IPv4 AS & ASN Directory
| IP Range | CIDR | ASN | AS Name | |
|---|---|---|---|---|
| 12.148.112.0 to 12.148.112.255 | 12.148.112.0/24 | AS2386 | AT&T Data Communications Services | See Range |
| 12.148.113.0 to 12.148.113.255 | 12.148.113.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.148.114.0 to 12.148.115.255 | 12.148.114.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.148.116.0 to 12.148.119.255 | 12.148.116.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.148.120.0 to 12.148.121.255 | 12.148.120.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.148.122.0 to 12.148.122.255 | 12.148.122.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.148.123.0 to 12.148.123.255 | 12.148.123.0/24 | AS4883 | Alliant Managed Services | See Range |
| 12.148.124.0 to 12.148.127.255 | 12.148.124.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.148.128.0 to 12.148.129.255 | 12.148.128.0/23 | AS15106 | Lennox International Inc. | See Range |
| 12.148.130.0 to 12.148.131.255 | 12.148.130.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.148.132.0 to 12.148.135.255 | 12.148.132.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.148.136.0 to 12.148.143.255 | 12.148.136.0/21 | AS7018 | AT&T Services Inc. | See Range |
| 12.148.144.0 to 12.148.159.255 | 12.148.144.0/20 | AS7018 | AT&T Services Inc. | See Range |
| 12.148.160.0 to 12.148.167.255 | 12.148.160.0/21 | AS7018 | AT&T Services Inc. | See Range |
| 12.148.168.0 to 12.148.168.255 | 12.148.168.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.148.169.0 to 12.148.169.255 | 12.148.169.0/24 | AS20120 | City Furniture Inc. | See Range |
| 12.148.170.0 to 12.148.171.255 | 12.148.170.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.148.172.0 to 12.148.175.255 | 12.148.172.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.148.176.0 to 12.148.179.255 | 12.148.176.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.148.180.0 to 12.148.183.255 | 12.148.180.0/22 | AS19299 | Northern Trust Company | See Range |
| 12.148.184.0 to 12.148.187.255 | 12.148.184.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.148.188.0 to 12.148.189.255 | 12.148.188.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.148.190.0 to 12.148.190.255 | 12.148.190.0/24 | AS2386 | AT&T Data Communications Services | See Range |
| 12.148.191.0 to 12.148.191.255 | 12.148.191.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.148.192.0 to 12.148.207.255 | 12.148.192.0/20 | AS7018 | AT&T Services Inc. | See Range |
Page 562 of 22.832