sengeuniverset.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 7 October 2025 (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 | Address record (no CNAME) |
| 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 | ❓ 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 | Punktum dk A/S (direct) |
| Registered | 2025-10-07 |
| Expires | 2026-10-06 (expired) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-19 03:11:00 | 432ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-18 02:00:19 | 138ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-17 01:55:07 | 224ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-15 23:42:10 | 305ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-14 19:31:01 | 184ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-13 17:28:25 | 234ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-12 14:59:51 | 119ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-11 14:35:59 shown | 237ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-10 13:28:04 | 402ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-09 09:48:36 | 950ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-08 09:24:50 | 1118ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-03 04:25:18 | 664ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 04:16:45 | 556ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 20:47:10 | 416ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 16:14:44 | 978ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 03:29:54 | 849ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-19 05:16:16 | 4212ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 13:37:41 | 3671ms | 3 NS 1 A 1 MX | 🔒 Secure |