AS7018 67.66.104.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204867.66.104.0/2467.66.105.0/2467.66.106.0/2467.66.107.0/2467.66.108.0/2467.66.109.0/2467.66.110.0/2467.66.111.0/24