kystsanatoriet.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 27 September 2007 (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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (kystsanatoriet.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves kystsanatoriet.dk: no address www.kystsanatoriet.dk: no address |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| 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 | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026101801 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2007-09-27 |
| Expires | 2027-09-30 (346d) |
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).
| Domain | Registrar |
|---|---|
| bagergyden.dk | Simply.com A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-19 07:05:15 shown | 406ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-17 04:58:01 | 394ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-16 04:41:45 | 459ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-14 20:27:54 | 414ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-13 20:04:11 | 374ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-11 15:07:37 | 834ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-03 23:01:50 | 923ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-02 22:59:15 | 105ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-01 22:57:08 | 717ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-29 22:43:11 | 492ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-26 07:54:12 | 2517ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-21 08:01:13 | 644ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-03 17:55:00 | 1223ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-15 03:15:05 | 3156ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-06 11:10:58 | 1142ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-03 14:17:45 | 784ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-21 15:15:42 | 619ms | 2 NS 1 A 4 MX | ⚠️ Bogus |
| 2026-06-20 17:51:00 | 1333ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-18 08:52:42 | 2763ms | 2 NS 1 A 4 MX | 🔒 Secure |