Every .dk domain whose A record resolves to 217.27.64.40. 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 |
|---|---|---|
| 217.27.64.0/19 | 64.27.217.in-addr.arpa | dnst3.interbusiness.it dnsti.interbusiness.it dnsts.interbusiness.it |
The zone shown is the most specific level that answers an NS query, so a classless delegation may report its parent.