AS9919 220.229.72.0/21 CIDR and IP Range Summary.ASN: 9919 - New Century InfoComm Tech Co. Ltd.Host Count: 2046Addressable IPs: 2048220.229.72.0/24220.229.73.0/24220.229.74.0/24220.229.75.0/24220.229.76.0/24220.229.77.0/24220.229.78.0/24220.229.79.0/24