martinbusborg.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 4 April 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.165.123.138 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 93.165.123.138 | 43200s | 93-165-123-138-static.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 93.165.96.0/19 | 🇩🇰 Denmark | Ringe |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | mx1.pub.mailpod11-cph3.one.com | 104.37.34.230 | mx1.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.pub.mailpod11-cph3.one.com | 104.37.34.231 | mx2.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.pub.mailpod11-cph3.one.com | 104.37.34.232 | mx3.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx4.pub.mailpod11-cph3.one.com | 104.37.34.233 | mx4.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| www CNAME | martinbusborg.dk (all on martinbusborg.dk) → 93.165.123.138 (AS3292) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 24F573980561755185B794745411B05D… |
| SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 24F573980561755185B794745411B05D… |
| SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 24F573980561755185B794745411B05D… |
| SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 24F573980561755185B794745411B05D… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026092001 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2011-04-04 |
| Expires | 2027-04-30 (191d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-07 23:21:30 | 754ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-03 21:45:17 | 949ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 21:35:26 | 403ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 19:39:29 shown | 740ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-27 16:41:42 | 748ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-26 09:29:24 | 1068ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-26 01:38:41 | 634ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-21 05:11:50 | 633ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 13:52:07 | 2272ms | 2 NS 1 A 4 MX | 🔒 Secure |