AS17623 58.250.16.0/20 CIDR and IP Range Summary.ASN: 17623 - China Unicom Shenzen networkHost Count: 4094Addressable IPs: 409658.250.16.0/2458.250.17.0/2458.250.18.0/2458.250.19.0/2458.250.20.0/2458.250.21.0/2458.250.22.0/2458.250.23.0/2458.250.24.0/2458.250.25.0/2458.250.26.0/2458.250.27.0/2458.250.28.0/2458.250.29.0/2458.250.30.0/2458.250.31.0/24