AS39028 5.166.240.0/21 CIDR and IP Range Summary.ASN: 39028 - JSC ER-Telecom HoldingHost Count: 2046Addressable IPs: 20485.166.240.0/245.166.241.0/245.166.242.0/245.166.243.0/245.166.244.0/245.166.245.0/245.166.246.0/245.166.247.0/24