AS7018 12.13.0.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.13.0.0/2412.13.1.0/2412.13.2.0/2412.13.3.0/2412.13.4.0/2412.13.5.0/2412.13.6.0/2412.13.7.0/24