AS58593 42.159.144.0/21 CIDR and IP Range Summary.ASN: 58593 - Shanghai Blue Cloud Technology Co. LtdHost Count: 2046Addressable IPs: 204842.159.144.0/2442.159.145.0/2442.159.146.0/2442.159.147.0/2442.159.148.0/2442.159.149.0/2442.159.150.0/2442.159.151.0/24