AS7018 12.171.96.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.171.96.0/2412.171.97.0/2412.171.98.0/2412.171.99.0/2412.171.100.0/2412.171.101.0/2412.171.102.0/2412.171.103.0/24