størner.dk is a .dk domain served by 2 nameservers (ivan.ns.cloudflare.com, kallie.ns.cloudflare.com). It was registered on 3 February 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail3.hswn.dk. 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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail3.hswn.dk | 135.181.44.35 2a01:4f9:c010:cf09::1 |
mail3.hswn.dk mail3.hswn.dk |
AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH |
| TXT Record |
|---|
| v=spf1 mx -all |
| Policy | Record (størner.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx -all |
| Policy | Record (_dmarc.størner.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; pct=0; sp=reject; fo=0; |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | comodoca.com |
| 0 | issue | digicert.com; cansignhttpexchanges=yes |
| 0 | issue | letsencrypt.org |
| 0 | issue | pki.goog; cansignhttpexchanges=yes |
| 0 | issue | ssl.com |
| 0 | issuewild | comodoca.com |
| 0 | issuewild | digicert.com; cansignhttpexchanges=yes |
| 0 | issuewild | letsencrypt.org |
| 0 | issuewild | pki.goog; cansignhttpexchanges=yes |
| 0 | issuewild | ssl.com |
| www | Exists, no address |
| www vs bare domain | Neither resolves størner.dk: no address www.størner.dk: no address |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 1/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.størner.dk | Bfe_4bznlwcWa_jPfj3Ib4WGK5q7O4pXp33Ow11evvw |
| TXT | _acme-challenge.størner.dk | oSUzuVNC7GBcheDFdZt8SFh0ipVIc7SkhkRpzgqXJtU |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail3.hswn.dk | DANE-EE · Full cert · SHA-256 | EE36F03CBF2811CB2D666171D76DA761… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2414475863 |
| Primary NS (MNAME) | ivan.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2004-02-03 |
| Expires | 2031-02-28 (1588d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 22:26:28 | 1997ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-26 23:30:11 | 1227ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-24 23:04:37 | 751ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-23 21:17:08 | 1215ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-23 11:13:59 | 1023ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-18 11:15:32 | 2039ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-13 10:42:07 shown | 1984ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-26 14:07:16 | 871ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-11 22:01:26 | 2400ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-17 12:57:26 | 1207ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-12 21:24:49 | 1386ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-02 12:48:49 | 1287ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-17 11:34:42 | 1524ms | 2 NS 0 A 1 MX | 🔒 Secure |