AS7018 12.155.0.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Enterprises LLCHost Count: 2046Addressable IPs: 204812.155.0.0/2412.155.1.0/2412.155.2.0/2412.155.3.0/2412.155.4.0/2412.155.5.0/2412.155.6.0/2412.155.7.0/24