concept4.dk is a .dk domain with no delegation in this scan. It was registered on 12 September 2003 (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 | 185.21.40.224 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 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 | Punktum dk A/S (direct) |
| Registered | 2003-09-12 |
| Expires | 2027-09-30 (347d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-24 12:46:31 | 536ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-27 15:09:13 | 713ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-23 17:09:18 | 734ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-21 14:13:50 shown | 1057ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 18:27:17 | 1304ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 01:03:16 | 65535ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-16 22:17:18 | 2168ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-16 22:04:19 | 533ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-16 22:00:47 | 629ms | 2 NS 1 A 2 MX | 🔒 Secure |