AS17816 58.255.160.0/21 CIDR and IP Range Summary.ASN: 17816 - China UnicomHost Count: 2046Addressable IPs: 204858.255.160.0/2458.255.161.0/2458.255.162.0/2458.255.163.0/2458.255.164.0/2458.255.165.0/2458.255.166.0/2458.255.167.0/24