AS51645 84.244.16.0/21 CIDR and IP Range Summary.ASN: 51645 - JSC ER-Telecom HoldingHost Count: 2046Addressable IPs: 204884.244.16.0/2484.244.17.0/2484.244.18.0/2484.244.19.0/2484.244.20.0/2484.244.21.0/2484.244.22.0/2484.244.23.0/24