AS7018 12.148.0.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.148.0.0/2412.148.1.0/2412.148.2.0/2412.148.3.0/2412.148.4.0/2412.148.5.0/2412.148.6.0/2412.148.7.0/24