AS7018 12.233.8.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.233.8.0/2412.233.9.0/2412.233.10.0/2412.233.11.0/2412.233.12.0/2412.233.13.0/2412.233.14.0/2412.233.15.0/24