hjernehackeren.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 2 January 2020 (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 this 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 | hjernehackeren.dk → 46.183.138.100 |
| 🔶 Autoconfig | hjernehackeren.dk → 46.183.138.100 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| www CNAME | hjernehackeren.dk (all on hjernehackeren.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.hjernehackeren.dk | hjernehackeren.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 | 2026082001 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@hjernehackeren.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2020-01-02 |
| Expires | 2027-01-31 (95d) |
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 |
|---|---|---|---|
| 2026-10-23 07:35:11 | 781ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-16 05:50:47 | 1596ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 15:02:46 | 4329ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 13:01:37 | 1144ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 12:00:34 | 798ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-21 09:00:02 | 1335ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-14 06:42:52 | 855ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-06 22:39:05 | 895ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-28 11:16:10 | 1180ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 23:21:34 | 663ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-20 06:43:08 shown | 4003ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-13 23:33:04 | 1120ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-09 23:08:24 | 1238ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-30 07:25:33 | 2117ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-23 04:00:41 | 1438ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-16 20:28:29 | 1256ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-10 02:21:08 | 1358ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-02 11:55:10 | 3003ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-27 05:10:31 | 824ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-25 13:44:10 | 847ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-25 03:58:37 | 2229ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-20 17:05:24 | 1538ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-19 06:39:22 | 1715ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 12:54:55 | 2499ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 12:35:08 | 255ms | 0 NS 0 A 0 MX | ❓ Unknown |