a-chain.dk is a .dk domain with no delegation in this scan. It was registered on 4 March 2021 (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 | 212.237.249.17 (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 | 2021-03-04 |
| Expires | 2027-03-31 (165d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-08-28 00:17:16 | 762ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-26 15:28:59 | 470ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-24 02:20:59 | 843ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-23 08:25:58 shown | 1161ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 13:15:20 | 533ms | 2 NS 1 A 0 MX | 🔒 Secure |