AS7018 12.42.0.0/19 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 8190Addressable IPs: 819212.42.0.0/2412.42.1.0/2412.42.2.0/2412.42.3.0/2412.42.4.0/2412.42.5.0/2412.42.6.0/2412.42.7.0/2412.42.8.0/2412.42.9.0/2412.42.10.0/2412.42.11.0/2412.42.12.0/2412.42.13.0/2412.42.14.0/2412.42.15.0/2412.42.16.0/2412.42.17.0/2412.42.18.0/2412.42.19.0/2412.42.20.0/2412.42.21.0/2412.42.22.0/2412.42.23.0/2412.42.24.0/2412.42.25.0/2412.42.26.0/2412.42.27.0/2412.42.28.0/2412.42.29.0/2412.42.30.0/2412.42.31.0/24