AS7018 12.173.32.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.173.32.0/2412.173.33.0/2412.173.34.0/2412.173.35.0/2412.173.36.0/2412.173.37.0/2412.173.38.0/2412.173.39.0/24