| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | mail.skjaerlund.dk | 87.61.101.100 | 0x573d6564.static.cust.fastspeed.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 | 2026081401 |
| 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 | |
|---|---|---|---|---|
| 2026-08-27 12:31:17 | 701ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-08-15 02:32:41 | 2660ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-08-08 13:05:42 | 4910ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-07-15 22:52:50 | 635ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-06-17 11:05:38 | 2542ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-06-17 11:05:25 | 889ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-06-17 11:03:49 | 896ms | 2 NS 0 A 1 MX | 🔒 Secure | View |
| 2026-06-17 10:54:44 | 596ms | 2 NS 0 A 1 MX | 🔒 Secure | View |