Those filters could be in place to block the Piwik cloud service: <a href="https:&#x2F;&#x2F;piwik.pro&#x2F;cloud&#x2F;?pk_source=Piwik.org&amp;pk_medium=Cloud_CTA_link&amp;pk_campaign=PO_Cloud_Learn_More" rel="nofollow">https:&#x2F;&#x2F;piwik.pro&#x2F;cloud&#x2F;?pk_source=Piwik.org&amp;pk_medium=Cloud...</a>