AS7018 12.71.96.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.71.96.0/2412.71.97.0/2412.71.98.0/2412.71.99.0/2412.71.100.0/2412.71.101.0/2412.71.102.0/2412.71.103.0/24