ASN 17231 - AT&T Enhanced Network Services Number of IPs: 256 Number of Addressable Hosts: 254 IP Subnets in 206.16.204.0/24 206.16.204.0206.16.204.1206.16.204.2206.16.204.3206.16.204.4206.16.204.5206.16.204.6206.16.204.7206.16.204.8206.16.204.9206.16.204.10206.16.204.11206.16.204.12206.16.204.13206.16.204.14206.16.204.15206.16.204.16206.16.204.17206.16.204.18206.16.204.19206.16.204.20206.16.204.21206.16.204.22206.16.204.23206.16.204.24206.16.204.25206.16.204.26206.16.204.27206.16.204.28206.16.204.29206.16.204.30206.16.204.31206.16.204.32206.16.204.33206.16.204.34206.16.204.35206.16.204.36206.16.204.37206.16.204.38206.16.204.39206.16.204.40206.16.204.41206.16.204.42206.16.204.43206.16.204.44206.16.204.45206.16.204.46206.16.204.47206.16.204.48206.16.204.49206.16.204.50206.16.204.51206.16.204.52206.16.204.53206.16.204.54206.16.204.55206.16.204.56206.16.204.57206.16.204.58206.16.204.59206.16.204.60206.16.204.61206.16.204.62206.16.204.63206.16.204.64206.16.204.65206.16.204.66206.16.204.67206.16.204.68206.16.204.69206.16.204.70206.16.204.71206.16.204.72206.16.204.73206.16.204.74206.16.204.75206.16.204.76206.16.204.77206.16.204.78206.16.204.79206.16.204.80206.16.204.81206.16.204.82206.16.204.83206.16.204.84206.16.204.85206.16.204.86206.16.204.87206.16.204.88206.16.204.89206.16.204.90206.16.204.91206.16.204.92206.16.204.93206.16.204.94206.16.204.95206.16.204.96206.16.204.97206.16.204.98206.16.204.99206.16.204.100206.16.204.101206.16.204.102206.16.204.103206.16.204.104206.16.204.105206.16.204.106206.16.204.107206.16.204.108206.16.204.109206.16.204.110206.16.204.111206.16.204.112206.16.204.113206.16.204.114206.16.204.115206.16.204.116206.16.204.117206.16.204.118206.16.204.119206.16.204.120206.16.204.121206.16.204.122206.16.204.123206.16.204.124206.16.204.125206.16.204.126206.16.204.127206.16.204.128206.16.204.129206.16.204.130206.16.204.131206.16.204.132206.16.204.133206.16.204.134206.16.204.135206.16.204.136206.16.204.137206.16.204.138206.16.204.139206.16.204.140206.16.204.141206.16.204.142206.16.204.143206.16.204.144206.16.204.145206.16.204.146206.16.204.147206.16.204.148206.16.204.149206.16.204.150206.16.204.151206.16.204.152206.16.204.153206.16.204.154206.16.204.155206.16.204.156206.16.204.157206.16.204.158206.16.204.159206.16.204.160206.16.204.161206.16.204.162206.16.204.163206.16.204.164206.16.204.165206.16.204.166206.16.204.167206.16.204.168206.16.204.169206.16.204.170206.16.204.171206.16.204.172206.16.204.173206.16.204.174206.16.204.175206.16.204.176206.16.204.177206.16.204.178206.16.204.179206.16.204.180206.16.204.181206.16.204.182206.16.204.183206.16.204.184206.16.204.185206.16.204.186206.16.204.187206.16.204.188206.16.204.189206.16.204.190206.16.204.191206.16.204.192206.16.204.193206.16.204.194206.16.204.195206.16.204.196206.16.204.197206.16.204.198206.16.204.199206.16.204.200206.16.204.201206.16.204.202206.16.204.203206.16.204.204206.16.204.205206.16.204.206206.16.204.207206.16.204.208206.16.204.209206.16.204.210206.16.204.211206.16.204.212206.16.204.213206.16.204.214206.16.204.215206.16.204.216206.16.204.217206.16.204.218206.16.204.219206.16.204.220206.16.204.221206.16.204.222206.16.204.223206.16.204.224206.16.204.225206.16.204.226206.16.204.227206.16.204.228206.16.204.229206.16.204.230206.16.204.231206.16.204.232206.16.204.233206.16.204.234206.16.204.235206.16.204.236206.16.204.237206.16.204.238206.16.204.239206.16.204.240206.16.204.241206.16.204.242206.16.204.243206.16.204.244206.16.204.245206.16.204.246206.16.204.247206.16.204.248206.16.204.249206.16.204.250206.16.204.251206.16.204.252206.16.204.253206.16.204.254206.16.204.255
