businesskey.dk is a .dk domain served by 2 nameservers (ns07.sac-it.dk, ns08.sac-it.dk). It was registered on 15 April 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by businesskey-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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns07.sac-it.dk | 85.235.243.63 | ns07.sac-it.dk | AS3308 Norlys Telco A/S |
| ns08.sac-it.dk | 128.76.60.63 | ns08.sac-it.dk | AS3292 TDC Holding A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.24 |
| TXT Record |
|---|
| MS=ms32147908 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (businesskey.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves businesskey.dk: no address www.businesskey.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 | 2026082001 |
| Primary NS (MNAME) | ns07.sac-it.dk |
| Responsible (RNAME) | hostmaster@businesskey.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2008-04-15 |
| Expires | 2027-04-30 (191d) |
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 |
|---|---|
| 4dim.dk | Punktum dk A/S (direct) |
| cl22.dk | Punktum dk A/S (direct) |
| gymbetal.dk | Punktum dk A/S (direct) |
| gymelev.dk | Punktum dk A/S (direct) |
| nexu.dk | Eurodns S.A |
| winther-dk.dk | ONE.COM A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-17 14:42:06 | 1759ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-16 14:40:47 | 843ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-15 12:02:07 | 1263ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-09 00:50:51 | 982ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-08 14:53:10 | 717ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-01 07:27:59 | 1304ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-24 05:37:30 | 876ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-15 15:26:36 | 1115ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-08 12:20:37 | 800ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-05 11:12:46 | 831ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-28 03:55:58 | 1181ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-20 10:32:13 shown | 6223ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-14 10:48:08 | 2452ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-09 12:03:59 | 1451ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-31 04:51:59 | 8058ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-23 02:15:57 | 9186ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-16 17:53:03 | 1763ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-10 05:17:27 | 1929ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-03 15:05:43 | 1807ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-26 06:29:27 | 630ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-20 22:57:36 | 545ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-19 03:15:41 | 2906ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-16 17:50:24 | 613ms | 2 NS 0 A 1 MX | 🔓 Insecure |