Every .dk domain whose A record resolves to 5.172.47.171. Shared-hosting servers often carry hundreds of sites on one address; this reverse IP lookup shows exactly which .dk names share it. Data comes from our own scanners, which re-resolve every .dk domain in the zone roughly once a week.
| CIDR | Reverse zone | Nameservers |
|---|---|---|
| 5.172.40.0/21 | 40.172.5.in-addr.arpa | ns1.oxilion.nl ns2.oxilion.nl ns3.oxilion.net |
The zone shown is the most specific level that answers an NS query, so a classless delegation may report its parent.