biosystemer.dk is a .dk domain served by 2 nameservers (ns1.kortermann-hosting.dk, ns2.kortermann-hosting.dk). It was already in the .dk zone when our tracking began on 16 June 2026. 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 |
|---|---|---|---|
| ns1.kortermann-hosting.dk | — | — | — |
| ns2.kortermann-hosting.dk | — | — | — |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves biosystemer.dk: no address www.biosystemer.dk: no address |
| Wildcard | No |
| 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 | 55512 |
| Primary NS (MNAME) | ns1.kortermann-hosting.dk |
| Responsible (RNAME) | hostmaster@kortermann-hosting.dk |
| Refresh | 14400s |
| Retry | 7200s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-07 19:19:53 | 284ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-30 15:24:10 | 395ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-25 13:58:04 | 9305ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-25 22:02:14 | 558ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-21 05:56:46 | 1157ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 02:31:29 | 585ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-16 14:38:02 shown | 534ms | 2 NS 0 A 0 MX | 🔓 Insecure |