AS7018 209.184.184.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 2048209.184.184.0/24209.184.185.0/24209.184.186.0/24209.184.187.0/24209.184.188.0/24209.184.189.0/24209.184.190.0/24209.184.191.0/24