naturkundskab.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 5 July 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.183.138.100 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 |
|---|---|---|---|---|---|---|---|
| 46.183.138.100 | 3600s | — | AS47292 | Sentia Denmark A/S | 46.183.138.0/23 | 🇩🇰 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 | naturkundskab.dk → 46.183.138.100 |
| 🔶 Autoconfig | naturkundskab.dk → 46.183.138.100 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| www CNAME | naturkundskab.dk (all on naturkundskab.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.naturkundskab.dk | naturkundskab.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 | 2026102201 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@naturkundskab.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | GIGAHOST ApS |
| Registered | 2018-07-05 |
| Expires | 2027-07-31 (278d) |
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 18:26:49 shown | 2462ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-21 01:29:53 | 1985ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-19 20:50:17 | 1147ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-15 18:07:06 | 1480ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 06:11:31 | 986ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 05:07:44 | 784ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 04:22:46 | 1016ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-22 23:57:34 | 762ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-14 04:16:51 | 1858ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-13 17:22:05 | 4064ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-03 07:40:21 | 2749ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 08:46:58 | 773ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-21 00:46:31 | 1341ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-13 16:38:46 | 9867ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-06 19:16:52 | 16816ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-31 09:24:00 | 1093ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-23 20:02:49 | 1910ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-17 20:59:58 | 1573ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-09 05:03:47 | 1549ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 00:16:17 | 6490ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-02 23:59:52 | 902ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-26 19:59:24 | 800ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-23 17:47:07 | 1124ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 12:18:43 | 5192ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 20:49:53 | 890ms | 5 NS 1 A 3 MX | 🔓 Insecure |