Every .dk domain whose www name is a CNAME to app-snc-revip-front-prd-neu.mangomeadow-3438baca.northeurope.azurecontainerapps.io, i.e. the website is hosted on that platform. A target that no longer exists is flagged as dangling. Data comes from our own scanners, which re-resolve every .dk domain in the zone roughly once a week.