AS7018 67.64.72.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204867.64.72.0/2467.64.73.0/2467.64.74.0/2467.64.75.0/2467.64.76.0/2467.64.77.0/2467.64.78.0/2467.64.79.0/24