3dkursus.dk

📜 Historical scan 2026-07-28 03:44:44  ·  ← Latest scan
🧟 Lame delegation ⬇ Zone File 📜 Timeline & History ⚡ Scan Now

3dkursus.dk is a registered .dk domain whose nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more) do not answer for it, so it is currently a lame delegation and does not resolve. It was registered on 20 September 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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.

🖥️ Nameservers#

4 records   475ms

🌍 A Records#

🌍
No A records found

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

608ms
CheckResult
Validation Status⚠️ Bogus — the parent still publishes a DS record, but the delegated nameservers don't answer, so no signed answer can be fetched. The zone isn't serving broken signatures; it isn't serving at all.
AD Flag (resolver validates)✗ Not set
DS Record✓ Found
DNSKEY Record✗ Not found
Flagsresolution failed: failure

🏷️ SOA#

✗ No SOA record found

📋 Registration#

WHOIS fetched 2026-10-21 23:40:47
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2010-09-20
Expires2027-09-30 (341d)

🔗 Same registrant#

3 domains

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).

DomainRegistrar
3d-kurser.dkPunktum dk A/S (direct)
arkitekturvisualisering.dkPunktum dk A/S (direct)
oplevelsernordsjælland.dkSimply.com A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
475ms
A
547ms
MX
531ms
AAAA
548ms
TXT
2011ms
CAA
536ms
HTTPS
524ms
TLSA
333ms
SOA
141ms
MTA-STS
558ms
DNSSEC
608ms
SRV
553ms
Total
3832ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-08-23 15:20:02 5914ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-08-22 13:01:24 1798ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-08-21 12:49:56 17407ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-08-20 12:43:12 2030ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-08-19 11:57:10 3533ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-08-18 11:55:32 5617ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-08-17 00:19:34 6168ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-08-15 20:58:08 4353ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-08-14 10:57:53 9365ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-08-13 07:13:55 6070ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-08-12 05:47:25 3208ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-08-09 23:16:38 3256ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-08-06 02:11:11 1840ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-08-01 14:00:07 10199ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-31 11:48:50 1361ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-30 00:38:52 10440ms 4 NS 0 A 0 MX ❓ Unknown
2026-07-28 03:44:44 shown 3832ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-27 03:31:28 17071ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-26 02:56:57 1371ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-25 02:40:12 1515ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-24 00:15:47 1469ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-22 23:36:15 1462ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-21 03:35:48 1640ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-19 19:52:04 1486ms 4 NS 0 A 0 MX ⚠️ Bogus
2026-07-18 18:31:07 4413ms 4 NS 0 A 0 MX ⚠️ Bogus
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