horisonten.dk is a .dk domain served by 4 nameservers (ns1-06.azure-dns.com, ns2-06.azure-dns.net, ns3-06.azure-dns.org and 1 more). It was registered on 3 July 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by horisonten-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 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 (horisonten.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves horisonten.dk: no address www.horisonten.dk: no address |
| Wildcard | No |
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) | ns1-06.azure-dns.com |
| Responsible (RNAME) | azuredns-hostmaster@microsoft.com |
| Refresh | 3600s |
| Retry | 300s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2002-07-03 |
| Expires | 2027-09-30 (342d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Domain | Registrar |
|---|---|
| horisonten-stu.dk | Simply.com A/S |
| ledestjernenstu.dk | Simply.com A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 01:45:28 shown | 566ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-30 17:47:10 | 603ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-30 08:06:10 | 694ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-26 19:49:48 | 1096ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-17 02:53:46 | 2117ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-28 01:44:51 | 1041ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-03 06:16:47 | 805ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-28 03:00:07 | 1866ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-27 04:33:53 | 1797ms | 4 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-25 07:04:09 | 1576ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-21 05:21:36 | 890ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-21 01:18:36 | 1097ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 22:52:14 | 1112ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-17 13:21:21 | 272ms | 0 NS 0 A 0 MX | ❓ Unknown |