tests := []struct {
		name        string
		cidrStrings []string
		want        bool
	}{
		{
			name: "empty",
			want: true,
		},
		{
			name:        "all zeros ipv4",
			cidrStrings: []string{"224.0.0.0/24", "192.168.0.0/16", "fd00:1:d::/64", "0.0.0.0/0"},
			want:        true,
		},
		{
			name:        "all zeros ipv6",