AS7018 67.64.16.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204867.64.16.0/2467.64.17.0/2467.64.18.0/2467.64.19.0/2467.64.20.0/2467.64.21.0/2467.64.22.0/2467.64.23.0/24