AS3758 219.74.216.0/21 CIDR and IP Range Summary.ASN: 3758 - SINGNET SingNetHost Count: 2046Addressable IPs: 2048219.74.216.0/24219.74.217.0/24219.74.218.0/24219.74.219.0/24219.74.220.0/24219.74.221.0/24219.74.222.0/24219.74.223.0/24