.191.204.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.191.208.0 to 12.191.223.255 | 12.191.208.0/20 | AS7018 | AT&T Services Inc. | See Range |
| 12.191.224.0 to 12.191.255.255 | 12.191.224.0/19 | AS7018 | AT&T Services Inc. | See Range |
| 12.192.0.0 to 12.192.1.255 | 12.192.0.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.192.2.0 to 12.192.2.255 | 12.192.2.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.192.3.0 to 12.192.3.255 | 12.192.3.0/24 | AS40726 | THE MARMON GROUP LLC | See Range |
| 12.192.4.0 to 12.192.7.255 | 12.192.4.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.192.8.0 to 12.192.8.255 | 12.192.8.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.192.9.0 to 12.192.9.255 | 12.192.9.0/24 | AS14561 | Associated Banc-Corp | See Range |
| 12.192.10.0 to 12.192.11.255 | 12.192.10.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.192.12.0 to 12.192.13.255 | 12.192.12.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.192.14.0 to 12.192.14.255 | 12.192.14.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.192.15.0 to 12.192.15.255 | 12.192.15.0/24 | AS19754 | The Fusion Network LLC | See Range |
| 12.192.16.0 to 12.192.17.255 | 12.192.16.0/23 | AS54239 | Bloomingdale Home Telephone Company Inc | See Range |
| 12.192.18.0 to 12.192.19.255 | 12.192.18.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.192.20.0 to 12.192.23.255 | 12.192.20.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.192.24.0 to 12.192.31.255 | 12.192.24.0/21 | AS7018 | AT&T Services Inc. | See Range |
| 12.192.32.0 to 12.192.39.255 | 12.192.32.0/21 | AS7018 | AT&T Services Inc. | See Range |
| 12.192.40.0 to 12.192.41.255 | 12.192.40.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.192.42.0 to 12.192.42.255 | 12.192.42.0/24 | AS30187 | Broward County Commission | See Range |
| 12.192.43.0 to 12.192.43.255 | 12.192.43.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.192.44.0 to 12.192.47.255 | 12.192.44.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.192.48.0 to 12.192.63.255 | 12.192.48.0/20 | AS7018 | AT&T Services Inc. | See Range |
| 12.192.64.0 to 12.192.127.255 | 12.192.64.0/18 | AS7018 | AT&T Services Inc. | See Range |
| 12.192.128.0 to 12.192.143.255 | 12.192.128.0/20 | AS7018 | AT&T Services Inc. | See Range |
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