AS58593 42.157.240.0/20 CIDR and IP Range Summary.ASN: 58593 - Shanghai Blue Cloud Technology Co. LtdHost Count: 4094Addressable IPs: 409642.157.240.0/2442.157.241.0/2442.157.242.0/2442.157.243.0/2442.157.244.0/2442.157.245.0/2442.157.246.0/2442.157.247.0/2442.157.248.0/2442.157.249.0/2442.157.250.0/2442.157.251.0/2442.157.252.0/2442.157.253.0/2442.157.254.0/2442.157.255.0/24