AS57304 139.45.243.32/28 CIDR and IP Range Summary.ASN: 57304 - JSC RetnnetHost Count: 14Addressable IPs: 16 139.45.243.33139.45.243.34139.45.243.35139.45.243.36139.45.243.37139.45.243.38139.45.243.39139.45.243.40139.45.243.41139.45.243.42139.45.243.43139.45.243.44139.45.243.45139.45.243.46139.45.243.47139.45.243.48