2sek.dk

📜 Historical scan 2026-08-21 00:12:03 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

2sek.dk is a .dk domain served by 2 nameservers (ali.ns.cloudflare.com, jim.ns.cloudflare.com). It was registered on 18 March 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.52.123 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 277ms

Nameserver	IP addresses	PTR	ASN / ISP
ali.ns.cloudflare.com	108.162.192.59 172.64.32.59 173.245.58.59 2606:4700:50::adf5:3a3b 2803:f800:50::6ca2:c03b 2a06:98c1:50::ac40:203b	ali.ns.cloudflare.com ali.ns.cloudflare.com ali.ns.cloudflare.com ali.ns.cloudflare.com ali.ns.cloudflare.com ali.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jim.ns.cloudflare.com	108.162.193.125 172.64.33.125 173.245.59.125 2606:4700:58::adf5:3b7d 2803:f800:50::6ca2:c17d 2a06:98c1:50::ac40:217d	jim.ns.cloudflare.com jim.ns.cloudflare.com jim.ns.cloudflare.com jim.ns.cloudflare.com jim.ns.cloudflare.com jim.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 236ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.52.123	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.199.1	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 483ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:347b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::ac43:c701	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 389ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.52.123,172.67.199.1 ech=AEX+DQBBWwAgACAl0cySpaKbsYtMDeQNpcuOADTNH4TNuNvI5zKwVsZwFQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:347b,2606:4700:3031::ac43:c701

📝 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 16:23:16

www	NXDOMAIN
www vs bare domain	www does not resolve 2sek.dk: 104.21.52.123 172.67.199.1 2606:4700:3031::6815:347b 2606:4700:3031::ac43:c701 (AS13335) www.2sek.dk: no address (all like this)
Wildcard	No

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.2sek.dk	97-2GWbSIsT86DFMcSPV23MoaBe_48xJOy0sXExuIDs
TXT	_acme-challenge.2sek.dk	px4KFabwRAodhZl1W0EERXsAXrDN4g5F00ULuKUyfFU

🔗 TLSA / DANE#

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

🔐 DNSSEC#

676ms

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	2412743278
Primary NS (MNAME)	ali.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-11 16:33:32

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2013-03-18
Expires	2026-10-31 (14d)

🔗 Same registrant#

14 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
10ting.dk	Punktum dk A/S (direct)
22792888.dk	Punktum dk A/S (direct)
asali.dk	Punktum dk A/S (direct)
asaliviola.dk	Punktum dk A/S (direct)
carsteneskelund.dk	Punktum dk A/S (direct)
detersmart.dk	Punktum dk A/S (direct)
fupifarvandet.dk	Punktum dk A/S (direct)
mettemalmberg.dk	Punktum dk A/S (direct)
mikkelmalmberg.dk	Punktum dk A/S (direct)
moem.dk	Punktum dk A/S (direct)
mortenwichmann.dk	Punktum dk A/S (direct)
sammenervistærkere.dk	Punktum dk A/S (direct)
skyklap.dk	Punktum dk A/S (direct)
tuemalmberghellqvist.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

277ms

236ms

301ms

AAAA

483ms

TXT

921ms

CAA

379ms

HTTPS

389ms

TLSA

472ms

SOA

0ms

MTA-STS

549ms

DNSSEC

676ms

SRV

512ms

Total

7353ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 16:23:16	1217ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-30 18:04:10	954ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-14 07:42:02	661ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-06 00:35:01	577ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-24 12:50:19	990ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-21 00:12:03 shown	7353ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-18 23:19:09	850ms	2 NS 2 A 0 MX	❓ Unknown
2026-08-17 14:52:48	16716ms	2 NS 2 A 0 MX	❓ Unknown
2026-08-16 13:27:01	2281ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-13 00:11:25	1717ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-25 11:43:18	2396ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-18 10:35:27	685ms	2 NS 2 A 0 MX	⚠️ Bogus
2026-06-16 12:49:39	1069ms	2 NS 2 A 0 MX	🔓 Insecure