AS7018 74.236.208.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204874.236.208.0/2474.236.209.0/2474.236.210.0/2474.236.211.0/2474.236.212.0/2474.236.213.0/2474.236.214.0/2474.236.215.0/24