AS64226 162.57.128.0/20 CIDR and IP Range Summary.ASN: 64226 - MDU Resources Group Inc.Host Count: 4094Addressable IPs: 4096162.57.128.0/24162.57.129.0/24162.57.130.0/24162.57.131.0/24162.57.132.0/24162.57.133.0/24162.57.134.0/24162.57.135.0/24162.57.136.0/24162.57.137.0/24162.57.138.0/24162.57.139.0/24162.57.140.0/24162.57.141.0/24162.57.142.0/24162.57.143.0/24