hjerteundersoegelse.dk is a .dk domain with no delegation in this scan. It was registered on 3 January 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.
| www | 93.191.156.136 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network hjerteundersoegelse.dk: 93.191.156.136 (AS48854) www.hjerteundersoegelse.dk: 93.191.156.136 (AS48854) |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | Not applicable: the domain has no delegation, so there is no zone to validate (stored verdict: ❓ Unknown). |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: failure |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2026-01-03 |
| Expires | 2027-01-02 (76d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 17:30:25 | 490ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 16:03:04 | 2478ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-10 23:29:23 | 470ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-02 12:54:47 | 597ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 07:32:48 | 1137ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 16:29:25 | 1161ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 03:08:31 | 2390ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 12:57:55 | 2129ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 12:37:07 shown | 258ms | 0 NS 0 A 0 MX | ❓ Unknown |