AS21859 128.14.72.0/21 CIDR and IP Range Summary.ASN: 21859 - Zenlayer IncHost Count: 2046Addressable IPs: 2048128.14.72.0/24128.14.73.0/24128.14.74.0/24128.14.75.0/24128.14.76.0/24128.14.77.0/24128.14.78.0/24128.14.79.0/24