This attribute is available in clutch for pages that serve as the default Edition for customers whose language or site doesn’t match any hreflang tags.  The JS redirect seems like a little bit of a messy situation, but to answer your dilemma: If you set a canonical tag from ourdomain.be https://bookmarkingdepot.com/story18703078/5-tips-about-%D0%90%D0%B2%D1%82%D0%BE%D0%BC%D0%B0%D1%82%D0%B8%D1%87%D0%B5%D1%81%D0%BA%D0%B8%D0%B5-%D1%82%D0%B5%D0%B3%D0%B8-hreflang-%D0%B8-%D0%BA%D0%B0%D0%BD%D0%BE%D0%BD%D0%B8%D1%87%D0%B5%D1%81%D0%BA%D0%B8%D0%B5-%D1%82%D0%B5%D0%B3%D0%B8-seo-you-can-use-today