AS17623 120.80.160.0/21 CIDR and IP Range Summary.ASN: 17623 - China Unicom Shenzen networkHost Count: 2046Addressable IPs: 2048120.80.160.0/24120.80.161.0/24120.80.162.0/24120.80.163.0/24120.80.164.0/24120.80.165.0/24120.80.166.0/24120.80.167.0/24