AS7018 12.202.72.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.202.72.0/2412.202.73.0/2412.202.74.0/2412.202.75.0/2412.202.76.0/2412.202.77.0/2412.202.78.0/2412.202.79.0/24