IPv4 AS 및 ASN의 디렉토리
| IP의 범위 | CIDR | ASN | AS Name | |
|---|---|---|---|---|
| 12.188.118.0 > 12.188.119.255 | 12.188.118.0/23 | AS7018 | AT&T Services Inc. | 범위보기 |
| 12.188.120.0 > 12.188.127.255 | 12.188.120.0/21 | AS7018 | AT&T Services Inc. | 범위보기 |
| 12.188.128.0 > 12.188.143.255 | 12.188.128.0/20 | AS7018 | AT&T Services Inc. | 범위보기 |
| 12.188.144.0 > 12.188.151.255 | 12.188.144.0/21 | AS7018 | AT&T Services Inc. | 범위보기 |
| 12.188.152.0 > 12.188.155.255 | 12.188.152.0/22 | AS7018 | AT&T Services Inc. | 범위보기 |
| 12.188.156.0 > 12.188.157.255 | 12.188.156.0/23 | AS7018 | AT&T Services Inc. | 범위보기 |
| 12.188.158.0 > 12.188.158.255 | 12.188.158.0/24 | AS7018 | AT&T Services Inc. | 범위보기 |
| 12.188.159.0 > 12.188.159.255 | 12.188.159.0/24 | AS31921 | Malone University | 범위보기 |
| 12.188.160.0 > 12.188.163.255 | 12.188.160.0/22 | AS7018 | AT&T Services Inc. | 범위보기 |
| 12.188.164.0 > 12.188.167.255 | 12.188.164.0/22 | AS2386 | AT&T Data Communications Services | 범위보기 |
| 12.188.168.0 > 12.188.175.255 | 12.188.168.0/21 | AS7018 | AT&T Services Inc. | 범위보기 |
| 12.188.176.0 > 12.188.183.255 | 12.188.176.0/21 | AS7018 | AT&T Services Inc. | 범위보기 |
| 12.188.184.0 > 12.188.184.255 | 12.188.184.0/24 | AS7018 | AT&T Services Inc. | 범위보기 |
| 12.188.185.0 > 12.188.185.255 | 12.188.185.0/24 | AS27025 | Environmental Data Resources Inc. | 범위보기 |
| 12.188.186.0 > 12.188.187.255 | 12.188.186.0/23 | AS7018 | AT&T Services Inc. | 범위보기 |
| 12.188.188.0 > 12.188.191.255 | 12.188.188.0/22 | AS7018 | AT&T Services Inc. | 범위보기 |
| 12.188.192.0 > 12.188.195.255 | 12.188.192.0/22 | AS7018 | AT&T Services Inc. | 범위보기 |
| 12.188.196.0 > 12.188.197.255 | 12.188.196.0/23 | AS7018 | AT&T Services Inc. | 범위보기 |
| 12.188.198.0 > 12.188.198.255 | 12.188.198.0/24 | AS7018 | AT&T Services Inc. | 범위보기 |
| 12.188.199.0 > 12.188.199.255 | 12.188.199.0/24 | AS397619 | Curtis Mallet-Prevost Colt & Mosle LLP | 범위보기 |
| 12.188.200.0 > 12.188.203.255 | 12.188.200.0/22 | AS393475 | Dynatrace | 범위보기 |
| 12.188.204.0 > 12.188.207.255 | 12.188.204.0/22 | AS7018 | AT&T Services Inc. | 범위보기 |
| 12.188.208.0 > 12.188.223.255 | 12.188.208.0/20 | AS7018 | AT&T Services Inc. | 범위보기 |
| 12.188.224.0 > 12.188.231.255 | 12.188.224.0/21 | AS7018 | AT&T Services Inc. | 범위보기 |
| 12.188.232.0 > 12.188.232.255 | 12.188.232.0/24 | AS32461 | Are-East River Science Park LLC | 범위보기 |
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