mheu.dk is a .dk domain served by 4 nameservers (ns1-09.azure-dns.com, ns2-09.azure-dns.net, ns3-09.azure-dns.org and 1 more). It was registered on 30 March 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mheu-dk.mail.protection.outlook.com. 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.
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.24 |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (mheu.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves mheu.dk: no address www.mheu.dk: no address |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-mheu-dk._domainkey.incapadk.onmicrosoft.com | RSA · ~2048 bit |
| selector2 | selector2-mheu-dk._domainkey.incapadk.onmicrosoft.com | RSA · ~2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 1/10 · policy: -all
No problems found| 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 | 1 |
| Primary NS (MNAME) | ns1-09.azure-dns.com |
| Responsible (RNAME) | azuredns-hostmaster@microsoft.com |
| Refresh | 3600s |
| Retry | 300s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | DNS Platform ApS |
| Registered | 2023-03-30 |
| Expires | 2027-03-29 (158d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-19 23:36:44 | 1426ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-11 18:06:46 | 1216ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-10 17:43:29 | 1204ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-03 06:28:20 | 1348ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-02 06:26:47 | 1172ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-01 06:20:51 | 1000ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-27 13:47:10 | 1329ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-27 10:46:47 | 1238ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-18 10:18:30 | 1436ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-16 17:18:57 | 9833ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-28 00:53:33 | 808ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-24 16:19:27 shown | 2515ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-17 11:37:49 | 1109ms | 4 NS 0 A 1 MX | 🔓 Insecure |