AS7018 98.72.64.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409698.72.64.0/2498.72.65.0/2498.72.66.0/2498.72.67.0/2498.72.68.0/2498.72.69.0/2498.72.70.0/2498.72.71.0/2498.72.72.0/2498.72.73.0/2498.72.74.0/2498.72.75.0/2498.72.76.0/2498.72.77.0/2498.72.78.0/2498.72.79.0/24