AS7018 12.131.8.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.131.8.0/2412.131.9.0/2412.131.10.0/2412.131.11.0/2412.131.12.0/2412.131.13.0/2412.131.14.0/2412.131.15.0/24