AS7018 12.133.8.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.133.8.0/2412.133.9.0/2412.133.10.0/2412.133.11.0/2412.133.12.0/2412.133.13.0/2412.133.14.0/2412.133.15.0/24