hjertestartere.dk is a .dk domain served by 2 nameservers (ns1.kortermann-hosting.dk, ns2.kortermann-hosting.dk). It was registered on 7 January 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.189.39.101 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mail.hjertestartere.dk. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.kortermann-hosting.dk | 94.231.105.180 | vdom105.net.dk2.zitcom.dk | AS48854 team.blue Denmark A/S |
| ns2.kortermann-hosting.dk | 94.231.105.146 | — | AS48854 team.blue Denmark A/S |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 94.189.39.101 | 3600s | — | AS3292 | TDC Holding A/S | 94.189.0.0/17 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mail.hjertestartere.dk | — | — | — |
| TXT Record |
|---|
| v=spf1 +a +mx include:spf.securesmtp.dk -all |
| Policy | Record (hjertestartere.dk) |
|---|---|
| -all (hard fail) | v=spf1 +a +mx include:spf.securesmtp.dk -all |
| www CNAME | hjertestartere.dk (all on hjertestartere.dk) → 94.189.39.101 (AS3292) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 3/10 · 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 | unsigned answer |
| Field | Value |
|---|---|
| Serial | 72634 |
| Primary NS (MNAME) | ns1.kortermann-hosting.dk |
| Responsible (RNAME) | hostmaster@kortermann-hosting.dk |
| Refresh | 14400s |
| Retry | 7200s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2012-01-07 |
| Expires | 2027-01-31 (105d) |
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 |
|---|---|
| beredskabshjaelper.dk | CURANET A/S |
| hjertestarterne.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 10:29:01 shown | 4454ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-29 17:39:23 | 4325ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-28 03:50:46 | 13361ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-28 02:25:15 | 2630ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 19:02:57 | 4430ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-30 06:27:11 | 4660ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 13:02:24 | 3624ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 12:32:06 | 237ms | 0 NS 0 A 0 MX | ❓ Unknown |