IPv4 AS & ASN Directory
| IP Range | CIDR | ASN | AS Name | |
|---|---|---|---|---|
| 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 12.146.127.255 | 12.146.0.0/17 | AS7018 | AT&T Services Inc. | See Range |
| 12.146.128.0 to 12.146.191.255 | 12.146.128.0/18 | AS7018 | AT&T Services Inc. | See Range |
| 12.146.192.0 to 12.146.199.255 | 12.146.192.0/21 | AS7018 | AT&T Services Inc. | See Range |
| 12.146.200.0 to 12.146.201.255 | 12.146.200.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.146.202.0 to 12.146.202.255 | 12.146.202.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.146.203.0 to 12.146.203.255 | 12.146.203.0/24 | AS40506 | Sheppard Mullin Richter & Hampton | See Range |
| 12.146.204.0 to 12.146.207.255 | 12.146.204.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.146.208.0 to 12.146.223.255 | 12.146.208.0/20 | AS7018 | AT&T Services Inc. | See Range |
| 12.146.224.0 to 12.146.255.255 | 12.146.224.0/19 | AS7018 | AT&T Services Inc. | See Range |
| 12.147.0.0 to 12.147.0.255 | 12.147.0.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.147.1.0 to 12.147.1.255 | 12.147.1.0/24 | AS26295 | UNASSIGNED | See Range |
| 12.147.2.0 to 12.147.3.255 | 12.147.2.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.147.4.0 to 12.147.7.255 | 12.147.4.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.147.8.0 to 12.147.15.255 | 12.147.8.0/21 | AS7018 | AT&T Services Inc. | See Range |
| 12.147.16.0 to 12.147.31.255 | 12.147.16.0/20 | AS7018 | AT&T Services Inc. | See Range |
| 12.147.32.0 to 12.147.39.255 | 12.147.32.0/21 | AS14858 | Hanson Information Systems Inc. / Family Net | See Range |
| 12.147.40.0 to 12.147.43.255 | 12.147.40.0/22 | AS7018 | AT&T Services Inc. | See Range |
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