IPv4 AS & ASN Directory
| IP Range | CIDR | ASN | AS Name | |
|---|---|---|---|---|
| 12.153.224.0 to 12.153.224.255 | 12.153.224.0/24 | AS6352 | E*TRADE Financial Corporation | See Range |
| 12.153.225.0 to 12.153.225.255 | 12.153.225.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.153.226.0 to 12.153.227.255 | 12.153.226.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.153.228.0 to 12.153.229.255 | 12.153.228.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.153.230.0 to 12.153.231.255 | 12.153.230.0/23 | AS36180 | Jasper Technologies Inc. | See Range |
| 12.153.232.0 to 12.153.239.255 | 12.153.232.0/21 | AS7018 | AT&T Services Inc. | See Range |
| 12.153.240.0 to 12.153.240.255 | 12.153.240.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.153.241.0 to 12.153.241.255 | 12.153.241.0/24 | AS797 | AT&T Services Inc. | See Range |
| 12.153.242.0 to 12.153.243.255 | 12.153.242.0/23 | AS393508 | Personal Network Computing | See Range |
| 12.153.244.0 to 12.153.247.255 | 12.153.244.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.153.248.0 to 12.153.255.255 | 12.153.248.0/21 | AS7018 | AT&T Services Inc. | See Range |
| 12.154.0.0 to 12.154.31.255 | 12.154.0.0/19 | AS7018 | AT&T Services Inc. | See Range |
| 12.154.32.0 to 12.154.39.255 | 12.154.32.0/21 | AS7018 | AT&T Services Inc. | See Range |
| 12.154.40.0 to 12.154.43.255 | 12.154.40.0/22 | AS22528 | M/A/R/C Inc | See Range |
| 12.154.44.0 to 12.154.47.255 | 12.154.44.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.154.48.0 to 12.154.51.255 | 12.154.48.0/22 | AS7018 | AT&T Services Inc. | See Range |
| 12.154.52.0 to 12.154.53.255 | 12.154.52.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.154.54.0 to 12.154.54.255 | 12.154.54.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.154.55.0 to 12.154.55.255 | 12.154.55.0/24 | AS2386 | AT&T Data Communications Services | See Range |
| 12.154.56.0 to 12.154.63.255 | 12.154.56.0/21 | AS7018 | AT&T Services Inc. | See Range |
| 12.154.64.0 to 12.154.95.255 | 12.154.64.0/19 | AS7018 | AT&T Services Inc. | See Range |
| 12.154.96.0 to 12.154.96.255 | 12.154.96.0/24 | AS20351 | Connect Marketing Inc. | See Range |
| 12.154.97.0 to 12.154.97.255 | 12.154.97.0/24 | AS7018 | AT&T Services Inc. | See Range |
| 12.154.98.0 to 12.154.99.255 | 12.154.98.0/23 | AS7018 | AT&T Services Inc. | See Range |
| 12.154.100.0 to 12.154.101.255 | 12.154.100.0/23 | AS40338 | Brown-Forman Corporation | See Range |
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