AS18978 172.246.40.0/21 CIDR and IP Range Summary.ASN: 18978 - Enzu IncHost Count: 2046Addressable IPs: 2048172.246.40.0/24172.246.41.0/24172.246.42.0/24172.246.43.0/24172.246.44.0/24172.246.45.0/24172.246.46.0/24172.246.47.0/24