hukommelseskursus.dk is a .dk domain served by 5 nameservers (ns1.gigahost.dk, ns2.gigahost.dk, ns3.gigahost.dk and 2 more). It was registered on 3 December 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.116.232.217 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by mx1.gigahost.dk, mx2.gigahost.dk and 1 more. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 217.116.232.217 | 3600s | web17.gigahost.dk | AS47292 | Sentia Denmark A/S | 217.116.224.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.gigahost.dk | 46.183.139.11 | mx1.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx2.gigahost.dk | 46.183.139.12 | mx2.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx3.gigahost.dk | 46.183.139.13 | mx3.gigahost.dk | AS47292 Sentia Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | hukommelseskursus.dk → 217.116.232.217 |
| 🔶 Autoconfig | hukommelseskursus.dk → 217.116.232.217 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| www CNAME | hukommelseskursus.dk (all on hukommelseskursus.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.hukommelseskursus.dk | hukommelseskursus.dk |
| 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 | 2026101501 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@hukommelseskursus.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2012-12-03 |
| Expires | 2027-12-31 (436d) |
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 |
|---|---|---|---|
| 2026-10-15 20:37:21 shown | 507ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 06:03:28 | 1010ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 23:54:13 | 1636ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-30 23:49:11 | 1011ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 15:05:43 | 785ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-21 23:02:43 | 803ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-14 21:23:55 | 1355ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-04 13:10:03 | 9501ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 22:13:13 | 848ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-26 21:32:33 | 1013ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-21 01:18:21 | 9111ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-13 13:00:01 | 3841ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-06 02:05:35 | 1350ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-30 11:24:53 | 1750ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-23 16:38:05 | 9427ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-16 19:02:59 | 1727ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-11 03:09:31 | 1114ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 12:59:11 | 959ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-01 03:29:16 | 976ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-26 03:16:29 | 946ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-21 20:22:43 | 1235ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 11:44:50 | 1132ms | 5 NS 1 A 3 MX | 🔓 Insecure |