intro.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 30 August 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. We saw it become registrar-handled on 9 October 2026, when it moved from direct registration at Punktum to CURANET A/S. 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 | 94.231.109.39 (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 | ❓ Unknown (the delegated nameservers don't answer) |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | registry sentinel delegation (no resolvable NS); DNSSEC not evaluated |
| Field | Value |
|---|---|
| Registrar | CURANET A/S |
| Registered | 2002-08-30 |
| Expires | 2027-09-30 (347d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 17:37:17 | 1088ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 13:33:06 | 300ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-07 13:29:33 | 335ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-06 04:31:37 | 151ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-05 04:29:11 | 118ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-04 04:22:19 | 261ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-03 04:19:59 shown | 124ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-02 04:18:45 | 834ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-30 04:08:35 | 912ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-25 17:18:28 | 1354ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-27 17:17:16 | 772ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-27 00:05:38 | 1419ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 01:14:32 | 702ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 16:19:15 | 4269ms | 2 NS 1 A 1 MX | 🔒 Secure |