AS7018 108.144.72.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 2048108.144.72.0/24108.144.73.0/24108.144.74.0/24108.144.75.0/24108.144.76.0/24108.144.77.0/24108.144.78.0/24108.144.79.0/24