Every .dk domain whose A record resolves to 50.28.1.57. 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 |
|---|---|---|
| 50.28.0.0/18 | 0.28.50.in-addr.arpa | ns.sourcedns.com ns1.sourcedns.com |
The zone shown is the most specific level that answers an NS query, so a classless delegation may report its parent.