AS7018 75.13.64.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204875.13.64.0/2475.13.65.0/2475.13.66.0/2475.13.67.0/2475.13.68.0/2475.13.69.0/2475.13.70.0/2475.13.71.0/24