AS17623 61.241.16.0/21 CIDR and IP Range Summary.ASN: 17623 - China Unicom Shenzen networkHost Count: 2046Addressable IPs: 204861.241.16.0/2461.241.17.0/2461.241.18.0/2461.241.19.0/2461.241.20.0/2461.241.21.0/2461.241.22.0/2461.241.23.0/24