AS7018 66.156.96.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409666.156.96.0/2466.156.97.0/2466.156.98.0/2466.156.99.0/2466.156.100.0/2466.156.101.0/2466.156.102.0/2466.156.103.0/2466.156.104.0/2466.156.105.0/2466.156.106.0/2466.156.107.0/2466.156.108.0/2466.156.109.0/2466.156.110.0/2466.156.111.0/24