Every .dk domain whose A record resolves to 37.1.222.54. 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 |
|---|---|---|
| 37.1.216.0/21 | 216.1.37.in-addr.arpa | n1.3nt.com n2.3nt.com |
The zone shown is the most specific level that answers an NS query, so a classless delegation may report its parent.