AS7018 70.135.200.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204870.135.200.0/2470.135.201.0/2470.135.202.0/2470.135.203.0/2470.135.204.0/2470.135.205.0/2470.135.206.0/2470.135.207.0/24