AS4134 121.229.216.0/21 CIDR and IP Range Summary.ASN: 4134 - Asia Pacific Network Information CentreHost Count: 2046Addressable IPs: 2048121.229.216.0/24121.229.217.0/24121.229.218.0/24121.229.219.0/24121.229.220.0/24121.229.221.0/24121.229.222.0/24121.229.223.0/24