niemann.dk

📜 Historical scan 2026-06-21 12:44:41 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

niemann.dk is a .dk domain with no delegation in this scan. It was registered on 26 December 2017 (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#

🖥️

No NS records found

🌍 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-11 15:06:04

www CNAME	niemann.dk (all on niemann.dk) → 91.221.196.240 (AS51468)
www vs bare domain	Same network niemann.dk: 91.221.196.240 (AS51468) www.niemann.dk: 91.221.196.240 (AS51468)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

6 found

Selector	CNAME	Key
default	niemann.dk	RSA · ~1024 bit below 2048 bit
dkim	niemann.dk	RSA · ~1024 bit below 2048 bit
k1	niemann.dk	RSA · ~1024 bit below 2048 bit
mail	niemann.dk	RSA Invalid key data — receivers can't verify signatures
s1	niemann.dk	RSA · ~1024 bit below 2048 bit
s2	niemann.dk	RSA Invalid key data — receivers can't verify signatures

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔗 TLSA / DANE#

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

🔐 DNSSEC#

458ms

Check	Result
Validation Status	Not applicable: the domain has no delegation, so there is no zone to validate (stored verdict: ❓ Unknown).
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: failure

🏷️ SOA#

✗ No SOA record found

📋 Registration#

WHOIS fetched 2026-10-11 15:36:10

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2017-12-26
Expires	2028-12-31 (799d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

173ms

157ms

295ms

AAAA

186ms

TXT

479ms

CAA

180ms

HTTPS

293ms

TLSA

20ms

SOA

177ms

MTA-STS

187ms

DNSSEC

458ms

SRV

314ms

Total

1149ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 15:06:03	1554ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-30 01:59:02	662ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-13 20:14:44	1001ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-28 00:04:14	947ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-27 06:40:09	883ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-12 04:47:41	1144ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-18 12:38:23	1044ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-12 11:47:54	9057ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-24 17:18:48	949ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-21 12:44:41 shown	1149ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 02:28:44	6824ms	2 NS 1 A 2 MX	🔒 Secure