Every .dk domain whose A record resolves to 159.253.90.0. 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 |
|---|---|---|
| 159.253.88.0/21 | 88.253.159.in-addr.arpa | ns10.dnsadmin.dk ns11.dns-admin.dk ns12.dnsadmin.dk ns13.dns-admin.dk ns14.dnsadmin.dk ns15.dns-admin.dk |
The zone shown is the most specific level that answers an NS query, so a classless delegation may report its parent.