trekroner.dk is a .dk domain served by 5 nameservers (dns01.almbrand.dk, dns02.almbrand.dk, ns1.zaccodns.com and 2 more). It was registered on 6 November 1996 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by cluster8.eu.messagelabs.com, cluster8a.eu.messagelabs.com. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| TXT Record |
|---|
| 51lVsFMh7O5/HRTibyiHlwkpjQy/7hnKrdGxAHOzDWdWYS0Xp0GIWUuF6oBW5dJ6Aj8sv489Cp3+sZkH1WfA+A== |
| v=spf1 include:spf.messagelabs.com a -all |
| Policy | Record (trekroner.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.messagelabs.com a -all |
| Policy | Record (_dmarc.trekroner.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; pct=100; rua=mailto:nordicitsecurityandcompliance@codan.dk,mailto:dmarc_agg@emailfraudprotect.email; fo=0 |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves trekroner.dk: no address www.trekroner.dk: no address |
| Wildcard | No |
DNS lookups: 4/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026082701 |
| Primary NS (MNAME) | dns01.almbrand.dk |
| Responsible (RNAME) | root@almbrand.dk |
| Refresh | 28800s |
| Retry | 7200s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA |
| Registered | 1996-11-06 |
| Expires | 2026-12-31 (71d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-24 14:20:13 shown | 3330ms | 5 NS 0 A 2 MX | 🔓 Insecure |
| 2026-08-27 20:00:42 | 915ms | 5 NS 0 A 2 MX | 🔓 Insecure |
| 2026-08-26 19:48:19 | 850ms | 5 NS 0 A 2 MX | 🔓 Insecure |
| 2026-07-27 12:16:13 | 17323ms | 6 NS 0 A 2 MX | 🔓 Insecure |
| 2026-06-24 23:47:28 | 7292ms | 6 NS 0 A 2 MX | ❓ Unknown |
| 2026-06-23 23:23:02 | 915ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 12:16:46 | 738ms | 6 NS 0 A 2 MX | 🔓 Insecure |