businessbydesign.dk is a .dk domain served by 3 nameservers (ns.nerdonline.dk, ns2.nerdonline.dk, ns3.nerdonline.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx1.pub.mailpod4-cph3.one.com, mx2.pub.mailpod4-cph3.one.com and 1 more. The zone is not DNSSEC-signed, 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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 38400s | mx1.pub.mailpod4-cph3.one.com | 185.164.14.38 | mx1.pub.mailpod4-cph3.one.com | AS51468 One.com A/S |
| 10 | 38400s | mx2.pub.mailpod4-cph3.one.com | 185.164.14.39 | mx2.pub.mailpod4-cph3.one.com | AS51468 One.com A/S |
| 10 | 38400s | mx3.pub.mailpod4-cph3.one.com | 185.164.14.40 | mx3.pub.mailpod4-cph3.one.com | AS51468 One.com A/S |
| www CNAME | www.designdenmark.dk (all on designdenmark.dk) → 167.233.0.165 (AS24940) |
| www vs bare domain | Only www resolves (all like this) |
| Wildcard | No |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod4-cph3.one.com | DANE-EE · SPKI · SHA-256 | 3CD1D5B4EDAC2BB288B196C074B1A2B1… |
| SMTP _25._tcp.mx2.pub.mailpod4-cph3.one.com | DANE-EE · SPKI · SHA-256 | 3CD1D5B4EDAC2BB288B196C074B1A2B1… |
| SMTP _25._tcp.mx3.pub.mailpod4-cph3.one.com | DANE-EE · SPKI · SHA-256 | 3CD1D5B4EDAC2BB288B196C074B1A2B1… |
| 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 | 1552936396 |
| Primary NS (MNAME) | ns.nerdonline.dk |
| Responsible (RNAME) | hostmaster@nerdonline.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 38400s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-27 01:03:44 | 717ms | 3 NS 0 A 3 MX | 🔓 Insecure |
| 2026-10-22 09:19:24 | 914ms | 3 NS 0 A 3 MX | 🔓 Insecure |
| 2026-09-29 15:44:14 | 1308ms | 3 NS 0 A 3 MX | 🔓 Insecure |
| 2026-08-28 04:58:45 | 851ms | 3 NS 0 A 3 MX | 🔓 Insecure |
| 2026-08-14 08:46:37 | 14167ms | 3 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-02 13:53:11 shown | 1572ms | 3 NS 0 A 3 MX | 🔓 Insecure |
| 2026-06-27 03:20:18 | 814ms | 3 NS 0 A 3 MX | 🔓 Insecure |
| 2026-06-22 14:10:37 | 822ms | 3 NS 0 A 3 MX | ❓ Unknown |
| 2026-06-21 10:43:52 | 1163ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 17:50:03 | 771ms | 3 NS 0 A 3 MX | 🔓 Insecure |