AS17621 140.206.18.0/24 CIDR and IP Range Summary.ASN: 17621 - China Unicom Shanghai NetworkHost Count: 254Addressable IPs: 256 140.206.18.0140.206.18.1140.206.18.2140.206.18.3140.206.18.4140.206.18.5140.206.18.6140.206.18.7140.206.18.8140.206.18.9140.206.18.10140.206.18.11140.206.18.12140.206.18.13140.206.18.14140.206.18.15140.206.18.16140.206.18.17140.206.18.18140.206.18.19140.206.18.20140.206.18.21140.206.18.22140.206.18.23140.206.18.24140.206.18.25140.206.18.26140.206.18.27140.206.18.28140.206.18.29140.206.18.30140.206.18.31140.206.18.32140.206.18.33140.206.18.34140.206.18.35140.206.18.36140.206.18.37140.206.18.38140.206.18.39140.206.18.40140.206.18.41140.206.18.42140.206.18.43140.206.18.44140.206.18.45140.206.18.46140.206.18.47140.206.18.48140.206.18.49140.206.18.50140.206.18.51140.206.18.52140.206.18.53140.206.18.54140.206.18.55140.206.18.56140.206.18.57140.206.18.58140.206.18.59140.206.18.60140.206.18.61140.206.18.62140.206.18.63140.206.18.64140.206.18.65140.206.18.66140.206.18.67140.206.18.68140.206.18.69140.206.18.70140.206.18.71140.206.18.72140.206.18.73140.206.18.74140.206.18.75140.206.18.76140.206.18.77140.206.18.78140.206.18.79140.206.18.80140.206.18.81140.206.18.82140.206.18.83140.206.18.84140.206.18.85140.206.18.86140.206.18.87140.206.18.88140.206.18.89140.206.18.90140.206.18.91140.206.18.92140.206.18.93140.206.18.94140.206.18.95140.206.18.96140.206.18.97140.206.18.98140.206.18.99140.206.18.100140.206.18.101140.206.18.102140.206.18.103140.206.18.104140.206.18.105140.206.18.106140.206.18.107140.206.18.108140.206.18.109140.206.18.110140.206.18.111140.206.18.112140.206.18.113140.206.18.114140.206.18.115140.206.18.116140.206.18.117140.206.18.118140.206.18.119140.206.18.120140.206.18.121140.206.18.122140.206.18.123140.206.18.124140.206.18.125140.206.18.126140.206.18.127140.206.18.128140.206.18.129140.206.18.130140.206.18.131140.206.18.132140.206.18.133140.206.18.134140.206.18.135140.206.18.136140.206.18.137140.206.18.138140.206.18.139140.206.18.140140.206.18.141140.206.18.142140.206.18.143140.206.18.144140.206.18.145140.206.18.146140.206.18.147140.206.18.148140.206.18.149140.206.18.150140.206.18.151140.206.18.152140.206.18.153140.206.18.154140.206.18.155140.206.18.156140.206.18.157140.206.18.158140.206.18.159140.206.18.160140.206.18.161140.206.18.162140.206.18.163140.206.18.164140.206.18.165140.206.18.166140.206.18.167140.206.18.168140.206.18.169140.206.18.170140.206.18.171140.206.18.172140.206.18.173140.206.18.174140.206.18.175140.206.18.176140.206.18.177140.206.18.178140.206.18.179140.206.18.180140.206.18.181140.206.18.182140.206.18.183140.206.18.184140.206.18.185140.206.18.186140.206.18.187140.206.18.188140.206.18.189140.206.18.190140.206.18.191140.206.18.192140.206.18.193140.206.18.194140.206.18.195140.206.18.196140.206.18.197140.206.18.198140.206.18.199140.206.18.200140.206.18.201140.206.18.202140.206.18.203140.206.18.204140.206.18.205140.206.18.206140.206.18.207140.206.18.208140.206.18.209140.206.18.210140.206.18.211140.206.18.212140.206.18.213140.206.18.214140.206.18.215140.206.18.216140.206.18.217140.206.18.218140.206.18.219140.206.18.220140.206.18.221140.206.18.222140.206.18.223140.206.18.224140.206.18.225140.206.18.226140.206.18.227140.206.18.228140.206.18.229140.206.18.230140.206.18.231140.206.18.232140.206.18.233140.206.18.234140.206.18.235140.206.18.236140.206.18.237140.206.18.238140.206.18.239140.206.18.240140.206.18.241140.206.18.242140.206.18.243140.206.18.244140.206.18.245140.206.18.246140.206.18.247140.206.18.248140.206.18.249140.206.18.250140.206.18.251140.206.18.252140.206.18.253140.206.18.254140.206.18.255