Every .dk domain whose A record resolves to 90.231.191.22. 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 |
|---|---|---|
| 90.224.0.0/12 | 0.224.90.in-addr.arpa | dns1.telia.com dns2.telia.com |
The zone shown is the most specific level that answers an NS query, so a classless delegation may report its parent.