| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | mail.revisionsfirmaet-rra.dk | 93.160.187.206 | 93-160-187-206-static.dk.customer.tdc.net | AS3292 TDC Holding A/S |
| 20 | 43200s | backup-mx.post.tele.dk | 80.160.77.115 | backup-mx2.post.tele.dk | AS3292 TDC Holding A/S |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026081101 |
| 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 | |
|---|---|---|---|---|
| 2026-08-11 15:20:43 | 803ms | 2 NS 0 A 2 MX | 🔒 Secure | View |
| 2026-07-18 10:46:52 | 628ms | 2 NS 0 A 2 MX | 🔒 Secure | View |
| 2026-07-12 08:28:27 | 650ms | 2 NS 0 A 2 MX | 🔒 Secure | View |
| 2026-07-02 22:16:55 | 573ms | 2 NS 0 A 2 MX | 🔒 Secure | View |
| 2026-06-27 20:32:22 | 1332ms | 2 NS 0 A 2 MX | 🔒 Secure | View |
| 2026-06-17 16:47:19 | 1950ms | 2 NS 0 A 2 MX | 🔒 Secure | View |