AS7018 12.30.24.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.30.24.0/2412.30.25.0/2412.30.26.0/2412.30.27.0/2412.30.28.0/2412.30.29.0/2412.30.30.0/2412.30.31.0/24