mentorbasen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 26 May 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx1.pub.mailpod13-cph3.one.com, mx2.pub.mailpod13-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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | mx1.pub.mailpod13-cph3.one.com | 185.10.9.42 | mx1.pub.mailpod13-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.pub.mailpod13-cph3.one.com | 185.10.9.43 | mx2.pub.mailpod13-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.pub.mailpod13-cph3.one.com | 185.10.9.44 | mx3.pub.mailpod13-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx4.pub.mailpod13-cph3.one.com | 185.10.9.45 | mx4.pub.mailpod13-cph3.one.com | AS51468 One.com A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | custom.12xgn90mdqt0.eu-de.codeengine.appdomain.cloud |
| 🔶 Autoconfig | custom.12xgn90mdqt0.eu-de.codeengine.appdomain.cloud |
| www CNAME | custom.12xgn90mdqt0.eu-de.codeengine.appdomain.cloud (all on appdomain.cloud) ⚠ Dangling: the CNAME target does not exist. If that name can be claimed (an unregistered domain, or a free name on a hosting platform), whoever claims it controls www.mentorbasen.dk |
| www vs bare domain | Neither resolves mentorbasen.dk: no address www.mentorbasen.dk: no address |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.mentorbasen.dk | M_2LfAEO9SB7iBy4J5hafXEHp09HZehSXHcxtubbZ14 |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod13-cph3.one.com | DANE-EE · SPKI · SHA-256 | BE8C554E6A2A9BFE9F87080F0AE71BAD… |
| SMTP _25._tcp.mx2.pub.mailpod13-cph3.one.com | DANE-EE · SPKI · SHA-256 | BE8C554E6A2A9BFE9F87080F0AE71BAD… |
| SMTP _25._tcp.mx3.pub.mailpod13-cph3.one.com | DANE-EE · SPKI · SHA-256 | BE8C554E6A2A9BFE9F87080F0AE71BAD… |
| SMTP _25._tcp.mx4.pub.mailpod13-cph3.one.com | DANE-EE · SPKI · SHA-256 | BE8C554E6A2A9BFE9F87080F0AE71BAD… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026100401 |
| 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 | 2020-05-26 |
| Expires | 2027-05-31 (218d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-23 17:55:56 | 711ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-10-08 09:14:05 shown | 656ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-10-05 15:58:44 | 656ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-09-21 06:20:23 | 1229ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-09-06 08:06:37 | 1403ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-08-26 11:38:36 | 1113ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-08-22 15:13:38 | 1259ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-08-09 22:46:31 | 5049ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-08-06 02:53:14 | 1065ms | 2 NS 0 A 4 MX | 🔒 Secure |
| 2026-06-17 12:10:09 | 877ms | 2 NS 0 A 4 MX | 🔒 Secure |