AS7018 65.83.216.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204865.83.216.0/2465.83.217.0/2465.83.218.0/2465.83.219.0/2465.83.220.0/2465.83.221.0/2465.83.222.0/2465.83.223.0/24