struk.dk

📜 Historical scan 2026-08-27 12:15:29 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

struk.dk is a .dk domain served by 2 nameservers (jonah.ns.cloudflare.com, tia.ns.cloudflare.com). It was registered on 15 October 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.65.64 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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#

2 records 36ms

Nameserver	IP addresses	PTR	ASN / ISP
jonah.ns.cloudflare.com	108.162.193.186 172.64.33.186 173.245.59.186 2606:4700:58::adf5:3bba 2803:f800:50::6ca2:c1ba 2a06:98c1:50::ac40:21ba	jonah.ns.cloudflare.com jonah.ns.cloudflare.com jonah.ns.cloudflare.com jonah.ns.cloudflare.com jonah.ns.cloudflare.com jonah.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
tia.ns.cloudflare.com	108.162.192.229 172.64.32.229 173.245.58.229 2606:4700:50::adf5:3ae5 2803:f800:50::6ca2:c0e5 2a06:98c1:50::ac40:20e5	tia.ns.cloudflare.com tia.ns.cloudflare.com tia.ns.cloudflare.com tia.ns.cloudflare.com tia.ns.cloudflare.com tia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 28ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.65.64	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.158.202	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 25ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:9eca	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:4140	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 35ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.65.64,172.67.158.202 ech=AEX+DQBBOQAgACDReRiOW+HwoQUTXzsusmUib7wRjR/raK7KozQJ3xIlTQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:9eca,2606:4700:3035::6815:4140

📝 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 2026-10-12 19:19:26

www	NXDOMAIN
www vs bare domain	www does not resolve struk.dk: 104.21.65.64 172.67.158.202 2606:4700:3033::ac43:9eca 2606:4700:3035::6815:4140 (AS13335) www.struk.dk: no address (all like this)
Wildcard	No

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.struk.dk	1Sbtfr662KW7XNMTziYEFWez1_bWyKBj9tImW73I_5w
TXT	_acme-challenge.struk.dk	iNTP0QMEhlBh3GPs7G5njhBo_Zm77YHK2SV23W5P3nw

🔗 TLSA / DANE#

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

🔐 DNSSEC#

100ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2413283737
Primary NS (MNAME)	jonah.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-17 11:51:41

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2014-10-15
Expires	2027-10-31 (378d)

🔗 Same registrant#

7 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
bedler.dk	Punktum dk A/S (direct)
henrikbrun.dk	Punktum dk A/S (direct)
ondekvinde.dk	Punktum dk A/S (direct)
shortfin.dk	Punktum dk A/S (direct)
stickleback.dk	Punktum dk A/S (direct)
strikogkod.dk	Punktum dk A/S (direct)
viperfish.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

36ms

28ms

29ms

AAAA

25ms

TXT

652ms

CAA

25ms

HTTPS

35ms

TLSA

43ms

SOA

0ms

MTA-STS

44ms

DNSSEC

100ms

SRV

44ms

Total

1043ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 07:19:10	926ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-29 19:07:48	434ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-25 06:52:08	489ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-23 19:02:07	722ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-22 15:52:36	589ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-29 14:55:13	897ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-27 12:15:29 shown	1043ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-26 12:03:15	2418ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-27 11:31:55	9513ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-02 09:13:43	740ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 12:54:13	2102ms	2 NS 2 A 0 MX	🔓 Insecure