hackertrick.dk is a .dk domain served by 3 nameservers (auth01.ns.dk-hostmaster.dk, auth02.ns.dk-hostmaster.dk, auth03.ns.dk-hostmaster.dk). It was registered on 24 August 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 193.163.102.59 | 600s | static4.prod.dkhm.dk | AS39839 | — | — | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:630:0:40::59 | 600s | static4.prod.dkhm.dk | AS39839 | — | — | — | — |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (hackertrick.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.hackertrick.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| www | 193.163.102.59 2a01:630:0:40::59 (AS39839) (address records, no CNAME) |
| www vs bare domain | Same network hackertrick.dk: 193.163.102.59 2a01:630:0:40::59 (AS39839) www.hackertrick.dk: 193.163.102.59 2a01:630:0:40::59 (AS39839) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 0/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026062100 |
| Primary NS (MNAME) | auth01.ns.dk-hostmaster.dk |
| Responsible (RNAME) | tech@punktum.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2023-08-24 |
| Expires | 2027-08-23 (309d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-17 16:19:15 | 1746ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-12 10:40:20 | 1338ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-11 07:20:11 | 645ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-07 22:20:55 | 928ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-06 14:49:16 | 414ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-05 13:03:16 | 1136ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-30 12:30:27 | 634ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-29 12:23:48 | 551ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-24 11:34:47 | 559ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-16 09:57:26 | 662ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-16 09:14:10 | 1599ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-06 21:53:02 | 735ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-30 20:22:41 | 1779ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-29 14:15:33 | 413ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-24 06:01:53 | 1275ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-23 05:31:46 | 1268ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-19 01:54:30 | 728ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-17 16:30:37 | 712ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-12 14:15:55 | 1835ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-11 10:39:39 | 745ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-09 17:15:44 | 923ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-02 08:42:31 | 16787ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-29 00:52:28 | 2538ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-24 16:02:17 | 1039ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-23 13:11:58 | 9545ms | 3 NS 1 A 0 MX | 🔒 Secure |