AS7018 12.146.0.0/19 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 8190Addressable IPs: 819212.146.0.0/2412.146.1.0/2412.146.2.0/2412.146.3.0/2412.146.4.0/2412.146.5.0/2412.146.6.0/2412.146.7.0/2412.146.8.0/2412.146.9.0/2412.146.10.0/2412.146.11.0/2412.146.12.0/2412.146.13.0/2412.146.14.0/2412.146.15.0/2412.146.16.0/2412.146.17.0/2412.146.18.0/2412.146.19.0/2412.146.20.0/2412.146.21.0/2412.146.22.0/2412.146.23.0/2412.146.24.0/2412.146.25.0/2412.146.26.0/2412.146.27.0/2412.146.28.0/2412.146.29.0/2412.146.30.0/2412.146.31.0/24