AS51819 176.212.48.0/21 CIDR and IP Range Summary.ASN: 51819 - JSC ER-Telecom HoldingHost Count: 2046Addressable IPs: 2048176.212.48.0/24176.212.49.0/24176.212.50.0/24176.212.51.0/24176.212.52.0/24176.212.53.0/24176.212.54.0/24176.212.55.0/24