AS51645 81.163.96.0/20 CIDR and IP Range Summary.ASN: 51645 - JSC ER-Telecom HoldingHost Count: 4094Addressable IPs: 409681.163.96.0/2481.163.97.0/2481.163.98.0/2481.163.99.0/2481.163.100.0/2481.163.101.0/2481.163.102.0/2481.163.103.0/2481.163.104.0/2481.163.105.0/2481.163.106.0/2481.163.107.0/2481.163.108.0/2481.163.109.0/2481.163.110.0/2481.163.111.0/24