AS7018 12.234.16.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.234.16.0/2412.234.17.0/2412.234.18.0/2412.234.19.0/2412.234.20.0/2412.234.21.0/2412.234.22.0/2412.234.23.0/2412.234.24.0/2412.234.25.0/2412.234.26.0/2412.234.27.0/2412.234.28.0/2412.234.29.0/2412.234.30.0/2412.234.31.0/24