AS7018 12.11.120.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.11.120.0/2412.11.121.0/2412.11.122.0/2412.11.123.0/2412.11.124.0/2412.11.125.0/2412.11.126.0/2412.11.127.0/24