AS7018 71.128.48.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409671.128.48.0/2471.128.49.0/2471.128.50.0/2471.128.51.0/2471.128.52.0/2471.128.53.0/2471.128.54.0/2471.128.55.0/2471.128.56.0/2471.128.57.0/2471.128.58.0/2471.128.59.0/2471.128.60.0/2471.128.61.0/2471.128.62.0/2471.128.63.0/24