AS4134 171.223.72.0/21 CIDR and IP Range Summary.ASN: 4134 - Asia Pacific Network Information CentreHost Count: 2046Addressable IPs: 2048171.223.72.0/24171.223.73.0/24171.223.74.0/24171.223.75.0/24171.223.76.0/24171.223.77.0/24171.223.78.0/24171.223.79.0/24