IPv4 AS & ASN Directory
| IP Range | CIDR | ASN | AS Name | |
|---|---|---|---|---|
| 12.182.174.0 to 12.182.174.255 | 12.182.174.0/24 | AS13729 | Fidessa Corporation | See Range |
| 12.182.175.0 to 12.182.175.255 | 12.182.175.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.182.176.0 to 12.182.191.255 | 12.182.176.0/20 | AS7018 | AT&T Services Inc. | See Range |
| 12.182.192.0 to 12.182.207.255 | 12.182.192.0/20 | AS7018 | AT&T Services Inc. | See Range |
| 12.182.208.0 to 12.182.215.255 | 12.182.208.0/21 | AS7018 | AT&T Services Inc. | See Range |
| 12.182.216.0 to 12.182.219.255 | 12.182.216.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.182.220.0 to 12.182.220.255 | 12.182.220.0/24 | AS30647 | U.S.Next Inc. | See Range |
| 12.182.221.0 to 12.182.221.255 | 12.182.221.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.182.222.0 to 12.182.223.255 | 12.182.222.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.182.224.0 to 12.182.239.255 | 12.182.224.0/20 | AS7018 | AT&T Services Inc. | See Range |
| 12.182.240.0 to 12.182.247.255 | 12.182.240.0/21 | AS7018 | AT&T Services Inc. | See Range |
| 12.182.248.0 to 12.182.251.255 | 12.182.248.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.182.252.0 to 12.182.252.255 | 12.182.252.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.182.253.0 to 12.182.253.255 | 12.182.253.0/24 | AS40110 | CCI | See Range |
| 12.182.254.0 to 12.182.254.255 | 12.182.254.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.182.255.0 to 12.182.255.255 | 12.182.255.0/24 | AS2386 | AT&T Data Communications Services | See Range |
| 12.183.0.0 to 12.183.15.255 | 12.183.0.0/20 | AS7018 | AT&T Services Inc. | See Range |
| 12.183.16.0 to 12.183.17.255 | 12.183.16.0/23 | AS2386 | AT&T Data Communications Services | See Range |
| 12.183.18.0 to 12.183.19.255 | 12.183.18.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.183.20.0 to 12.183.23.255 | 12.183.20.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.183.24.0 to 12.183.24.255 | 12.183.24.0/24 | AS12134 | Manufacturers and Traders Trust Company | See Range |
| 12.183.25.0 to 12.183.25.255 | 12.183.25.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.183.26.0 to 12.183.26.255 | 12.183.26.0/24 | AS12134 | Manufacturers and Traders Trust Company | See Range |
| 12.183.27.0 to 12.183.27.255 | 12.183.27.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.183.28.0 to 12.183.31.255 | 12.183.28.0/22 | AS7018 | AT&T Services Inc. | See Range |
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