AS7018 208.189.16.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 4096208.189.16.0/24208.189.17.0/24208.189.18.0/24208.189.19.0/24208.189.20.0/24208.189.21.0/24208.189.22.0/24208.189.23.0/24208.189.24.0/24208.189.25.0/24208.189.26.0/24208.189.27.0/24208.189.28.0/24208.189.29.0/24208.189.30.0/24208.189.31.0/24