IPv4 AS & ASN Directory
| IP Range | CIDR | ASN | AS Name | |
|---|---|---|---|---|
| 12.36.9.0 to 12.36.9.255 | 12.36.9.0/24 | AS26959 | Cognizant Trizetto Software Group Inc. | See Range |
| 12.36.10.0 to 12.36.11.255 | 12.36.10.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.36.12.0 to 12.36.12.255 | 12.36.12.0/24 | AS36297 | DHI Computing Service Inc. | See Range |
| 12.36.13.0 to 12.36.13.255 | 12.36.13.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.36.14.0 to 12.36.15.255 | 12.36.14.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.36.16.0 to 12.36.31.255 | 12.36.16.0/20 | AS7018 | AT&T Services Inc. | See Range |
| 12.36.32.0 to 12.36.63.255 | 12.36.32.0/19 | AS7018 | AT&T Services Inc. | See Range |
| 12.36.64.0 to 12.36.64.255 | 12.36.64.0/24 | AS55200 | LSSI | See Range |
| 12.36.65.0 to 12.36.65.255 | 12.36.65.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.36.66.0 to 12.36.67.255 | 12.36.66.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.36.68.0 to 12.36.71.255 | 12.36.68.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.36.72.0 to 12.36.79.255 | 12.36.72.0/21 | AS7018 | AT&T Services Inc. | See Range |
| 12.36.80.0 to 12.36.95.255 | 12.36.80.0/20 | AS7018 | AT&T Services Inc. | See Range |
| 12.36.96.0 to 12.36.127.255 | 12.36.96.0/19 | AS7018 | AT&T Services Inc. | See Range |
| 12.36.128.0 to 12.36.191.255 | 12.36.128.0/18 | AS7018 | AT&T Services Inc. | See Range |
| 12.36.192.0 to 12.36.192.255 | 12.36.192.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.36.193.0 to 12.36.193.255 | 12.36.193.0/24 | AS395183 | ETEC | See Range |
| 12.36.194.0 to 12.36.194.255 | 12.36.194.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.36.195.0 to 12.36.195.255 | 12.36.195.0/24 | AS395476 | S4 Communications LLC | See Range |
| 12.36.196.0 to 12.36.199.255 | 12.36.196.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.36.200.0 to 12.36.203.255 | 12.36.200.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.36.204.0 to 12.36.205.255 | 12.36.204.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.36.206.0 to 12.36.206.255 | 12.36.206.0/24 | AS14888 | First National Bank of Omaha | See Range |
| 12.36.207.0 to 12.36.207.255 | 12.36.207.0/24 | AS20176 | First National Bank of Omaha | See Range |
| 12.36.208.0 to 12.36.208.255 | 12.36.208.0/24 | AS7018 | AT&T Services Inc. | See Range |
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