Cloudflare Displaying Rare 'Error 451' to German Visitors, Deny Access to a Music Piracy Site

CDN company Cloudflare is displaying an extremely rare 'Error 451' to German visitors who attempt to access a music piracy site. The message currently affecting DDL-Music.to states that the site has been rendered "Unavailable for Legal Reasons' No explanation for the blocking is provided, but no legal demand specifics have been published. This is the first time that we’ve seen an Error. 451 is deployed when a site is “Unavailable For Legal Reasons” when it is ‘Unavailable’