| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 10 | 443 | a.mailtid.dk |
| TXT Record |
|---|
| v=spf1 mx -all |
| Policy | Record (rygsmerte.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx -all |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026090401 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-09-06 19:12:26 | 409ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-09-04 03:50:55 | 450ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-08-27 17:14:24 | 626ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-08-27 00:36:18 | 568ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-08-08 17:39:36 | 770ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-07-08 12:42:18 | 8884ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-07-01 19:59:12 | 593ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-06-25 08:05:42 | 3391ms | 2 NS 0 A 4 MX | 🔒 Secure | View |
| 2026-06-23 14:59:12 | 1177ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-17 19:46:45 | 682ms | 2 NS 0 A 4 MX | 🔒 Secure | View |