tldst.dk is a .dk domain served by 6 nameservers (df-ns01.skat.dk, df-ns02.skat.dk, df-ns03.skat.dk and 3 more). It was registered on 22 January 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 23.97.214.177 is hosted by Microsoft Corporation (AS8075) in The Netherlands. Mail is handled by .. The zone is DNSSEC-signed and validates, publishes a 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 23.97.214.177 | 1800s | — | AS8075 | Microsoft Corporation | 23.96.0.0/14 | 🇳🇱 The Netherlands | Amsterdam |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 1800s | . Null MX — domain accepts no email (RFC 7505) | |||
| TXT Record |
|---|
| SKAT |
| skatteforvaltningen.azurewebsites.net |
| v=spf1 -all |
| Policy | Record (tldst.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.tldst.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:fd0c97ad@in.mailhardener.com; ruf=mailto:fd0c97ad@in.mailhardener.com |
| www CNAME | skatteforvaltningen.azurewebsites.net (all on azurewebsites.net) ⚠ Dangling: the CNAME target does not exist. If that name can be claimed (an unregistered domain, or a free name on a hosting platform), whoever claims it controls www.tldst.dk |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 0/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2025091855 |
| Primary NS (MNAME) | df-ns01.skat.dk |
| Responsible (RNAME) | hostmaster@csc.dk |
| Refresh | 14400s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2018-01-22 |
| Expires | 2027-07-31 (283d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-18 09:53:56 | 555ms | 6 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-16 08:46:00 | 3513ms | 6 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-11 20:29:49 | 508ms | 6 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-07 01:03:36 | 1162ms | 6 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 21:02:00 | 704ms | 6 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 20:10:16 | 501ms | 6 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-19 12:04:19 | 616ms | 6 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-17 02:58:17 | 3625ms | 6 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-10 01:34:27 | 3974ms | 6 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-08 13:48:03 | 2294ms | 6 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-31 07:55:43 | 1182ms | 6 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-30 06:46:38 | 987ms | 6 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-13 19:37:55 | 954ms | 6 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-08 22:37:30 | 26955ms | 6 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-07 02:29:59 | 7891ms | 6 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-22 00:27:53 | 1391ms | 6 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-20 13:05:00 shown | 6824ms | 6 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-17 21:57:16 | 2700ms | 6 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-29 08:00:40 | 3409ms | 6 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-28 17:33:30 | 1077ms | 6 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 05:13:32 | 2050ms | 6 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 10:32:22 | 2653ms | 6 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 05:50:24 | 679ms | 6 NS 1 A 0 MX | 🔒 Secure |