AS7018 12.34.40.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.34.40.0/2412.34.41.0/2412.34.42.0/2412.34.43.0/2412.34.44.0/2412.34.45.0/2412.34.46.0/2412.34.47.0/24