| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 192.0.2.1 | 300s | — | — | — | — | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | null.localhost | ::1 127.0.0.1 |
localhost localhost |
— — |
| TXT Record |
|---|
| v=DKIM1; p= |
| v=spf1 -all |
| Policy | Record (matrikelkortet.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.matrikelkortet.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2412191322 |
| Primary NS (MNAME) | amos.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-28 01:13:00 | 893ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-16 04:49:07 | 894ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-22 10:54:01 | 9241ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-06 03:49:11 | 1586ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-30 19:27:49 | 732ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-26 01:59:28 | 1665ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-18 01:35:22 | 1620ms | 2 NS 1 A 1 MX | 🔒 Secure | View |