hduun.dk

📜 Historical scan 2026-06-25 16:26:17 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

hduun.dk is a .dk domain served by 4 nameservers (pns21.cloudns.net, pns22.cloudns.net, pns23.cloudns.net and 1 more). It was registered on 5 September 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx.dka.mailcore.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.

🖥️ Nameservers#

4 records 63ms

Nameserver	IP addresses	PTR	ASN / ISP
pns21.cloudns.net	185.136.96.96 2a06:fb00:1::1:96	pns21.cloudns.net pns21.cloudns.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
pns22.cloudns.net	185.136.97.96 2a06:fb00:1::2:96	pns22.cloudns.net pns22.cloudns.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
pns23.cloudns.net	185.136.98.96 2a06:fb00:1::3:96	pns23.cloudns.net pns23.cloudns.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
pns24.cloudns.net	185.136.99.96 2a06:fb00:1::4:96	pns24.cloudns.net pns24.cloudns.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx.dka.mailcore.net	185.138.56.198 185.138.56.198 185.138.56.208 185.138.56.208 194.19.134.70 194.19.134.70 194.19.134.80 194.19.134.80 2001:2010:18:1::70 2001:2010:18:1::80 2a07:a80:1::198 2a07:a80:1::208	198.128-255.56.138.185.in-addr.arpa mx.dka.mailcore.net 208.128-255.56.138.185.in-addr.arpa mx.dka.mailcore.net 70.0-127.134.19.194.in-addr.arpa mx.dka.mailcore.net 80.0-127.134.19.194.in-addr.arpa mx.dka.mailcore.net mx.dka.mailcore.net mx.dka.mailcore.net mx.dka.mailcore.net mx.dka.mailcore.net	AS34766 atom86 BV AS34766 atom86 BV AS34766 atom86 BV AS34766 atom86 BV AS3308 Norlys Telco A/S AS3308 Norlys Telco A/S AS3308 Norlys Telco A/S AS3308 Norlys Telco A/S AS3308 Norlys Telco A/S AS3308 Norlys Telco A/S AS34766 atom86 BV AS34766 atom86 BV

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 586ms

TXT Record
v=spf1 include:spf.mailcore.net -all

✉️ SPF#

Policy	Record (hduun.dk)
-all (hard fail)	v=spf1 include:spf.mailcore.net -all

📨 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 2026-10-01 02:08:25

www	NXDOMAIN
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.hduun.dk	3PH17P8gsri6i4snaKXevlDyhBe3WoRr-fIFZOSa-AU

🔗 TLSA / DANE#

1 records 113ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.dka.mailcore.net	DANE-EE · SPKI · SHA-256	40F9D37C5916C036178AC4588F4425C9…

🔐 DNSSEC#

91ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

51ms

Field	Value
Serial	2025091102
Primary NS (MNAME)	ns21.cloudns.net
Responsible (RNAME)	support@cloudns.net
Refresh	7200s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-14 19:55:07

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2022-09-05
Expires	2027-09-04 (322d)

🔗 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).

Domain	Registrar
aakandehaven.dk	NETIM
powerpadel.dk	Punktum dk A/S (direct)
twm-multiservice.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

63ms

52ms

40ms

AAAA

62ms

TXT

586ms

CAA

66ms

HTTPS

63ms

TLSA

113ms

SOA

51ms

MTA-STS

95ms

DNSSEC

91ms

SRV

97ms

Total

6404ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 02:08:25	907ms	4 NS 0 A 1 MX	🔓 Insecure
2026-09-04 07:13:38	810ms	4 NS 0 A 1 MX	🔓 Insecure
2026-09-02 09:08:28	1323ms	4 NS 0 A 1 MX	🔓 Insecure
2026-06-25 16:26:17 shown	6404ms	4 NS 0 A 1 MX	🔓 Insecure
2026-06-24 05:22:06	827ms	4 NS 0 A 1 MX	❓ Unknown
2026-06-20 04:46:52	1525ms	4 NS 0 A 1 MX	🔓 Insecure
2026-06-17 11:05:13	1141ms	4 NS 0 A 1 MX	🔓 Insecure
2026-06-17 11:03:08	1155ms	4 NS 0 A 1 MX	🔓 Insecure
2026-06-17 11:02:10	1059ms	4 NS 0 A 1 MX	🔓 Insecure
2026-06-17 11:02:09	996ms	4 NS 0 A 1 MX	🔓 Insecure