AS7018 12.29.168.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.29.168.0/2412.29.169.0/2412.29.170.0/2412.29.171.0/2412.29.172.0/2412.29.173.0/2412.29.174.0/2412.29.175.0/24