AS51173 89.106.136.0/21 CIDR and IP Range Summary.ASN: 51173 - Premier Data Networks LtdHost Count: 2046Addressable IPs: 204889.106.136.0/2489.106.137.0/2489.106.138.0/2489.106.139.0/2489.106.140.0/2489.106.141.0/2489.106.142.0/2489.106.143.0/24