dueb.dk

Records from scan: 2026-10-24 00:26:16 · 6441ms total

🧟 Lame delegation ⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dueb.dk is a registered .dk domain whose nameservers (ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com) do not answer for it, so it is currently a lame delegation and does not resolve. It was already in the .dk zone when our tracking began on 16 June 2026. 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.

🖥️ Nameservers#

3 records 924ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.first-ns.de	213.239.242.238 2a01:4f8:0:a101::a:1	ns1.first-ns.de ns1.first-ns.de	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
robotns2.second-ns.de	213.133.100.103 2a01:4f8:0:1::5ddc:2	robotns2.second-ns.de robotns2.second-ns.de	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
robotns3.second-ns.com	193.47.99.3 2001:67c:192c::add:a3	robotns3.second-ns.com robotns3.second-ns.com	AS12337 noris network AG AS12337 noris network AG

🌍 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#

1262ms

Check	Result
Validation Status	❓ Unknown (the delegated nameservers don't answer)
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: failure

🏷️ SOA#

✗ No SOA record found

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

924ms

897ms

872ms

AAAA

913ms

TXT

3856ms

CAA

855ms

HTTPS

829ms

TLSA

741ms

SOA

20ms

MTA-STS

909ms

DNSSEC

1262ms

SRV

1254ms

Total

6441ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-24 00:26:16 shown	6441ms	3 NS 0 A 0 MX	❓ Unknown
2026-08-28 06:43:04	6950ms	3 NS 0 A 0 MX	❓ Unknown
2026-08-23 18:04:25	11115ms	3 NS 0 A 0 MX	❓ Unknown
2026-08-22 16:00:42	7406ms	3 NS 0 A 0 MX	❓ Unknown
2026-08-21 15:57:03	3250ms	3 NS 0 A 0 MX	❓ Unknown
2026-08-20 15:41:59	2581ms	3 NS 0 A 0 MX	❓ Unknown
2026-08-19 14:25:11	12739ms	3 NS 0 A 0 MX	❓ Unknown
2026-08-18 14:22:38	7004ms	3 NS 0 A 0 MX	❓ Unknown
2026-08-17 03:42:55	9138ms	3 NS 0 A 0 MX	❓ Unknown
2026-08-15 15:15:52	4189ms	3 NS 0 A 0 MX	❓ Unknown
2026-08-13 15:19:25	6772ms	3 NS 0 A 0 MX	❓ Unknown
2026-08-12 06:27:04	8269ms	3 NS 0 A 0 MX	❓ Unknown
2026-08-10 23:35:41	12731ms	3 NS 0 A 0 MX	❓ Unknown
2026-08-09 06:18:55	12592ms	3 NS 0 A 0 MX	❓ Unknown
2026-08-07 01:13:53	5269ms	3 NS 0 A 0 MX	❓ Unknown
2026-08-03 07:53:49	6442ms	3 NS 0 A 0 MX	❓ Unknown
2026-07-27 05:59:02	12624ms	3 NS 0 A 0 MX	❓ Unknown
2026-07-26 05:30:38	6342ms	3 NS 0 A 0 MX	❓ Unknown
2026-07-25 05:07:14	20182ms	3 NS 0 A 0 MX	❓ Unknown
2026-07-24 04:38:08	2339ms	3 NS 0 A 0 MX	❓ Unknown
2026-07-23 01:46:08	3301ms	3 NS 0 A 0 MX	❓ Unknown
2026-07-21 05:37:59	10965ms	3 NS 0 A 0 MX	❓ Unknown
2026-07-20 04:17:04	9548ms	3 NS 0 A 0 MX	❓ Unknown
2026-07-19 00:27:34	10330ms	3 NS 0 A 0 MX	❓ Unknown
2026-07-18 00:03:06	6479ms	3 NS 0 A 0 MX	❓ Unknown