AS7018 12.154.0.0/19 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 8190Addressable IPs: 819212.154.0.0/2412.154.1.0/2412.154.2.0/2412.154.3.0/2412.154.4.0/2412.154.5.0/2412.154.6.0/2412.154.7.0/2412.154.8.0/2412.154.9.0/2412.154.10.0/2412.154.11.0/2412.154.12.0/2412.154.13.0/2412.154.14.0/2412.154.15.0/2412.154.16.0/2412.154.17.0/2412.154.18.0/2412.154.19.0/2412.154.20.0/2412.154.21.0/2412.154.22.0/2412.154.23.0/2412.154.24.0/2412.154.25.0/2412.154.26.0/2412.154.27.0/2412.154.28.0/2412.154.29.0/2412.154.30.0/2412.154.31.0/24