| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (simplespa.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.simplespa.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:621767c8b015f@dmarc.centerasecurity.com; |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2413273944 |
| Primary NS (MNAME) | ada.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-27 12:42:35 | 768ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-08-23 22:00:10 | 884ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-08-06 08:27:43 | 859ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-07-23 07:08:46 | 824ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-07-06 20:57:14 | 1065ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-06-29 04:33:45 | 694ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-06-25 20:45:56 | 1721ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-06-20 13:13:57 | 424ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-06-17 11:43:27 | 547ms | 2 NS 0 A 0 MX | 🔒 Secure | View |