AS7018 12.22.0.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.22.0.0/2412.22.1.0/2412.22.2.0/2412.22.3.0/2412.22.4.0/2412.22.5.0/2412.22.6.0/2412.22.7.0/24