Directório de AS & ASN IPv4
| Intervalo IP | CIDR | ASN | AS Name | |
|---|---|---|---|---|
| 12.41.52.0 a 12.41.53.255 | 12.41.52.0/23 | AS7018 | AT&T Services Inc. | Veja Intervalo |
| 12.41.54.0 a 12.41.54.255 | 12.41.54.0/24 | AS13938 | SS&C Technologies Inc. | Veja Intervalo |
| 12.41.55.0 a 12.41.55.255 | 12.41.55.0/24 | AS7018 | AT&T Services Inc. | Veja Intervalo |
| 12.41.56.0 a 12.41.63.255 | 12.41.56.0/21 | AS7018 | AT&T Services Inc. | Veja Intervalo |
| 12.41.64.0 a 12.41.95.255 | 12.41.64.0/19 | AS7018 | AT&T Services Inc. | Veja Intervalo |
| 12.41.96.0 a 12.41.111.255 | 12.41.96.0/20 | AS7018 | AT&T Services Inc. | Veja Intervalo |
| 12.41.112.0 a 12.41.112.255 | 12.41.112.0/24 | AS7018 | AT&T Services Inc. | Veja Intervalo |
| 12.41.113.0 a 12.41.113.255 | 12.41.113.0/24 | AS14792 | DST Systems Inc. | Veja Intervalo |
| 12.41.114.0 a 12.41.114.255 | 12.41.114.0/24 | AS14792 | DST Systems Inc. | Veja Intervalo |
| 12.41.115.0 a 12.41.115.255 | 12.41.115.0/24 | AS7018 | AT&T Services Inc. | Veja Intervalo |
| 12.41.116.0 a 12.41.119.255 | 12.41.116.0/22 | AS7018 | AT&T Services Inc. | Veja Intervalo |
| 12.41.120.0 a 12.41.121.255 | 12.41.120.0/23 | AS7018 | AT&T Services Inc. | Veja Intervalo |
| 12.41.122.0 a 12.41.122.255 | 12.41.122.0/24 | AS7018 | AT&T Services Inc. | Veja Intervalo |
| 12.41.123.0 a 12.41.123.255 | 12.41.123.0/24 | AS31824 | HF Management Services LLC | Veja Intervalo |
| 12.41.124.0 a 12.41.127.255 | 12.41.124.0/22 | AS7018 | AT&T Services Inc. | Veja Intervalo |
| 12.41.128.0 a 12.41.191.255 | 12.41.128.0/18 | AS7018 | AT&T Services Inc. | Veja Intervalo |
| 12.41.192.0 a 12.41.199.255 | 12.41.192.0/21 | AS7018 | AT&T Services Inc. | Veja Intervalo |
| 12.41.200.0 a 12.41.203.255 | 12.41.200.0/22 | AS7018 | AT&T Services Inc. | Veja Intervalo |
| 12.41.204.0 a 12.41.205.255 | 12.41.204.0/23 | AS7018 | AT&T Services Inc. | Veja Intervalo |
| 12.41.206.0 a 12.41.206.255 | 12.41.206.0/24 | AS36150 | America.s Drive-In Corp | Veja Intervalo |
| 12.41.207.0 a 12.41.207.255 | 12.41.207.0/24 | AS7018 | AT&T Services Inc. | Veja Intervalo |
| 12.41.208.0 a 12.41.223.255 | 12.41.208.0/20 | AS7018 | AT&T Services Inc. | Veja Intervalo |
| 12.41.224.0 a 12.41.255.255 | 12.41.224.0/19 | AS7018 | AT&T Services Inc. | Veja Intervalo |
| 12.42.0.0 a 12.42.31.255 | 12.42.0.0/19 | AS7018 | AT&T Services Inc. | Veja Intervalo |
| 12.42.32.0 a 12.42.47.255 | 12.42.32.0/20 | AS7018 | AT&T Services Inc. | Veja Intervalo |
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