AS7018 12.33.168.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.33.168.0/2412.33.169.0/2412.33.170.0/2412.33.171.0/2412.33.172.0/2412.33.173.0/2412.33.174.0/2412.33.175.0/24