AS3758 220.255.8.0/21 CIDR and IP Range Summary.ASN: 3758 - SINGNET SingNetHost Count: 2046Addressable IPs: 2048220.255.8.0/24220.255.9.0/24220.255.10.0/24220.255.11.0/24220.255.12.0/24220.255.13.0/24220.255.14.0/24220.255.15.0/24