AS7018 12.236.8.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.236.8.0/2412.236.9.0/2412.236.10.0/2412.236.11.0/2412.236.12.0/2412.236.13.0/2412.236.14.0/2412.236.15.0/24