| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | smtp.nathue.dk | 142.132.188.141 | mail.nathue.dk | AS24940 Hetzner Online GmbH |
| 15 | 3600s | mail.nathue.dk | 142.132.188.141 | mail.nathue.dk | AS24940 Hetzner Online GmbH |
| TXT Record |
|---|
| v=spf1 a mx ip4:142.132.188.141 -all |
| Policy | Record (vienberg-sos.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx ip4:142.132.188.141 -all |
| Policy | Record (_dmarc.vienberg-sos.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:dmarc@nathue.dk |
| 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 | 2026032010 |
| Primary NS (MNAME) | hydrogen.ns.hetzner.com |
| Responsible (RNAME) | dns@hetzner.com |
| Refresh | 86400s |
| Retry | 10800s |
| Expire | 3600000s |
| Minimum (neg-cache TTL) | 3600s |