Every .dk domain whose A record resolves to 153.2.228.50. 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 |
|---|---|---|
| 153.2.0.0/16 | 2.153.in-addr.arpa | auth1.dns.cogentco.com auth2.dns.cogentco.com cbru.br.ns.els-gms.att.net cmtu.mt.ns.els-gms.att.net nsa.ups.com nsb.ups.com |
The zone shown is the most specific level that answers an NS query, so a classless delegation may report its parent.