IPv4 AS & ASN Directory
| IP Range | CIDR | ASN | AS Name | |
|---|---|---|---|---|
| 12.145.178.0 to 12.145.179.255 | 12.145.178.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.145.180.0 to 12.145.183.255 | 12.145.180.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.145.184.0 to 12.145.184.255 | 12.145.184.0/24 | AS11273 | Fiserv Solutions LLC | See Range |
| 12.145.185.0 to 12.145.185.255 | 12.145.185.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.145.186.0 to 12.145.187.255 | 12.145.186.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.145.188.0 to 12.145.188.255 | 12.145.188.0/24 | AS21651 | Thrivent Financial for Lutherans | See Range |
| 12.145.189.0 to 12.145.189.255 | 12.145.189.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.145.190.0 to 12.145.191.255 | 12.145.190.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.145.192.0 to 12.145.192.255 | 12.145.192.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.145.193.0 to 12.145.193.255 | 12.145.193.0/24 | AS19244 | Latin American and Caribbean IP Address Regional Registry | See Range |
| 12.145.194.0 to 12.145.195.255 | 12.145.194.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.145.196.0 to 12.145.199.255 | 12.145.196.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.145.200.0 to 12.145.207.255 | 12.145.200.0/21 | AS7018 | AT&T Services Inc. | See Range |
| 12.145.208.0 to 12.145.223.255 | 12.145.208.0/20 | AS7018 | AT&T Services Inc. | See Range |
| 12.145.224.0 to 12.145.255.255 | 12.145.224.0/19 | AS7018 | AT&T Services Inc. | See Range |
| 12.146.0.0 to 12.146.31.255 | 12.146.0.0/19 | AS7018 | AT&T Services Inc. | See Range |
| 12.146.32.0 to 12.146.35.255 | 12.146.32.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.146.36.0 to 12.146.36.255 | 12.146.36.0/24 | AS397602 | Borealis Broadband Inc. | See Range |
| 12.146.37.0 to 12.146.37.255 | 12.146.37.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.146.38.0 to 12.146.39.255 | 12.146.38.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.146.40.0 to 12.146.41.255 | 12.146.40.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.146.42.0 to 12.146.42.255 | 12.146.42.0/24 | AS397602 | Borealis Broadband Inc. | See Range |
| 12.146.43.0 to 12.146.43.255 | 12.146.43.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.146.44.0 to 12.146.47.255 | 12.146.44.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.146.48.0 to 12.146.63.255 | 12.146.48.0/20 | AS7018 | AT&T Services Inc. | See Range |
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