AS139646 154.7.72.0/21 CIDR and IP Range Summary.ASN: 139646 - Hong Kong Megalayer Technology Co. LimitedHost Count: 2046Addressable IPs: 2048154.7.72.0/24154.7.73.0/24154.7.74.0/24154.7.75.0/24154.7.76.0/24154.7.77.0/24154.7.78.0/24154.7.79.0/24