AS7018 71.155.208.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204871.155.208.0/2471.155.209.0/2471.155.210.0/2471.155.211.0/2471.155.212.0/2471.155.213.0/2471.155.214.0/2471.155.215.0/24