rc3d.dk is a .dk domain the registry has taken out of service: it is delegated to the registry's own sentinel nameservers (nonexistent.punktum.dk), so it does not resolve. It was registered on 3 August 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| nonexistent.punktum.dk | — | — | — |
| www | 104.21.66.163 172.67.205.112 2606:4700:3033::ac43:cd70 2606:4700:3036::6815:42a3 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Check | Result |
|---|---|
| Validation Status | ❓ Unknown (the delegated nameservers don't answer) |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: failure |
| Field | Value |
|---|---|
| Registrar | Realtime Register B.V. |
| Registered | 2026-08-03 |
| Expires | 2027-08-02 (286d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
Showing 100 of 176.
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 13:24:07 | 473ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-14 12:19:31 | 1055ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-25 15:32:33 | 478ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-06 00:38:40 | 1436ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-28 18:00:41 | 1020ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-26 16:52:05 | 975ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-25 03:43:01 | 1628ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-20 23:33:33 | 4956ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-13 20:31:55 | 2126ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-07 15:59:29 | 1879ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-31 08:50:31 | 8515ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-28 03:53:24 | 980ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-27 03:45:50 | 811ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-26 02:35:37 | 576ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-25 02:19:38 | 925ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-24 01:35:04 | 662ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-22 22:33:59 | 24667ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-21 06:46:36 | 8605ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-20 03:28:35 | 615ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-18 13:28:20 | 8652ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-17 06:25:13 | 770ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-13 04:52:26 shown | 2741ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-10 06:14:32 | 814ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-08 13:48:46 | 1036ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-06 13:50:42 | 913ms | 1 NS 0 A 0 MX | ❓ Unknown |