AS4721 219.117.160.0/19 CIDR and IP Range Summary.ASN: 4721 - JCN JCOM Co. Ltd.Host Count: 8190Addressable IPs: 8192219.117.160.0/24219.117.161.0/24219.117.162.0/24219.117.163.0/24219.117.164.0/24219.117.165.0/24219.117.166.0/24219.117.167.0/24219.117.168.0/24219.117.169.0/24219.117.170.0/24219.117.171.0/24219.117.172.0/24219.117.173.0/24219.117.174.0/24219.117.175.0/24219.117.176.0/24219.117.177.0/24219.117.178.0/24219.117.179.0/24219.117.180.0/24219.117.181.0/24219.117.182.0/24219.117.183.0/24219.117.184.0/24219.117.185.0/24219.117.186.0/24219.117.187.0/24219.117.188.0/24219.117.189.0/24219.117.190.0/24219.117.191.0/24