coretec.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 25 September 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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 | NXDOMAIN |
| Wildcard | No |
| 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 | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2023061501 |
| Primary NS (MNAME) | ns.dandomain.dk |
| Responsible (RNAME) | hostmaster@dandomain.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2020-09-25 |
| Expires | 2026-09-30 (expired) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-02 10:56:29 | 625ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-30 10:46:51 | 431ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-10 13:20:24 | 421ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-03 11:51:37 | 430ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-30 07:06:45 | 440ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-22 21:50:51 | 726ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-20 15:29:00 shown | 1314ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-16 22:25:55 | 420ms | 2 NS 0 A 0 MX | 🔒 Secure |