AS21859 199.245.56.0/21 CIDR and IP Range Summary.ASN: 21859 - Zenlayer IncHost Count: 2046Addressable IPs: 2048199.245.56.0/24199.245.57.0/24199.245.58.0/24199.245.59.0/24199.245.60.0/24199.245.61.0/24199.245.62.0/24199.245.63.0/24