| 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 |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail3.hswn.dk | DANE-EE · Full cert · SHA-256 | 799807D0E39A767DAC54CB6AC3B9F002… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2411749155 |
| Primary NS (MNAME) | ivan.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-26 14:07:16 | 871ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-08-11 22:01:26 | 2400ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-07-17 12:57:26 | 1207ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-07-12 21:24:49 | 1386ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-07-02 12:48:49 | 1287ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-06-17 11:34:42 | 1524ms | 2 NS 0 A 1 MX | 🔒 Secure | View |