| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.tdcec.dk | — | — | — |
| TXT Record |
|---|
| v=spf1 +a +mx +a:mail.tdcec.dk ptr:tdcec.dk -all -all |
| Policy | Record (tdcec.dk) |
|---|---|
| -all (hard fail) | v=spf1 +a +mx +a:mail.tdcec.dk ptr:tdcec.dk -all -all |
| Policy | Record (_dmarc.tdcec.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026062905 |
| Primary NS (MNAME) | ns1.dns.services |
| Responsible (RNAME) | post@dns.services |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 1814400s |
| Minimum (neg-cache TTL) | 7200s |