Every .dk domain whose A record resolves to 131.243.10.134. 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 |
|---|---|---|
| 131.243.0.0/16 | 243.131.in-addr.arpa | adns.lbl.gov adns1.es.net adns2.es.net |
The zone shown is the most specific level that answers an NS query, so a classless delegation may report its parent.