Every .dk domain whose website address (A record) is announced by AS64496, with the network's IPv6 and DNSSEC adoption and its observed prefixes. An autonomous system is the routing identity of a hosting company or ISP. Data comes from our own scanners, which re-resolve every .dk domain in the zone roughly once a week.
Unknown announces 0 prefixes (0 IPv4, 0 IPv6), with no upstreams seen (it may be a transit-free network or only peer).
Upstream and prefix data supplied by ipbot.dk; power is relative to the strongest upstream.