| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 21600s | tux.nerdheaven.dk | 130.226.136.211 2001:878:0:e000:82:e2:88:d3 |
tux.nerdheaven.dk — |
AS1835 IDDQD-AS AS1835 IDDQD-AS |
| 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 | 2024062701 |
| Primary NS (MNAME) | ns1.quickdns.dk |
| Responsible (RNAME) | hostmaster@quickdns.dk |
| Refresh | 14400s |
| Retry | 7200s |
| Expire | 2415600s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-06-25 01:46:00 | 3932ms | 4 NS 0 A 1 MX | 🔓 Insecure | View |
| 2026-06-25 00:39:57 | 1038ms | 4 NS 0 A 1 MX | 🔓 Insecure | View |
| 2026-06-24 19:10:03 | 3958ms | 4 NS 0 A 1 MX | 🔓 Insecure | View |
| 2026-06-22 19:22:13 | 948ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-21 07:06:56 | 1789ms | 4 NS 0 A 1 MX | 🔓 Insecure | View |
| 2026-06-17 22:38:03 | 1620ms | 4 NS 0 A 1 MX | 🔓 Insecure | View |