a4nu.dk

📜 Historical scan 2026-06-22 07:10:50 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

a4nu.dk is a .dk domain with no delegation in this scan. It was registered on 1 April 2019 (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 2026-10-15 12:10:40

www	104.21.36.134 172.67.194.169 2606:4700:3032::6815:2486 2606:4700:3037::ac43:c2a9 (AS13335) (address records, no CNAME)
www vs bare domain	Same network a4nu.dk: 104.21.36.134 172.67.194.169 2606:4700:3032::6815:2486 2606:4700:3037::ac43:c2a9 (AS13335) www.a4nu.dk: 104.21.36.134 172.67.194.169 2606:4700:3032::6815:2486 2606:4700:3037::ac43:c2a9 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

470ms

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 2026-10-13 07:06:53

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2019-04-01
Expires	2027-04-30 (195d)

🔗 Same registrant#

39 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).

Domain	Registrar
a1emballage.dk	Punktum dk A/S (direct)
a1pallehandel.dk	Punktum dk A/S (direct)
a1pallemøbler.dk	ONE.COM A/S
a4ok.dk	Punktum dk A/S (direct)
a4senior.dk	Punktum dk A/S (direct)
a4sund.dk	Punktum dk A/S (direct)
a4sundhed.dk	Punktum dk A/S (direct)
a4tr.dk	Punktum dk A/S (direct)
aaretstr.dk	Punktum dk A/S (direct)
alsingen.dk	Punktum dk A/S (direct)
arbejdsmiljoe.dk	Punktum dk A/S (direct)
dk-ai.dk	Punktum dk A/S (direct)
dk-navnenyt.dk	Punktum dk A/S (direct)
dk-podcast.dk	Punktum dk A/S (direct)
dk-politik.dk	Punktum dk A/S (direct)
dk-websolutions.dk	Punktum dk A/S (direct)
dk-weekend.dk	Punktum dk A/S (direct)
dkcreative.dk	Punktum dk A/S (direct)
dkindkob.dk	Punktum dk A/S (direct)
dkinnovation.dk	Punktum dk A/S (direct)
dkmedier.dk	Punktum dk A/S (direct)
dkpublishing.dk	Punktum dk A/S (direct)
dksocial.dk	Punktum dk A/S (direct)
dksolenergi.dk	Punktum dk A/S (direct)
dkstillinger.dk	Punktum dk A/S (direct)
dkteknikogmiljoe.dk	Punktum dk A/S (direct)
dkveltek.dk	Punktum dk A/S (direct)
dkvindkraft.dk	Punktum dk A/S (direct)
doi.dk	Punktum dk A/S (direct)
doijob.dk	Punktum dk A/S (direct)
flexnet.dk	Punktum dk A/S (direct)
flexproject.dk	Punktum dk A/S (direct)
folkemoedeavisen.dk	Punktum dk A/S (direct)
komjob.dk	Punktum dk A/S (direct)
media360.dk	Punktum dk A/S (direct)
miljoeogressourcer.dk	Punktum dk A/S (direct)
offshoreindustry.dk	Punktum dk A/S (direct)
roskildenseren.dk	Punktum dk A/S (direct)
susfeldtskov.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

177ms

157ms

172ms

AAAA

195ms

TXT

495ms

CAA

206ms

HTTPS

157ms

TLSA

19ms

SOA

175ms

MTA-STS

194ms

DNSSEC

470ms

SRV

221ms

Total

1195ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 12:10:40	1606ms	2 NS 2 A 5 MX	🔒 Secure
2026-10-11 02:42:14	959ms	2 NS 2 A 5 MX	🔒 Secure
2026-09-21 09:09:06	926ms	2 NS 2 A 5 MX	🔒 Secure
2026-09-16 16:05:18	1164ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-08 09:24:04	908ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-03 16:58:52	1374ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-12 22:30:28	3461ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-07 05:10:13	2782ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-22 21:21:05	5116ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-22 07:10:50 shown	1195ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 13:15:06	905ms	2 NS 2 A 5 MX	🔓 Insecure