Every .dk domain hosted inside the network 81.201.100.0/23, with the address, ASN and provider of each. Data comes from our own scanners, which re-resolve every .dk domain in the zone roughly once a week.
| CIDR | Reverse zone | Nameservers |
|---|---|---|
| 81.201.100.0/23 | 100.201.81.in-addr.arpa | edns116.ultradns.biz edns116.ultradns.com edns116.ultradns.net edns116.ultradns.org |
The zone shown is the most specific level that answers an NS query, so a classless delegation may report its parent.