AS21719 216.222.144.0/20 CIDR and IP Range Summary.ASN: 21719 - CHLHost Count: 4094Addressable IPs: 4096216.222.144.0/24216.222.145.0/24216.222.146.0/24216.222.147.0/24216.222.148.0/24216.222.149.0/24216.222.150.0/24216.222.151.0/24216.222.152.0/24216.222.153.0/24216.222.154.0/24216.222.155.0/24216.222.156.0/24216.222.157.0/24216.222.158.0/24216.222.159.0/24