aalborgheatsystems.dk is a .dk domain served by 4 nameservers (ns1.sicor.de, ns2.sicor.de, ns3.sicor.de and 1 more). It was registered on 2 March 2026 (WHOIS) and 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.sicor.de | — | — | — |
| ns2.sicor.de | — | — | — |
| ns3.sicor.de | — | — | — |
| ns4.sicor.de | — | — | — |
| www | 94.130.143.117 2a01:4f8:13b:2cd1::2 (AS24940) (address records, no CNAME) |
| www vs bare domain | Same network aalborgheatsystems.dk: 94.130.143.117 2a01:4f8:13b:2cd1::2 (AS24940) www.aalborgheatsystems.dk: 94.130.143.117 2a01:4f8:13b:2cd1::2 (AS24940) |
| 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 | 2026032402 |
| Primary NS (MNAME) | ns1.sicor.de |
| Responsible (RNAME) | noc@sicor-kdl.net |
| Refresh | 43200s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | InterNetX GmbH |
| Registered | 2026-03-02 |
| Expires | 2027-03-01 (135d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-07 17:10:14 | 681ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-01 00:40:33 | 1036ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-28 03:04:02 | 3130ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-26 05:11:02 | 1127ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-20 02:30:10 | 3094ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-18 09:36:19 | 1279ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-16 12:59:09 shown | 1138ms | 4 NS 0 A 0 MX | 🔓 Insecure |