This is a golang based prefix tree for IP subnets
go-iptree can be used by including:
import "github.com/zmap/go-iptree/iptree" Below is a simple example:
t := iptree.New() t.AddByString("0.0.0.0", 0) t.AddByString("128.255.0.0/16", 1) t.AddByString("128.255.134.0/24", 0) if val, found, err := t.GetByString("128.255.134.5"); err == nil && found { fmt.Println("Value is ", val) }