helgeandersenfrederikshavn.dk is a .dk domain served by 2 nameservers (ns07.sac-it.dk, ns08.sac-it.dk). It was registered on 21 August 2001 (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 our latest 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 |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves helgeandersenfrederikshavn.dk: no address www.helgeandersenfrederikshavn.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 | 2026102201 |
| Primary NS (MNAME) | ns07.sac-it.dk |
| Responsible (RNAME) | hostmaster@helgeandersenfrederikshavn.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2001-08-21 |
| 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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 20:23:14 shown | 368ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-15 10:47:32 | 471ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-08 23:06:06 | 547ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-07 23:02:41 | 370ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-01 16:49:39 | 579ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-29 16:30:46 | 391ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-24 15:04:59 | 469ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-17 09:07:09 | 547ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-10 18:44:49 | 1267ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-03 17:42:59 | 339ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-01 07:21:27 | 451ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-27 17:26:17 | 412ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-20 09:53:34 | 1004ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-13 09:59:02 | 716ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-09 04:04:06 | 1519ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-31 04:18:07 | 797ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-23 17:32:25 | 453ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-16 22:46:22 | 619ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-12 12:45:32 | 550ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-03 20:35:21 | 1901ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-29 18:17:51 | 422ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-29 12:43:24 | 449ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-17 11:20:38 | 458ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-17 11:17:25 | 2411ms | 2 NS 0 A 0 MX | 🔓 Insecure |