AS7018 204.52.112.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 2048204.52.112.0/24204.52.113.0/24204.52.114.0/24204.52.115.0/24204.52.116.0/24204.52.117.0/24204.52.118.0/24204.52.119.0/24