brute.go
func newBruteRanger() Ranger {
	return &bruteRanger{
		ipV4Entries: make(map[string]RangerEntry),
		ipV6Entries: make(map[string]RangerEntry),
	}
}
func newBruteRanger() Ranger {
	return &bruteRanger{
		ipV4Entries: make(map[string]RangerEntry),
		ipV6Entries: make(map[string]RangerEntry),
	}
}
// newBruteRanger returns a new Ranger.