AS4771 122.58.144.0/21 CIDR and IP Range Summary.ASN: 4771 - SPARKNZ Spark New Zealand Trading Ltd.Host Count: 2046Addressable IPs: 2048122.58.144.0/24122.58.145.0/24122.58.146.0/24122.58.147.0/24122.58.148.0/24122.58.149.0/24122.58.150.0/24122.58.151.0/24