AS7018 12.34.16.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.34.16.0/2412.34.17.0/2412.34.18.0/2412.34.19.0/2412.34.20.0/2412.34.21.0/2412.34.22.0/2412.34.23.0/2412.34.24.0/2412.34.25.0/2412.34.26.0/2412.34.27.0/2412.34.28.0/2412.34.29.0/2412.34.30.0/2412.34.31.0/24