AS7018 12.35.72.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.35.72.0/2412.35.73.0/2412.35.74.0/2412.35.75.0/2412.35.76.0/2412.35.77.0/2412.35.78.0/2412.35.79.0/24