AS7018 74.236.224.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409674.236.224.0/2474.236.225.0/2474.236.226.0/2474.236.227.0/2474.236.228.0/2474.236.229.0/2474.236.230.0/2474.236.231.0/2474.236.232.0/2474.236.233.0/2474.236.234.0/2474.236.235.0/2474.236.236.0/2474.236.237.0/2474.236.238.0/2474.236.239.0/24