AS7018 12.30.0.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.30.0.0/2412.30.1.0/2412.30.2.0/2412.30.3.0/2412.30.4.0/2412.30.5.0/2412.30.6.0/2412.30.7.0/24