AS7018 207.215.200.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 2048207.215.200.0/24207.215.201.0/24207.215.202.0/24207.215.203.0/24207.215.204.0/24207.215.205.0/24207.215.206.0/24207.215.207.0/24