slashdot.dk is a .dk domain served by 4 nameservers (spip.hulpsystems.net, spip.marlow.dk, spirillen.hulpsystems.net and 1 more). It was registered on 9 December 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by daffy.hulpsystems.net. 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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | daffy.hulpsystems.net | 195.43.155.135 | daffy.hulpsystems.net | AS47490 TuxBox |
| TXT Record |
|---|
| v=spf1 mx -all |
| Policy | Record (slashdot.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx -all |
| www CNAME | bugs.hulpsystems.net (all on hulpsystems.net) |
| www vs bare domain | Only www resolves (all like this) |
| Wildcard | No |
DNS lookups: 1/10 · policy: -all
No problems found| 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 | 2005072505 |
| Primary NS (MNAME) | spirillen.marlow.dk |
| Responsible (RNAME) | hostmaster@hulpsystems.dk |
| Refresh | 10800s |
| Retry | 1800s |
| Expire | 3600000s |
| Minimum (neg-cache TTL) | 10800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1998-12-09 |
| Expires | 2026-12-31 (75d) |
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).
| Domain | Registrar |
|---|---|
| list-petersen.dk | Punktum dk A/S (direct) |
| marlow.dk | Punktum dk A/S (direct) |
| nopost.dk | Punktum dk A/S (direct) |
| tuxbox.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 04:49:33 | 13141ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-03 05:10:17 | 11110ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-25 06:01:02 | 19533ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-19 07:40:28 | 43750ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-26 09:23:12 | 24585ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-24 07:04:08 | 17489ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-09 02:19:00 | 49138ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-05 21:19:08 | 58504ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-01 14:11:02 | 12156ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-20 08:43:12 shown | 12210ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-17 13:58:49 | 17037ms | 4 NS 0 A 1 MX | ⚠️ Bogus |