AS7018 12.220.88.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.220.88.0/2412.220.89.0/2412.220.90.0/2412.220.91.0/2412.220.92.0/2412.220.93.0/2412.220.94.0/2412.220.95.0/24