AS7018 12.108.240.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.108.240.0/2412.108.241.0/2412.108.242.0/2412.108.243.0/2412.108.244.0/2412.108.245.0/2412.108.246.0/2412.108.247.0/24