Every .dk domain whose A record resolves to 171.17.130.53. 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 |
|---|---|---|
| 171.17.128.0/18 | 17.171.in-addr.arpa | a1-46.akam.net a13-67.akam.net a18-64.akam.net a5-65.akam.net a6-66.akam.net a8-67.akam.net |
The zone shown is the most specific level that answers an NS query, so a classless delegation may report its parent.