firmagruppen.dk is a .dk domain served by 4 nameservers (ns1-07.azure-dns.com, ns2-07.azure-dns.net, ns3-07.azure-dns.org and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by firmagruppen-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no 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 → 40.104.116.56 |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (firmagruppen.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| www | Exists, no address |
| www vs bare domain | Neither resolves firmagruppen.dk: no address www.firmagruppen.dk: no address |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 1 |
| Primary NS (MNAME) | ns1-07.azure-dns.com |
| Responsible (RNAME) | hostmaster@compnet.dk |
| Refresh | 3600s |
| Retry | 300s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-26 11:37:25 shown | 1294ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-26 11:40:57 | 1403ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-02 00:46:15 | 992ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-17 09:45:38 | 1787ms | 4 NS 0 A 1 MX | 🔒 Secure |