AS7018 12.157.96.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.157.96.0/2412.157.97.0/2412.157.98.0/2412.157.99.0/2412.157.100.0/2412.157.101.0/2412.157.102.0/2412.157.103.0/24