Every .dk domain whose A record resolves to 5.1.73.51. 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 |
|---|---|---|
| 5.1.73.0/24 | 73.1.5.in-addr.arpa | ns1.creolineserver.com ns2.creolineserver.com ns3.creolineserver.com ns4.creolineserver.com |
The zone shown is the most specific level that answers an NS query, so a classless delegation may report its parent.