albergteknik.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx1-dk.centerasecurity.dk, mx2-dk.centerasecurity.dk and 1 more. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.136 |
| TXT Record |
|---|
| MS=ms55192937 |
| v=spf1 include:spf.protection.outlook.com include:_spf.centerasecurity.dk -all |
| Policy | Record (albergteknik.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:_spf.centerasecurity.dk -all |
| Policy | Record (_dmarc.albergteknik.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:dmarc@albergteknik.dk |
| www | 46.30.211.38 (AS51468) (address records, no CNAME) |
| www vs bare domain | Only www resolves (all like this) |
| Wildcard | No |
DNS lookups: 2/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx1-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| 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 | 2026100201 |
| 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 |
|---|---|---|---|
| 2026-10-22 14:44:54 shown | 904ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-10-02 16:37:14 | 1219ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-09-30 16:29:02 | 718ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-09-30 01:29:20 | 566ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-09-24 01:58:59 | 673ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-08-28 07:41:42 | 1093ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-08-11 11:17:50 | 2470ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-07-03 00:12:15 | 1011ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-06-26 01:11:46 | 732ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-06-21 20:36:54 | 579ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-06-20 22:49:52 | 2716ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-06-16 12:37:33 | 1203ms | 2 NS 0 A 3 MX | 🔓 Insecure |